| 1 | ------------------------------------------------------------------------
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| 2 | -- ln.decTest -- decimal natural logarithm --
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| 3 | -- Copyright (c) IBM Corporation, 2005, 2008. All rights reserved. --
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| 4 | ------------------------------------------------------------------------
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| 5 | -- Please see the document "General Decimal Arithmetic Testcases" --
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| 6 | -- at http://www2.hursley.ibm.com/decimal for the description of --
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| 7 | -- these testcases. --
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| 8 | -- --
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| 9 | -- These testcases are experimental ('beta' versions), and they --
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| 10 | -- may contain errors. They are offered on an as-is basis. In --
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| 11 | -- particular, achieving the same results as the tests here is not --
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| 12 | -- a guarantee that an implementation complies with any Standard --
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| 13 | -- or specification. The tests are not exhaustive. --
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| 14 | -- --
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| 15 | -- Please send comments, suggestions, and corrections to the author: --
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| 16 | -- Mike Cowlishaw, IBM Fellow --
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| 17 | -- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK --
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| 18 | -- mfc@uk.ibm.com --
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| 19 | ------------------------------------------------------------------------
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| 20 | version: 2.59
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| 21 |
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| 22 | extended: 1
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| 23 | precision: 16
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| 24 | rounding: half_even
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| 25 | maxExponent: 384
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| 26 | minexponent: -383
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| 27 |
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| 28 | -- basics (examples in specification)
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| 29 | precision: 9
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| 30 | lnxs001 ln 0 -> -Infinity
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| 31 | lnxs002 ln 1.000 -> 0
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| 32 | lnxs003 ln 2.71828183 -> 1.00000000 Inexact Rounded
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| 33 | lnxs004 ln 10 -> 2.30258509 Inexact Rounded
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| 34 | lnxs005 ln +Infinity -> Infinity
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| 35 |
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| 36 |
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| 37 | -- basics
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| 38 | precision: 16
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| 39 | lnx0001 ln 0 -> -Infinity
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| 40 | lnx0002 ln 1E-9 -> -20.72326583694641 Inexact Rounded
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| 41 | lnx0003 ln 0.0007 -> -7.264430222920869 Inexact Rounded
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| 42 | lnx0004 ln 0.1 -> -2.302585092994046 Inexact Rounded
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| 43 | lnx0005 ln 0.7 -> -0.3566749439387324 Inexact Rounded
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| 44 | lnx0006 ln 1 -> 0
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| 45 | lnx0007 ln 1.000 -> 0
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| 46 | lnx0008 ln 1.5 -> 0.4054651081081644 Inexact Rounded
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| 47 | lnx0009 ln 2 -> 0.6931471805599453 Inexact Rounded
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| 48 | lnx0010 ln 2.718281828459045 -> 0.9999999999999999 Inexact Rounded
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| 49 | lnx0011 ln 2.718281828459046 -> 1.000000000000000 Inexact Rounded
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| 50 | lnx0012 ln 2.718281828459047 -> 1.000000000000001 Inexact Rounded
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| 51 | lnx0013 ln 10 -> 2.302585092994046 Inexact Rounded
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| 52 | lnx0014 ln 10.5 -> 2.351375257163478 Inexact Rounded
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| 53 | lnx0015 ln 9999 -> 9.210240366975849 Inexact Rounded
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| 54 | lnx0016 ln 1E6 -> 13.81551055796427 Inexact Rounded
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| 55 | lnx0017 ln 1E+9 -> 20.72326583694641 Inexact Rounded
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| 56 | lnx0018 ln +Infinity -> Infinity
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| 57 |
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| 58 | -- notable cases
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| 59 | -- negatives
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| 60 | lnx0021 ln -1E-9 -> NaN Invalid_operation
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| 61 | lnx0022 ln -0.0007 -> NaN Invalid_operation
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| 62 | lnx0023 ln -0.1 -> NaN Invalid_operation
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| 63 | lnx0024 ln -0.7 -> NaN Invalid_operation
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| 64 | lnx0025 ln -1 -> NaN Invalid_operation
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| 65 | lnx0026 ln -1.5 -> NaN Invalid_operation
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| 66 | lnx0027 ln -2 -> NaN Invalid_operation
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| 67 | lnx0029 ln -10.5 -> NaN Invalid_operation
