Mercurial > octave
changeset 24914:d7293106945c stable
cosint fails for large x along negative real axis.
cosint: add xtest.
| author | Colin Macdonald <cbm@m.fsf.org> |
|---|---|
| date | Tue, 23 Jan 2018 23:55:12 -0800 |
| parents | 9da779d2f029 |
| children | c6cdacb1794e |
| files | scripts/specfun/cosint.m |
| diffstat | 1 files changed, 9 insertions(+), 0 deletions(-) [+] |
line wrap: on
line diff
--- a/scripts/specfun/cosint.m Tue Jan 23 23:14:50 2018 -0800 +++ b/scripts/specfun/cosint.m Tue Jan 23 23:55:12 2018 -0800 @@ -226,3 +226,12 @@ %! assert (A, B, -3*eps) %! B = cosint (single (x)); %! assert (A, B, -3*eps ("single")) + +## fails along negative real axis +%!xtest +%! x = [-25 -100 -1000]; +%! yex = [-0.0068485971797025909189 + pi*1i +%! -0.0051488251426104921444 + pi*1i +%! 0.000826315511090682282 + pi*1i]; +%! y = cosint (x); +%! assert (y, yex, -5*eps)