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| author | thevenyp <thevenyp@211d60ee-9f03-0410-a15a-8952a2c7a4e4> | 2009-04-22 09:47:15 +0000 |
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| committer | thevenyp <thevenyp@211d60ee-9f03-0410-a15a-8952a2c7a4e4> | 2009-04-22 09:47:15 +0000 |
| commit | cff82754ed928dd6a99381d31b4796ed274f2155 (patch) | |
| tree | 5371eb4758ee4483e33da7b83cdf1311ba9a571d /tests/log.dat | |
| parent | 3be516f156dde81ab4036389a685fcde03b6c4a2 (diff) | |
| download | mpc-cff82754ed928dd6a99381d31b4796ed274f2155.tar.gz | |
NEWS src/log.c: Fix bug: on real negative axis, take the sign of the zero imaginary part into account to determine the side of the branch cut.
tests/log.dat: Add non-regression tests.
git-svn-id: svn://scm.gforge.inria.fr/svn/mpc/trunk@535 211d60ee-9f03-0410-a15a-8952a2c7a4e4
Diffstat (limited to 'tests/log.dat')
| -rw-r--r-- | tests/log.dat | 27 |
1 files changed, 18 insertions, 9 deletions
diff --git a/tests/log.dat b/tests/log.dat index b2516cd..c06d20f 100644 --- a/tests/log.dat +++ b/tests/log.dat @@ -27,20 +27,20 @@ # Rule [conj]: log(conj(z)) = conj(log(z)) # log(-0 + i*0) = -inf + i*pi -0 - 2 -inf 53 0x3243F6A8885A3p-48 2 -0 2 +0 N N +0 - 2 -inf 53 +0x3243F6A8885A3p-48 2 -0 2 +0 N N 0 + 2 -inf 53 -0x3243F6A8885A3p-48 2 -0 2 -0 N N -0 - 2 -inf 53 0x3243F6A8885A3p-48 2 -0 2 +0 N D +0 - 2 -inf 53 +0x3243F6A8885A3p-48 2 -0 2 +0 N D 0 + 2 -inf 53 -0x3243F6A8885A32p-52 2 -0 2 -0 N D # log(+0 + i*0) = -inf + i*0 -0 0 2 -inf 2 +0 2 +0 2 +0 N N -0 0 2 -inf 2 -0 2 +0 2 -0 N N +0 0 2 -inf 2 +0 2 +0 2 +0 N N +0 0 2 -inf 2 -0 2 +0 2 -0 N N # log(x + i*inf) = +inf + i*pi/2 for finite x -0 - 2 +inf 53 0x3243F6A8885A3p-49 2 1 2 +inf N N -0 - 2 +inf 53 0x3243F6A8885A3p-49 2 +0 2 +inf N N -0 - 2 +inf 53 0x3243F6A8885A3p-49 2 -0 2 +inf N N -0 - 2 +inf 53 0x3243F6A8885A3p-49 2 -1 2 +inf N N +0 - 2 +inf 53 +0x3243F6A8885A3p-49 2 1 2 +inf N N +0 - 2 +inf 53 +0x3243F6A8885A3p-49 2 +0 2 +inf N N +0 - 2 +inf 53 +0x3243F6A8885A3p-49 2 -0 2 +inf N N +0 - 2 +inf 53 +0x3243F6A8885A3p-49 2 -1 2 +inf N N # by [conj]: log(x - i*inf) = +inf - i*pi/2 for finite x 0 + 2 +inf 53 -0x3243F6A8885A3p-49 2 1 2 -inf N N 0 + 2 +inf 53 -0x3243F6A8885A3p-49 2 +0 2 -inf N N @@ -96,6 +96,15 @@ # log(x + i*y) with either x or y zero and the other non-zero + 0 53 0xB5535E0FD3FBDp-50 2 0 5 0x11 2 0 N N + - 53 0xB5535E0FD3FBDp-50 53 0x3243F6A8885A3p-49 2 0 5 0x11 N N -- - 53 0x5E38D81812CCBp-49 53 0x3243F6A8885A3p-48 5 -0x13 2 0 N N +- - 53 0x5E38D81812CCBp-49 53 0x3243F6A8885A3p-48 5 -0x13 2 +0 N N +- + 53 0x5E38D81812CCBp-49 53 -0x3243F6A8885A3p-48 5 -0x13 2 -0 N N - + 53 0x5E38D81812CCBp-49 53 -0x3243F6A8885A3p-49 2 0 5 -0x13 N N +- + 53 0x19157DFDD1B3Fp-47 53 0x1921FB54442D19p-51 5 -0x17 2 +0 Z U +- - 53 0x19157DFDD1B3Fp-47 53 -0x1921FB54442D19p-51 5 -0x17 2 -0 N D ++ - 53 0x19157DFDD1B3F1p-51 53 0x3243F6A8885A3p-48 5 -0x17 2 +0 U Z +- + 53 0x19157DFDD1B3Fp-47 53 -0x3243F6A8885A3p-48 5 -0x17 2 -0 D N +- - 53 0x8611A6D2511D3p-49 53 0x3243F6A8885A3p-48 7 -0x42 2 +0 Z D +- + 53 0x8611A6D2511D3p-49 53 -0x3243F6A8885A3p-48 7 -0x42 2 -0 N Z ++ - 53 0x10C234DA4A23A7p-50 53 0x3243F6A8885A3p-48 7 -0x42 2 +0 U N +- + 53 0x8611A6D2511D3p-49 53 -0x3243F6A8885A3p-48 7 -0x42 2 -0 D U |