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| 68 | lnx0028 ln -9999 -> NaN Invalid_operation
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| 69 | lnx0030 ln -2.718281828459045 -> NaN Invalid_operation
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| 70 | lnx0031 ln -2.718281828459046 -> NaN Invalid_operation
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| 71 | lnx0032 ln -0 -> -Infinity
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| 72 | lnx0033 ln -0E+17 -> -Infinity
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| 73 | lnx0034 ln -0E-17 -> -Infinity
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| 74 | -- other zeros
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| 75 | lnx0041 ln 0 -> -Infinity
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| 76 | lnx0042 ln 0E+17 -> -Infinity
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| 77 | lnx0043 ln 0E-17 -> -Infinity
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| 78 | -- infinities
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| 79 | lnx0045 ln -Infinity -> NaN Invalid_operation
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| 80 | lnx0046 ln +Infinity -> Infinity
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| 81 | -- ones
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| 82 | lnx0050 ln 1 -> 0
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| 83 | lnx0051 ln 1.0 -> 0
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| 84 | lnx0052 ln 1.000000000000000 -> 0
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| 85 | lnx0053 ln 1.000000000000000000 -> 0
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| 86 |
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| 87 | -- lower precision basics
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| 88 | Precision: 7
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| 89 | lnx0101 ln 0 -> -Infinity
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| 90 | lnx0102 ln 1E-9 -> -20.72327 Inexact Rounded
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| 91 | lnx0103 ln 0.0007 -> -7.264430 Inexact Rounded
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| 92 | lnx0104 ln 0.1 -> -2.302585 Inexact Rounded
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| 93 | lnx0105 ln 0.7 -> -0.3566749 Inexact Rounded
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| 94 | lnx0106 ln 1 -> 0
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| 95 | lnx0107 ln 1.5 -> 0.4054651 Inexact Rounded
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| 96 | lnx0108 ln 2 -> 0.6931472 Inexact Rounded
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| 97 | lnx0109 ln 2.718281828459045 -> 1.000000 Inexact Rounded
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| 98 | lnx0110 ln 2.718281828459046 -> 1.000000 Inexact Rounded
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| 99 | lnx0111 ln 2.718281828459047 -> 1.000000 Inexact Rounded
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| 100 | lnx0112 ln 10 -> 2.302585 Inexact Rounded
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| 101 | lnx0113 ln 10.5 -> 2.351375 Inexact Rounded
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| 102 | lnx0114 ln 9999 -> 9.210240 Inexact Rounded
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| 103 | lnx0115 ln 1E6 -> 13.81551 Inexact Rounded
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| 104 | lnx0116 ln 1E+9 -> 20.72327 Inexact Rounded
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| 105 | lnx0117 ln +Infinity -> Infinity
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| 106 | Precision: 2
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| 107 | lnx0121 ln 0 -> -Infinity
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| 108 | lnx0122 ln 1E-9 -> -21 Inexact Rounded
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| 109 | lnx0123 ln 0.0007 -> -7.3 Inexact Rounded
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| 110 | lnx0124 ln 0.1 -> -2.3 Inexact Rounded
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| 111 | lnx0125 ln 0.7 -> -0.36 Inexact Rounded
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| 112 | lnx0126 ln 1 -> 0
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| 113 | lnx0127 ln 1.5 -> 0.41 Inexact Rounded
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| 114 | lnx0128 ln 2 -> 0.69 Inexact Rounded
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| 115 | lnx0129 ln 2.718281828459045 -> 1.0 Inexact Rounded
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| 116 | lnx0130 ln 2.718281828459046 -> 1.0 Inexact Rounded
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| 117 | lnx0131 ln 2.718281828459047 -> 1.0 Inexact Rounded
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| 118 | lnx0132 ln 10 -> 2.3 Inexact Rounded
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| 119 | lnx0133 ln 10.5 -> 2.4 Inexact Rounded
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| 120 | lnx0134 ln 9999 -> 9.2 Inexact Rounded
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| 121 | lnx0135 ln 1E6 -> 14 Inexact Rounded
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| 122 | lnx0136 ln 1E+9 -> 21 Inexact Rounded
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| 123 | lnx0137 ln +Infinity -> Infinity
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| 124 | Precision: 1
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| 125 | lnx0141 ln 0 -> -Infinity
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| 126 | lnx0142 ln 1E-9 -> -2E+1 Inexact Rounded
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| 127 | lnx0143 ln 0.0007 -> -7 Inexact Rounded
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| 128 | lnx0144 ln 0.1 -> -2 Inexact Rounded
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| 129 | lnx0145 ln 0.7 -> -0.4 Inexact Rounded
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| 130 | lnx0146 ln 1 -> 0
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| 131 | lnx0147 ln 1.5 -> 0.4 Inexact Rounded
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| 132 | lnx0148 ln 2 -> 0.7 Inexact Rounded
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| 133 | lnx0149 ln 2.718281828459045 -> 1 Inexact Rounded
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| 134 | lnx0150 ln 2.718281828459046 -> 1 Inexact Rounded
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| 135 | lnx0151 ln 2.718281828459047 -> 1 Inexact Rounded
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| 136 | lnx0152 ln 10 -> 2 Inexact Rounded
