[bugfix] fix sqrfree(poly) for zero polynomials in disguise.
authorRichard Kreckel <kreckel@ginac.de>
Wed, 3 Feb 2016 07:13:58 +0000 (08:13 +0100)
committerRichard Kreckel <kreckel@ginac.de>
Wed, 3 Feb 2016 07:13:58 +0000 (08:13 +0100)
commitec3f0adc471cd6205e81115111070421c8477c6e
tree969e0a397a63817ad48fb27d8b82c29087ea4815
parent227c0507d513360c31cd16484e08215e1a506363
[bugfix] fix sqrfree(poly) for zero polynomials in disguise.

Yun's algorithm now handles polynomials which would become zero after
expanding.
check/exam_paranoia.cpp
ginac/normal.cpp