GiNaC-devel

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ginac-devel@ginac.de

May 2014

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2 discussions

04 Jun '15

Hi, is there any reason not to define the derivative of the built-in abs() function as either abs(x)/x or csgn(x) ? Currently it has not derivative defined at all. Regards, Jan

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[SCM] GiNaC -- a C++ library for symbolic computations branch, master, updated. release_1-4-0-425-gedfa67d
by git＠ginac.de 18 May '14

18 May '14

This is an automated email from the git hooks/post-receive script. It was generated because a ref change was pushed to the repository containing the project "GiNaC -- a C++ library for symbolic computations". The branch, master has been updated via edfa67d26bac695b5ef9911f3cda3ff50232e35a (commit) from d023220cece92637c3e55051f127650f2131de44 (commit) Those revisions listed above that are new to this repository have not appeared on any other notification email; so we list those revisions in full, below. - Log ----------------------------------------------------------------- commit edfa67d26bac695b5ef9911f3cda3ff50232e35a Author: Alexei Sheplyakov <Alexei.Sheplyakov(a)gmail.com> Date: Sun May 18 13:24:40 2014 +0300 Fix an infinite loop in factor_multivariate. Make sure the leading coefficient is really factorized (take care of the integer content). ----------------------------------------------------------------------- Summary of changes: check/exam_factor.cpp | 29 +++++++++++++++++++++++++++++ ginac/factor.cpp | 5 +++-- 2 files changed, 32 insertions(+), 2 deletions(-) hooks/post-receive -- GiNaC -- a C++ library for symbolic computations

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