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| 137 | lnx0153 ln 10.5 -> 2 Inexact Rounded
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| 138 | lnx0154 ln 9999 -> 9 Inexact Rounded
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| 139 | lnx0155 ln 1E6 -> 1E+1 Inexact Rounded
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| 140 | lnx0156 ln 1E+9 -> 2E+1 Inexact Rounded
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| 141 | lnx0157 ln +Infinity -> Infinity
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| 142 |
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| 143 | -- group low-precision ln(1)s:
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| 144 | precision: 1
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| 145 | lnx0161 ln 1 -> 0
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| 146 | precision: 2
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| 147 | lnx0162 ln 1 -> 0
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| 148 | precision: 3
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| 149 | lnx0163 ln 1 -> 0
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| 150 | precision: 4
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| 151 | lnx0164 ln 1 -> 0
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| 152 | precision: 5
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| 153 | lnx0165 ln 1 -> 0
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| 154 | precision: 6
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| 155 | lnx0166 ln 1 -> 0
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| 156 | precision: 7
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| 157 | lnx0167 ln 1 -> 0
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| 158 | precision: 8
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| 159 | lnx0168 ln 1 -> 0
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| 160 |
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| 161 | -- edge-test ln(2) and ln(10) in case of lookasides
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| 162 | precision: 45
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| 163 | lnx201 ln 2 -> 0.693147180559945309417232121458176568075500134 Inexact Rounded
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| 164 | lnx202 ln 10 -> 2.30258509299404568401799145468436420760110149 Inexact Rounded
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| 165 | precision: 44
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| 166 | lnx203 ln 2 -> 0.69314718055994530941723212145817656807550013 Inexact Rounded
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| 167 | lnx204 ln 10 -> 2.3025850929940456840179914546843642076011015 Inexact Rounded
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| 168 | precision: 43
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| 169 | lnx205 ln 2 -> 0.6931471805599453094172321214581765680755001 Inexact Rounded
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| 170 | lnx206 ln 10 -> 2.302585092994045684017991454684364207601101 Inexact Rounded
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| 171 | precision: 42
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| 172 | lnx207 ln 2 -> 0.693147180559945309417232121458176568075500 Inexact Rounded
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| 173 | lnx208 ln 10 -> 2.30258509299404568401799145468436420760110 Inexact Rounded
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| 174 | precision: 41
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| 175 | lnx209 ln 2 -> 0.69314718055994530941723212145817656807550 Inexact Rounded
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| 176 | lnx210 ln 10 -> 2.3025850929940456840179914546843642076011 Inexact Rounded
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| 177 | precision: 40
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| 178 | lnx211 ln 2 -> 0.6931471805599453094172321214581765680755 Inexact Rounded
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| 179 | lnx212 ln 10 -> 2.302585092994045684017991454684364207601 Inexact Rounded
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| 180 | precision: 39
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| 181 | lnx213 ln 2 -> 0.693147180559945309417232121458176568076 Inexact Rounded
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| 182 | lnx214 ln 10 -> 2.30258509299404568401799145468436420760 Inexact Rounded
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| 183 | precision: 38
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| 184 | lnx215 ln 2 -> 0.69314718055994530941723212145817656808 Inexact Rounded
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| 185 | lnx216 ln 10 -> 2.3025850929940456840179914546843642076 Inexact Rounded
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| 186 | precision: 37
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| 187 | lnx217 ln 2 -> 0.6931471805599453094172321214581765681 Inexact Rounded
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| 188 | lnx218 ln 10 -> 2.302585092994045684017991454684364208 Inexact Rounded
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| 189 | precision: 36
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| 190 | lnx219 ln 2 -> 0.693147180559945309417232121458176568 Inexact Rounded
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| 191 | lnx220 ln 10 -> 2.30258509299404568401799145468436421 Inexact Rounded
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| 192 | precision: 35
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| 193 | lnx221 ln 2 -> 0.69314718055994530941723212145817657 Inexact Rounded
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| 194 | lnx222 ln 10 -> 2.3025850929940456840179914546843642 Inexact Rounded
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| 195 | precision: 34
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| 196 | lnx223 ln 2 -> 0.6931471805599453094172321214581766 Inexact Rounded
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| 197 | lnx224 ln 10 -> 2.302585092994045684017991454684364 Inexact Rounded
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| 198 | precision: 33
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| 199 | lnx225 ln 2 -> 0.693147180559945309417232121458177 Inexact Rounded
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| 200 | lnx226 ln 10 -> 2.30258509299404568401799145468436 Inexact Rounded
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| 201 | precision: 32
