X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=NEWS;h=0a37b6ec0f0db5e0bf96009ab6d80bd2319619e5;hp=ee71d236a6165b81a44ccb62a755052f4730f46d;hb=d5a419b8517e3103087cceb3f6a9585b60e46543;hpb=4ae294cb1e290f7346d391b8504f940be7196322 diff --git a/NEWS b/NEWS index ee71d236..0a37b6ec 100644 --- a/NEWS +++ b/NEWS @@ -1,6 +1,53 @@ This file records noteworthy changes. -1.7.3 (dd February 2018) +1.8.0 (14 October 2020) +* New routines for the numerical evaluation of iterated integrals like + elliptic multiple polylogarithms or iterated integrals of modular forms. +* Stronger normalization methods for expressions with powers. Where this + is safe, GiNaC now tries replacing various kinds of powers in order to + find and cancel common subexpressions. +* Improved CMake build. + +1.7.11 (3 August 2020) +* Fix elusive bugs in factor() and in expand(). + +1.7.10 (28 June 2020) +* Fix collect_common_factors() for hidden zero arguments. +* Fix build on modern systems (C++20 and Python3). + +1.7.9 (11 April 2020) +* Fix unarchiving of overloaded functions. +* Fix MinGW64 build. + +1.7.8 (7 October 2019) +* Fix pseries::evalf(), broken since 1.7.0. +* Fix a corner-case bug in H_evalf(). + +1.7.7 (22 September 2019) +* Fix unarchiving empty containers. +* Remove obsolete exhashmap implementation. +* Fix issues with zeta computation. +* Build with Python3. + +1.7.6 (22 April 2019) +* Fix a bug in mul::series() about asymptotic order term. +* Fix cl_N code generation for small negative integers. +* Fix multiple polylog computation related to trailing zeros and user-specified + signs for small imaginary parts. +* Fix CMake build with Python3. + +1.7.5 (17 February 2019) +* Add Markowitz-ordered Gaussian eliminatin. +* Avoid un-normal zeros in matrix::solve(). +* Accept exprseq arguments in lsolve(eqns, vars). +* Add overload of matrix::rank(solve_algo). +* Fix case in G_do_hoelder with real x values which are not cl_R. +* Fix an elusive bug in expairseq/add ctor, introduced in 1.7.0. + +1.7.4 (19 February 2018) +* Fix ABI compatibility with 1.7.[0-2] (broken unintentionally in 1.7.3). + +1.7.3 (1 February 2018) * Speed up some corner cases of polynomial factorization. * Speed up some corner cases of gcd computation. * Speed up factorization of pre-factored polynomials.