Fixed a bug in atan2. It gave a division by zero error for calls like
authorJens Vollinga <jensv@nikhef.nl>
Thu, 25 Mar 2010 09:36:41 +0000 (10:36 +0100)
committerJens Vollinga <jensv@nikhef.nl>
Thu, 25 Mar 2010 09:39:56 +0000 (10:39 +0100)
commiteff5558e5d0c6dcc70883962ed3a72a1cc6ad03b
tree12e233cc9b8195e46bd6ac3e1e3a8e746d376e3d
parentc28e61da33905ddc69abf893aaffec98aa30d053
Fixed a bug in atan2. It gave a division by zero error for calls like
atan2(-Pi,0), because arguments like -Pi were not recognized (via
info_flags) as negative but as real nevertheless.
(cherry picked from commit 9e13d46552bb7852399867b9eb355732b9ded59e)
ginac/inifcns_trans.cpp