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| 202 | lnx227 ln 2 -> 0.69314718055994530941723212145818 Inexact Rounded
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| 203 | lnx228 ln 10 -> 2.3025850929940456840179914546844 Inexact Rounded
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| 204 | precision: 31
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| 205 | lnx229 ln 2 -> 0.6931471805599453094172321214582 Inexact Rounded
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| 206 | lnx230 ln 10 -> 2.302585092994045684017991454684 Inexact Rounded
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| 207 | precision: 30
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| 208 | lnx231 ln 2 -> 0.693147180559945309417232121458 Inexact Rounded
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| 209 | lnx232 ln 10 -> 2.30258509299404568401799145468 Inexact Rounded
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| 210 |
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| 211 | -- extreme input range values
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| 212 | maxExponent: 384
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| 213 | minExponent: -383
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| 214 | Precision: 16
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| 215 |
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| 216 | lnx0901 ln 1e-400 -> -921.0340371976183 Inexact Rounded
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| 217 | lnx0902 ln 1e+400 -> 921.0340371976183 Inexact Rounded
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| 218 | lnx0903 ln 1e-999999 -> -2302582.790408953 Inexact Rounded
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| 219 | lnx0904 ln 1e+999999 -> 2302582.790408953 Inexact Rounded
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| 220 | lnx0905 ln 1e-1000013 -> -2302615.026600255 Inexact Rounded
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| 221 | lnx0906 ln 2e-1000013 -> -2302614.333453074 Inexact Rounded
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| 222 |
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| 223 | lnx0910 ln 9.999999e+999999 -> 2302585.092993946 Inexact Rounded
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| 224 | lnx0911 ln 9.9999999e+999999 -> 2302585.092994036 Inexact Rounded
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| 225 | lnx0912 ln 9.99999999e+999999 -> 2302585.092994045 Inexact Rounded
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| 226 | lnx0913 ln 9.999999999e+999999 -> 2302585.092994046 Inexact Rounded
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| 227 | lnx0914 ln 9.999999999999e+999999 -> 2302585.092994046 Inexact Rounded
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| 228 | lnx0915 ln 9.999999999999999e+999999 -> 2302585.092994046 Inexact Rounded
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| 229 | lnx0916 ln 9.999999999999999999999999e+999999 -> 2302585.092994046 Inexact Rounded
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| 230 |
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| 231 | -- randoms
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| 232 | -- P=50, within 0-999
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| 233 | Precision: 50
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| 234 | maxExponent: 384
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| 235 | minExponent: -383
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| 236 | lnx1501 ln 0.00098800906574486388604608477869812518857023768951 -> -6.9198186844033787995945147836955586009548513043689 Inexact Rounded
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| 237 | lnx1502 ln 158.15866624664623070184595045304145949900714987827 -> 5.0635987458895647454907806507503825602758392287684 Inexact Rounded
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| 238 | lnx1503 ln 0.00565661412059571925040285814021799775249288309321 -> -5.1749297776760632102047540300491550931651318975237 Inexact Rounded
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| 239 | lnx1504 ln 0.00000006914232532620489602008402091666547903180607 -> -16.487098770877825308138976818688771638172333034347 Inexact Rounded
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| 240 | lnx1505 ln 0.00025380374621297657504661540749355251231770070723 -> -8.2789492423005003205242162741569033124260321954589 Inexact Rounded
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| 241 | lnx1506 ln 83.033654063877426261108592599182418953442677554806 -> 4.4192459962647137976949249810815698465031609843669 Inexact Rounded
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| 242 | lnx1507 ln 0.00000000416863228092481651627734668440663678118729 -> -19.295677845122141772791294599714950175284915666430 Inexact Rounded
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| 243 | lnx1508 ln 0.00000140847873187820570181214271960511080523457669 -> -13.473000349581967189668305314384952251556809480339 Inexact Rounded
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| 244 | lnx1509 ln 66.176106555181527101630351127583944689752069132522 -> 4.1923194696232505883666171116966137694013431504252 Inexact Rounded
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| 245 | lnx1510 ln 0.00000000000009899043487403590900111602024562297908 -> -29.943753166877840985821508112917991506656545174163 Inexact Rounded
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| 246 | lnx1511 ln 0.00000000000324618296721747097510453388683912733569 -> -26.453541281444586819009546418577507163362590139422 Inexact Rounded
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| 247 | lnx1512 ln 72.646968818463546449499147579023555008392860423385 -> 4.2856116660689646882852128853423566276718230426479 Inexact Rounded
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| 248 | lnx1513 ln 0.00000000000000066755483124635612574263153825990523 -> -34.942910142802769319262875080398852491588707172483 Inexact Rounded
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| 249 | lnx1514 ln 61.002910447202398204114909451851111424657671911002 -> 4.1109215752843377323363182051446177066434038096529 Inexact Rounded
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| 250 | lnx1515 ln 917.06917611331980999227893584010544542312239174774 -> 6.8211829068303114128752453661946446979787826282907 Inexact Rounded
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| 251 | lnx1516 ln 0.00000000170823794883673083358549749078972003965194 -> -20.187803436976150477297246666771626827057191023004 Inexact Rounded
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| 252 | lnx1517 ln 0.53731767845358224445809761315159249898566542910649 -> -0.62116577939968409211736413628236285160048357000961 Inexact Rounded
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| 253 | lnx1518 ln 0.00000000000000008965291392882804161299758708033373 -> -36.950585970980857376081265073276303670820056916206 Inexact Rounded
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| 254 | lnx1519 ln 0.00000000006990244916026429904498278982530170295668 -> -23.383920429244457578373523508427783144589480420753 Inexact Rounded
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| 255 | lnx1520 ln 4.0312542977070300070506064666536478373801988540614 -> 1.3940775676592451945795752796421391871302024763305 Inexact Rounded
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| 256 | lnx1521 ln 271.84991311551875601432518819562391699324632396423 -> 5.6052501239873862517916679747146539808077431873478 Inexact Rounded
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| 257 | lnx1522 ln 7.4118671629373864667229445746862314443895404818689 -> 2.0030823863706344628239147639318289961917060121141 Inexact Rounded
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| 258 | lnx1523 ln 0.00000000000002026311452625364905357321664186034258 -> -31.529974180054438792043856877314043794320951134754 Inexact Rounded
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| 259 | lnx1524 ln 0.00000000000009563398651261756952398250624737809347 -> -29.978248130576972953141284136962670021368834792579 Inexact Rounded
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| 260 | lnx1525 ln 0.00000000009556772669409858653026558223465197808991 -> -23.071185939748285541228206161472956661196956741186 Inexact Rounded
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| 261 | lnx1526 ln 6.8441648298027301292342057248737326152250794026761 -> 1.9233964395801946597272589473417948024361005082908 Inexact Rounded
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| 262 | lnx1527 ln 0.00000000000073059699884439979394945822035704264577 -> -27.944914388353724718836101828677771967128509603158 Inexact Rounded
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| 263 | lnx1528 ln 0.00000000000000002610078280419082263138064745416787 -> -38.184566367516207885573773320135965798717120735115 Inexact Rounded
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| 264 | lnx1529 ln 0.00000000000000000150259517166294243088546806083283 -> -41.039337946266676108538170837580051699618334928421 Inexact Rounded
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| 265 | lnx1530 ln 0.00000000000000087919160541714580707181969708502091 -> -34.667528818827671507514319744047440696187358676848 Inexact Rounded
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| 266 | lnx1531 ln 0.00000000000395726725120787763271849577708068584598 -> -26.255467416961357741818735787226671938678424748431 Inexact Rounded
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| 267 | lnx1532 ln 0.00000000002014334901669366218018377213150715938355 -> -24.628146955635359035289123027319969201693737159108 Inexact Rounded
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| 268 | lnx1533 ln 0.00000008097927101101093117753938766241442896030637 -> -16.329072628469715178637178365710373398203190937454 Inexact Rounded
|
|---|
| 269 | lnx1534 ln 0.00000000000017115834162632864392039668116243984176 -> -29.396187292434898225453626794459285157263177528034 Inexact Rounded
|
|---|
| 270 | lnx1535 ln 0.39168317593866334087305459933723864294857086105035 -> -0.93730199062757240485836637306785037368746737693029 Inexact Rounded
|
|---|
| 271 | lnx1536 ln 79.335036798971515026519630103325369729637514127617 -> 4.3736798570287828823772149735170431010616961976965 Inexact Rounded
|
|---|
| 272 | lnx1537 ln 0.00000000000000056004952129926137413602116591493625 -> -35.118506463181870020730685884333000241039028127213 Inexact Rounded
|
|---|
| 273 | lnx1538 ln 0.00000006006035907843890918832481099660639553666078 -> -16.627915795747112566532705974853114454405010472043 Inexact Rounded
|
|---|
| 274 | lnx1539 ln 0.00000000085242024937414906371333826574632450587590 -> -20.882941460268101080186482230657774997273494107221 Inexact Rounded
|
|---|
| 275 | lnx1540 ln 0.00000000000043671099499262350316173246550771951561 -> -28.459504757285639221776305968469058854558726593945 Inexact Rounded
|
|---|
| 276 |
|
|---|
| 277 | -- P=34, within 0-999
|
|---|
| 278 | Precision: 34
|
|---|
| 279 | lnx1201 ln 0.0086732880815927182997566810334394 -> -4.747507311920844752486938187973721 Inexact Rounded
|
|---|
| 280 | lnx1202 ln 0.0007104103693460260609792222569854 -> -7.249667769903503023005549250347695 Inexact Rounded
|
|---|
| 281 | lnx1203 ln 786.8398945385105190697541493392742 -> 6.668024790031836340471824147010546 Inexact Rounded
|
|---|
| 282 | lnx1204 ln 0.7723073620282687656895190171967399 -> -0.2583726708506850868786816238217326 Inexact Rounded
|
|---|
| 283 | lnx1205 ln 0.0061057951517197631287183938412200 -> -5.098516933918797347064454103742635 Inexact Rounded
|
|---|
| 284 | lnx1206 ln 0.6181379708184393730103917562498745 -> -0.4810435926903365087463387760350021 Inexact Rounded
|
|---|
| 285 | lnx1207 ln 09.13888261229039989110753389096760 -> 2.212538125507975574509563027696021 Inexact Rounded
|
|---|
| 286 | lnx1208 ln 802.0105417063143696497292158147174 -> 6.687121752052341737234832203350214 Inexact Rounded
|
|---|
| 287 | lnx1209 ln 778.7749710387773713523028497333058 -> 6.657722135126935472086625031413031 Inexact Rounded
|
|---|
| 288 | lnx1210 ln 0.0024457295895346502513567679390616 -> -6.013411799940245345321348290398517 Inexact Rounded
|
|---|
| 289 | lnx1211 ln 0.0000511296947872828310338864217860 -> -9.881145118237281798081573131711636 Inexact Rounded
|
|---|
| 290 | lnx1212 ln 0.0000246803508602554924938685155658 -> -10.60950314264825661825360971430218 Inexact Rounded
|
|---|
| 291 | lnx1213 ln 9.027898199253511668242977766616082 -> 2.200319582778899029786017830557293 Inexact Rounded
|
|---|
| 292 | lnx1214 ln 0.0991812396542505631850692800904188 -> -2.310806398964672258823043180400384 Inexact Rounded
|
|---|
| 293 | lnx1215 ln 0.0000000000070238810143028811223924 -> -25.68170519961636647174714538290075 Inexact Rounded
|
|---|
| 294 | lnx1216 ln 2.630101665342826494730394729313167 -> 0.9670225014664367465128243039749559 Inexact Rounded
|
|---|
| 295 | lnx1217 ln 0.0056878928594359587691526063254683 -> -5.169415422904037819736637399445096 Inexact Rounded
|
|---|
| 296 | lnx1218 ln 567.3436047121057843908106573095590 -> 6.340965124964258486463444360787970 Inexact Rounded
|
|---|
| 297 | lnx1219 ln 1.199291248124655996614605745649725 -> 0.1817307557425911805765087755675657 Inexact Rounded
|
|---|
| 298 | lnx1220 ln 25.02050448582031098696267479135557 -> 3.219695668137659139544178905459317 Inexact Rounded
|
|---|
| 299 | lnx1221 ln 0.0000000000009939597023558756961300 -> -27.63707972996537636504396558259058 Inexact Rounded
|
|---|
| 300 | lnx1222 ln 0.0000007988551670159429716506430403 -> -14.04008617542597230988198612376415 Inexact Rounded
|
|---|
| 301 | lnx1223 ln 4.681515800176129184873770605589795 -> 1.543621946415383338972124445445748 Inexact Rounded
|
|---|
| 302 | lnx1224 ln 15.95126669161103011206658749345781 -> 2.769538242479483539275986395443539 Inexact Rounded
|
|---|
| 303 | lnx1225 ln 0.0301626783922211213675457279076066 -> -3.501149933677283341023932281826341 Inexact Rounded
|
|---|
| 304 | lnx1226 ln 000.0040544064881821770528475185674 -> -5.507950967557021671647165889608324 Inexact Rounded
|
|---|
| 305 | lnx1227 ln 29.01617095935593792095913785100360 -> 3.367853293862745651888450004473297 Inexact Rounded
|
|---|
| 306 | lnx1228 ln 78.01836167344736733024804243195323 -> 4.356944205055768575987781375003992 Inexact Rounded
|
|---|
| 307 | lnx1229 ln 0.0000000096545319316965321158634893 -> -18.45583840160965814462095477365013 Inexact Rounded
|
|---|
| 308 | lnx1230 ln 97.95475237720579752770587185074428 -> 4.584505661612812742208619358214729 Inexact Rounded
|
|---|
| 309 | lnx1231 ln 528.0609262050423246402564228432371 -> 6.269211667589138113396583894315956 Inexact Rounded
|
|---|
| 310 | lnx1232 ln 0.0000002250064349732969696660452972 -> -15.30713683526963996712167701738724 Inexact Rounded
|
|---|
| 311 | lnx1233 ln 47.97063637767998658567199049725754 -> 3.870589081585660692195989854842372 Inexact Rounded
|
|---|
| 312 | lnx1234 ln 0.0005394311344541432318853513414361 -> -7.524995428393925934087126702974121 Inexact Rounded
|
|---|
| 313 | lnx1235 ln 0.0000000090973385649567471674972633 -> -18.51528393158931783447035004125791 Inexact Rounded
|
|---|
| 314 | lnx1236 ln 0.0000000000238776490227576197317977 -> -24.45807828188389561331158879207262 Inexact Rounded
|
|---|
| 315 | lnx1237 ln 0.0000236587000231921532145326218758 -> -10.65177964499823314952429277979034 Inexact Rounded
|
|---|
| 316 | lnx1238 ln 499.1277448846130709827154556125942 -> 6.212862064761427967461188083514774 Inexact Rounded
|
|---|
| 317 | lnx1239 ln 0.0000003960192300284787663712417647 -> -14.74180306619298548093697608293284 Inexact Rounded
|
|---|
| 318 | lnx1240 ln 41.08268350829477451667228892495136 -> 3.715586706887278039173584859218960 Inexact Rounded
|
|---|
| 319 |
|
|---|
| 320 | -- P=16, within 0-99
|
|---|
| 321 | Precision: 16
|
|---|
| 322 | lnx1101 ln 7.964875261033948 -> 2.075041282352241 Inexact Rounded
|
|---|
| 323 | lnx1102 ln 13.54527396845394 -> 2.606037701870263 Inexact Rounded
|
|---|
| 324 | lnx1103 ln 0.0008026554341331 -> -7.127585034321814 Inexact Rounded
|
|---|
| 325 | lnx1104 ln 0.0000030582233261 -> -12.69767642300625 Inexact Rounded
|
|---|
| 326 | lnx1105 ln 0.0004477497509672 -> -7.711276073210766 Inexact Rounded
|
|---|
| 327 | lnx1106 ln 7.616268622474371 -> 2.030286567675148 Inexact Rounded
|
|---|
| 328 | lnx1107 ln 51.58329925806381 -> 3.943197962309569 Inexact Rounded
|
|---|
| 329 | lnx1108 ln 0.0018197497951263 -> -6.309056262549345 Inexact Rounded
|
|---|
| 330 | lnx1109 ln 2.956282457072984 -> 1.083932552334575 Inexact Rounded
|
|---|
| 331 | lnx1110 ln 0.3843325579189906 -> -0.9562470649400558 Inexact Rounded
|
|---|
| 332 | lnx1111 ln 0.0074466329265663 -> -4.899993304919237 Inexact Rounded
|
|---|
| 333 | lnx1112 ln 0.0003372478532993 -> -7.994692428206378 Inexact Rounded
|
|---|
| 334 | lnx1113 ln 0.0084792263167809 -> -4.770136069569271 Inexact Rounded
|
|---|
| 335 | lnx1114 ln 5.926756998151102 -> 1.779477182834305 Inexact Rounded
|
|---|
| 336 | lnx1115 ln 9.025699152180897 -> 2.200075969604119 Inexact Rounded
|
|---|
| 337 | lnx1116 ln 1.910124643533526 -> 0.6471684983238183 Inexact Rounded
|
|---|
| 338 | lnx1117 ln 0.8158922711411020 -> -0.2034729533939387 Inexact Rounded
|
|---|
| 339 | lnx1118 ln 0.0067080016475322 -> -5.004454189414139 Inexact Rounded
|
|---|
| 340 | lnx1119 ln 0.0047583242092716 -> -5.347859729601094 Inexact Rounded
|
|---|
| 341 | lnx1120 ln 0.0386647411641339 -> -3.252827175263113 Inexact Rounded
|
|---|
| 342 | lnx1121 ln 0.0050226427841761 -> -5.293799032774131 Inexact Rounded
|
|---|
| 343 | lnx1122 ln 6.927937541637261 -> 1.935562155866906 Inexact Rounded
|
|---|
| 344 | lnx1123 ln 0.0000095745343513 -> -11.55640365579814 Inexact Rounded
|
|---|
| 345 | lnx1124 ln 1.602465492956538 -> 0.4715433763243936 Inexact Rounded
|
|---|
| 346 | lnx1125 ln 38.98415625087535 -> 3.663155313610213 Inexact Rounded
|
|---|
| 347 | lnx1126 ln 5.343182042276734 -> 1.675821363568112 Inexact Rounded
|
|---|
| 348 | lnx1127 ln 55.89763703245816 -> 4.023522107934110 Inexact Rounded
|
|---|
| 349 | lnx1128 ln 0.7445257810280847 -> -0.2950077988101030 Inexact Rounded
|
|---|
| 350 | lnx1129 ln 1.631407314946094 -> 0.4894430257201248 Inexact Rounded
|
|---|
| 351 | lnx1130 ln 0.0005462451932602 -> -7.512442611116852 Inexact Rounded
|
|---|
| 352 | lnx1131 ln 0.0000864173269362 -> -9.356322359017317 Inexact Rounded
|
|---|
| 353 | lnx1132 ln 5.227161719132849 -> 1.653868438439637 Inexact Rounded
|
|---|
| 354 | lnx1133 ln 60.57078466941998 -> 4.103812675662452 Inexact Rounded
|
|---|
| 355 | lnx1134 ln 0.0992864325333160 -> -2.309746348350318 Inexact Rounded
|
|---|
| 356 | lnx1135 ln 09.48564268447325 -> 2.249779359074983 Inexact Rounded
|
|---|
| 357 | lnx1136 ln 0.0036106089355634 -> -5.623878840650787 Inexact Rounded
|
|---|
| 358 | lnx1137 ln 1.805176865587172 -> 0.5906585734593707 Inexact Rounded
|
|---|
| 359 | lnx1138 ln 62.59363259642255 -> 4.136663557220559 Inexact Rounded
|
|---|
| 360 | lnx1139 ln 4.373828261137201 -> 1.475638657912000 Inexact Rounded
|
|---|
| 361 | lnx1140 ln 0.994483524148738 -> -0.005531747794938690 Inexact Rounded
|
|---|
| 362 |
|
|---|
| 363 | -- P=7, within 0-9
|
|---|
| 364 | Precision: 7
|
|---|
| 365 | lnx1001 ln 0.0912025 -> -2.394673 Inexact Rounded
|
|---|
| 366 | lnx1002 ln 0.9728626 -> -0.02751242 Inexact Rounded
|
|---|
| 367 | lnx1003 ln 0.3886032 -> -0.9451965 Inexact Rounded
|
|---|
| 368 | lnx1004 ln 8.798639 -> 2.174597 Inexact Rounded
|
|---|
| 369 | lnx1005 ln 2.459121 -> 0.8998040 Inexact Rounded
|
|---|
| 370 | lnx1006 ln 2.013193 -> 0.6997220 Inexact Rounded
|
|---|
| 371 | lnx1007 ln 9.064857 -> 2.204405 Inexact Rounded
|
|---|
| 372 | lnx1008 ln 5.796417 -> 1.757240 Inexact Rounded
|
|---|
| 373 | lnx1009 ln 0.1143471 -> -2.168517 Inexact Rounded
|
|---|
| 374 | lnx1010 ln 0.5341542 -> -0.6270707 Inexact Rounded
|
|---|
| 375 | lnx1011 ln 6.693781 -> 1.901179 Inexact Rounded
|
|---|
| 376 | lnx1012 ln 0.0081779 -> -4.806320 Inexact Rounded
|
|---|
| 377 | lnx1013 ln 8.313616 -> 2.117895 Inexact Rounded
|
|---|
| 378 | lnx1014 ln 3.486925 -> 1.249020 Inexact Rounded
|
|---|
| 379 | lnx1015 ln 0.1801401 -> -1.714020 Inexact Rounded
|
|---|
| 380 | lnx1016 ln 0.5227148 -> -0.6487193 Inexact Rounded
|
|---|
| 381 | lnx1017 ln 7.818111 -> 2.056443 Inexact Rounded
|
|---|
| 382 | lnx1018 ln 0.0870671 -> -2.441076 Inexact Rounded
|
|---|
| 383 | lnx1019 ln 8.153966 -> 2.098504 Inexact Rounded
|
|---|
| 384 | lnx1020 ln 2.040975 -> 0.7134276 Inexact Rounded
|
|---|
| 385 | lnx1021 ln 1.481642 -> 0.3931509 Inexact Rounded
|
|---|
| 386 | lnx1022 ln 0.2610123 -> -1.343188 Inexact Rounded
|
|---|
| 387 | lnx1023 ln 0.466723 -> -0.7620193 Inexact Rounded
|
|---|
| 388 | lnx1024 ln 0.0518756 -> -2.958907 Inexact Rounded
|
|---|
| 389 | lnx1025 ln 2.056410 -> 0.7209617 Inexact Rounded
|
|---|
| 390 | lnx1026 ln 0.181522 -> -1.706378 Inexact Rounded
|
|---|
| 391 | lnx1027 ln 0.515551 -> -0.6625190 Inexact Rounded
|
|---|
| 392 | lnx1028 ln 8.425089 -> 2.131214 Inexact Rounded
|
|---|
| 393 | lnx1029 ln 2.077091 -> 0.7309684 Inexact Rounded
|
|---|
| 394 | lnx1030 ln 6.212705 -> 1.826596 Inexact Rounded
|
|---|
| 395 | lnx1031 ln 5.729343 -> 1.745601 Inexact Rounded
|
|---|
| 396 | lnx1032 ln 4.831251 -> 1.575105 Inexact Rounded
|
|---|
| 397 | lnx1033 ln 2.029760 -> 0.7079176 Inexact Rounded
|
|---|
| 398 | lnx1034 ln 8.615060 -> 2.153512 Inexact Rounded
|
|---|
| 399 | lnx1035 ln 0.0611511 -> -2.794407 Inexact Rounded
|
|---|
| 400 | lnx1036 ln 5.195269 -> 1.647748 Inexact Rounded
|
|---|
| 401 | lnx1037 ln 9.617686 -> 2.263604 Inexact Rounded
|
|---|
| 402 | lnx1038 ln 0.0049382 -> -5.310754 Inexact Rounded
|
|---|
| 403 | lnx1039 ln 2.786840 -> 1.024908 Inexact Rounded
|
|---|
| 404 | lnx1040 ln 0.0091073 -> -4.698679 Inexact Rounded
|
|---|
| 405 |
|
|---|
| 406 | -- from here 3-digit tests are based on reverse exp tests
|
|---|
| 407 | precision: 9
|
|---|
| 408 | rounding: half_even
|
|---|
| 409 | maxExponent: 384
|
|---|
| 410 | minexponent: -383
|
|---|
| 411 |
|
|---|
| 412 | lnx001 ln 0 -> -Infinity
|
|---|
| 413 | lnx002 ln 0.367879441 -> -1.00000000 Inexact Rounded
|
|---|
| 414 | lnx003 ln 1 -> 0
|
|---|
| 415 | lnx005 ln 2.71828183 -> 1.00000000 Inexact Rounded
|
|---|
| 416 | lnx006 ln 2.00000000 -> 0.693147181 Inexact Rounded
|
|---|
| 417 | lnx007 ln +Infinity -> Infinity
|
|---|
| 418 |
|
|---|
| 419 | -- tiny edge cases
|
|---|
| 420 | precision: 7
|
|---|
| 421 | lnx011 ln 1.105171 -> 0.1000001 Inexact Rounded
|
|---|
| 422 | lnx012 ln 1.010050 -> 0.009999835 Inexact Rounded
|
|---|
| 423 | lnx013 ln 1.000010 -> 0.000009999950 Inexact Rounded
|
|---|
| 424 | lnx014 ln 1.000001 -> 9.999995E-7 Inexact Rounded
|
|---|
| 425 | lnx015 ln 1.000000 -> 0
|
|---|
| 426 |
|
|---|
| 427 | -- basic e=0, e=1, e=2, e=4, e>=8 cases
|
|---|
| 428 | precision: 7
|
|---|
| 429 | lnx041 ln 2.718282 -> 1.000000 Inexact Rounded
|
|---|
| 430 | lnx042 ln 0.3678794 -> -1.000000 Inexact Rounded
|
|---|
| 431 | lnx043 ln 22026.47 -> 10.00000 Inexact Rounded
|
|---|
| 432 | lnx044 ln 0.00004539993 -> -10.00000 Inexact Rounded
|
|---|
| 433 | lnx045 ln 2.688117E+43 -> 100.0000 Inexact Rounded
|
|---|
| 434 | lnx046 ln 3.720076E-44 -> -100.0000 Inexact Rounded
|
|---|
| 435 | lnx047 ln Infinity -> Infinity
|
|---|
| 436 | lnx048 ln 0E-389 -> -Infinity
|
|---|
| 437 |
|
|---|
| 438 | -- miscellanea
|
|---|
| 439 | precision: 16
|
|---|
| 440 | lnx055 ln 2.717658486884572E-236 -> -542.4103112874415 Inexact Rounded
|
|---|
| 441 | precision: 17
|
|---|
| 442 | lnx056 ln 2.7176584868845721E-236 -> -542.41031128744146 Inexact Rounded
|
|---|
| 443 | precision: 18
|
|---|
| 444 | lnx057 ln 2.71765848688457211E-236 -> -542.410311287441459 Inexact Rounded
|
|---|
| 445 | precision: 19
|
|---|
| 446 | lnx058 ln 2.717658486884572112E-236 -> -542.4103112874414592 Inexact Rounded
|
|---|
| 447 | precision: 20
|
|---|
| 448 | lnx059 ln 2.7176584868845721118E-236 -> -542.41031128744145917 Inexact Rounded
|
|---|
| 449 |
|
|---|
| 450 | -- inputs ending in ..500.., ..499.., ..100.., ..999.. sequences
|
|---|
| 451 | precision: 50
|
|---|
| 452 | lnx102 ln 0.9999999100000040499998785000027 -> -9.0000000000000000000000033749953829996446124861750E-8 Inexact Rounded
|
|---|
| 453 | precision: 30
|
|---|
| 454 | lnx103 ln 0.999999910000004049999878500003 -> -8.99999999999999999999997337499E-8 Inexact Rounded
|
|---|
| 455 | precision: 29
|
|---|
| 456 | lnx104 ln 0.99999991000000404999987850000 -> -9.0000000000000000000002733750E-8 Inexact Rounded
|
|---|
| 457 | precision: 28
|
|---|
| 458 | lnx105 ln 0.9999999100000040499998785000 -> -9.000000000000000000000273375E-8 Inexact Rounded
|
|---|
| 459 | precision: 27
|
|---|
| 460 | lnx106 ln 0.999999910000004049999878500 -> -9.00000000000000000000027338E-8 Inexact Rounded
|
|---|
| 461 | precision: 26
|
|---|
| 462 | lnx107 ln 0.99999991000000404999987850 -> -9.0000000000000000000002734E-8 Inexact Rounded
|
|---|
| 463 | precision: 25
|
|---|
| 464 | lnx108 ln 0.9999999100000040499998785 -> -9.000000000000000000000273E-8 Inexact Rounded
|
|---|
| 465 | precision: 24
|
|---|
| 466 | lnx109 ln 0.999999910000004049999879 -> -8.99999999999999995000027E-8 Inexact Rounded
|
|---|
| 467 | precision: 23
|
|---|
| 468 | lnx110 ln 0.99999991000000404999988 -> -8.9999999999999998500003E-8 Inexact Rounded
|
|---|
| 469 | precision: 22
|
|---|
| 470 | lnx111 ln 0.9999999100000040499999 -> -8.999999999999997850000E-8 Inexact Rounded
|
|---|
| 471 | precision: 21
|
|---|
| 472 | lnx112 ln 0.999999910000004050000 -> -8.99999999999998785000E-8 Inexact Rounded
|
|---|
| 473 | precision: 20
|
|---|
| 474 | lnx113 ln 0.99999991000000405000 -> -8.9999999999999878500E-8 Inexact Rounded
|
|---|
| 475 | precision: 19
|
|---|
| 476 | lnx114 ln 0.9999999100000040500 -> -8.999999999999987850E-8 Inexact Rounded
|
|---|
| 477 | precision: 18
|
|---|
| 478 | lnx115 ln 0.999999910000004050 -> -8.99999999999998785E-8 Inexact Rounded
|
|---|
| 479 | -- next may be a > 0.5ulp case; a more precise answer is:
|
|---|
| 480 | -- -8.99999999999998784999918E-8
|
|---|
| 481 | precision: 17
|
|---|
| 482 | lnx116 ln 0.99999991000000405 -> -8.9999999999999878E-8 Inexact Rounded
|
|---|
| 483 | precision: 16
|
|---|
| 484 | lnx117 ln 0.9999999100000040 -> -9.000000004999988E-8 Inexact Rounded
|
|---|
| 485 | precision: 15
|
|---|
| 486 | lnx118 ln 0.999999910000004 -> -9.00000000499999E-8 Inexact Rounded
|
|---|
| 487 | precision: 14
|
|---|
| 488 | lnx119 ln 0.99999991000000 -> -9.0000004050000E-8 Inexact Rounded
|
|---|
| 489 | precision: 13
|
|---|
| 490 | lnx120 ln 0.9999999100000 -> -9.000000405000E-8 Inexact Rounded
|
|---|
| 491 | precision: 12
|
|---|
| 492 | lnx121 ln 0.999999910000 -> -9.00000040500E-8 Inexact Rounded
|
|---|
| 493 | precision: 11
|
|---|
| 494 | lnx122 ln 0.99999991000 -> -9.0000004050E-8 Inexact Rounded
|
|---|
| 495 | precision: 10
|
|---|
| 496 | lnx123 ln 0.9999999100 -> -9.000000405E-8 Inexact Rounded
|
|---|
| 497 | precision: 9
|
|---|
| 498 | lnx124 ln 0.999999910 -> -9.00000041E-8 Inexact Rounded
|
|---|
| 499 | precision: 8
|
|---|
| 500 | lnx125 ln 0.99999991 -> -9.0000004E-8 Inexact Rounded
|
|---|
| 501 | precision: 7
|
|---|
| 502 | lnx126 ln 0.9999999 -> -1.000000E-7 Inexact Rounded
|
|---|
| 503 | precision: 16
|
|---|
| 504 | lnx126b ln 0.9999999 -> -1.000000050000003E-7 Inexact Rounded
|
|---|
| 505 | precision: 6
|
|---|
| 506 | lnx127 ln 0.999999 -> -0.00000100000 Inexact Rounded
|
|---|
| 507 | precision: 5
|
|---|
| 508 | lnx128 ln 0.99999 -> -0.000010000 Inexact Rounded
|
|---|
| 509 | precision: 4
|
|---|
| 510 | lnx129 ln 0.9999 -> -0.0001000 Inexact Rounded
|
|---|
| 511 | precision: 3
|
|---|
| 512 | lnx130 ln 0.999 -> -0.00100 Inexact Rounded
|
|---|
| 513 | precision: 2
|
|---|
| 514 | lnx131 ln 0.99 -> -0.010 Inexact Rounded
|
|---|
| 515 | precision: 1
|
|---|
| 516 | lnx132 ln 0.9 -> -0.1 Inexact Rounded
|
|---|
| 517 |
|
|---|
| 518 |
|
|---|
| 519 | -- cases near 1 -- 1 2345678901234567890
|
|---|
| 520 | precision: 20
|
|---|
| 521 | lnx401 ln 2.7182818284589365041 -> 0.99999999999996000000 Inexact Rounded
|
|---|
| 522 | lnx402 ln 2.7182818284589636869 -> 0.99999999999997000000 Inexact Rounded
|
|---|
| 523 | lnx403 ln 2.7182818284589908697 -> 0.99999999999997999999 Inexact Rounded
|
|---|
| 524 | lnx404 ln 2.7182818284590180525 -> 0.99999999999998999998 Inexact Rounded
|
|---|
| 525 | lnx405 ln 2.7182818284590452354 -> 1.0000000000000000000 Inexact Rounded
|
|---|
| 526 | lnx406 ln 2.7182818284593170635 -> 1.0000000000001000000 Inexact Rounded
|
|---|
| 527 | lnx407 ln 2.7182818284595888917 -> 1.0000000000002000000 Inexact Rounded
|
|---|
| 528 | precision: 14
|
|---|
| 529 | lnx411 ln 2.7182818284589 -> 0.99999999999995 Inexact Rounded
|
|---|
| 530 | lnx413 ln 2.7182818284590 -> 0.99999999999998 Inexact Rounded
|
|---|
| 531 | lnx416 ln 2.7182818284591 -> 1.0000000000000 Inexact Rounded
|
|---|
| 532 | lnx417 ln 2.7182818284592 -> 1.0000000000001 Inexact Rounded
|
|---|
| 533 |
|
|---|
| 534 | -- overflows, including some exp overprecise borderlines
|
|---|
| 535 | precision: 7
|
|---|
| 536 | maxExponent: 384
|
|---|
| 537 | minExponent: -383
|
|---|
| 538 | lnx709 ln 9.999999E+384 -> 886.4953 Inexact Rounded
|
|---|
| 539 | lnx711 ln 9.999992E+384 -> 886.4953 Inexact Rounded
|
|---|
| 540 | precision: 16
|
|---|
| 541 | lnx722 ln 9.999999999999999E+384 -> 886.4952608027076 Inexact Rounded
|
|---|
| 542 | lnx724 ln 9.999999999999917E+384 -> 886.4952608027076 Inexact Rounded
|
|---|
| 543 | lnx726 ln 9.999999999999117E+384 -> 886.4952608027075 Inexact Rounded
|
|---|
| 544 | -- and more...
|
|---|
| 545 | precision: 15
|
|---|
| 546 | maxExponent: 999
|
|---|
| 547 | minExponent: -999
|
|---|
| 548 | lnx731 ln 9.99999999999999E+999 -> 2302.58509299405 Inexact Rounded
|
|---|
| 549 | -- next may be a > 0.5ulp case; a more precise answer is:
|
|---|
| 550 | -- 2302.58509299404495001799145442
|
|---|
| 551 | lnx732 ln 9.99999999999266E+999 -> 2302.58509299404 Inexact Rounded
|
|---|
| 552 | lnx733 ln 9.99999999999265E+999 -> 2302.58509299404 Inexact Rounded
|
|---|
| 553 | lnx734 ln 9.99999999999264E+999 -> 2302.58509299404 Inexact Rounded
|
|---|
| 554 |
|
|---|
| 555 | -- subnormals and underflows for exp, including underflow-to-zero edge point
|
|---|
| 556 | precision: 7
|
|---|
| 557 | maxExponent: 384
|
|---|
| 558 | minExponent: -383
|
|---|
| 559 | lnx751 ln 0E-389 -> -Infinity
|
|---|
| 560 | lnx758 ln 1.000001E-383 -> -881.8901 Inexact Rounded
|
|---|
| 561 | lnx759 ln 9.99991E-384 -> -881.8901 Inexact Rounded
|
|---|
| 562 | lnx760 ln 4.4605E-385 -> -885.0000 Inexact Rounded
|
|---|
| 563 | lnx761 ln 2.221E-386 -> -887.9999 Inexact Rounded
|
|---|
| 564 | lnx762 ln 3.01E-387 -> -889.9985 Inexact Rounded
|
|---|
| 565 | lnx763 ln 1.7E-388 -> -892.8724 Inexact Rounded
|
|---|
| 566 | lnx764 ln 1.5E-388 -> -892.9976 Inexact Rounded
|
|---|
| 567 | lnx765 ln 9E-389 -> -893.5084 Inexact Rounded
|
|---|
| 568 | lnx766 ln 1E-389 -> -895.7056 Inexact Rounded
|
|---|
| 569 | lnx774 ln 0E-389 -> -Infinity
|
|---|
| 570 |
|
|---|
| 571 | -- special values
|
|---|
| 572 | lnx820 ln Infinity -> Infinity
|
|---|
| 573 | lnx821 ln 0 -> -Infinity
|
|---|
| 574 | lnx822 ln NaN -> NaN
|
|---|
| 575 | lnx823 ln sNaN -> NaN Invalid_operation
|
|---|
| 576 | -- propagating NaNs
|
|---|
| 577 | lnx824 ln sNaN123 -> NaN123 Invalid_operation
|
|---|
| 578 | lnx825 ln -sNaN321 -> -NaN321 Invalid_operation
|
|---|
| 579 | lnx826 ln NaN456 -> NaN456
|
|---|
| 580 | lnx827 ln -NaN654 -> -NaN654
|
|---|
| 581 | lnx828 ln NaN1 -> NaN1
|
|---|
| 582 |
|
|---|
| 583 | -- Invalid operations due to restrictions
|
|---|
| 584 | -- [next two probably skipped by most test harnesses]
|
|---|
| 585 | precision: 100000000
|
|---|
| 586 | lnx901 ln 1 -> NaN Invalid_context
|
|---|
| 587 | precision: 99999999
|
|---|
| 588 | lnx902 ln 0 -> NaN Invalid_context
|
|---|
| 589 |
|
|---|
| 590 | precision: 9
|
|---|
| 591 | maxExponent: 1000000
|
|---|
| 592 | minExponent: -999999
|
|---|
| 593 | lnx903 ln 1 -> NaN Invalid_context
|
|---|
| 594 | maxExponent: 999999
|
|---|
| 595 | minExponent: -999999
|
|---|
| 596 | lnx904 ln 0 -> -Infinity
|
|---|
| 597 | maxExponent: 999999
|
|---|
| 598 | minExponent: -1000000
|
|---|
| 599 | lnx905 ln 1 -> NaN Invalid_context
|
|---|
| 600 | maxExponent: 999999
|
|---|
| 601 | minExponent: -999998
|
|---|
| 602 | lnx906 ln 0 -> -Infinity
|
|---|
| 603 |
|
|---|
| 604 | -- payload decapitate
|
|---|
| 605 | precision: 5
|
|---|
| 606 | lnx910 ln -sNaN1234567890 -> -NaN67890 Invalid_operation
|
|---|
| 607 |
|
|---|
| 608 | -- Null test
|
|---|
| 609 | lnx900 ln # -> NaN Invalid_operation
|
|---|
| 610 |
|
|---|
| 611 |
|
|---|
