[GiNaC-devel] [SCM] GiNaC -- a C++ library for symbolic computations branch, master, updated. release_1-4-0-608-ge432b374

[Richard B. Kreckel]

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commit e432b3743d3d32f6060600af580e49d7033dcae9
Author: Vitaly Magerya <vmagerya at gmail.com>
Date:   Thu May 31 17:43:56 2018 +0200

    Add Markowitz-ordered Gaussian elimination algorithm.
    
    This algorithm avoids the 'fill-in' problem of Gaussian elimination
    and significantly improves the times for solving large sparse systems.
    See: <https://www.ginac.de/pipermail/ginac-list/2018-May/002202.html>.

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Summary of changes:
 AUTHORS                |   2 +-
 check/check_lsolve.cpp |  55 ++++++++++----------
 ginac/flags.h          |   8 ++-
 ginac/inifcns.cpp      |  26 +++++++++-
 ginac/matrix.cpp       | 134 ++++++++++++++++++++++++++++++++++++++++++++++---
 ginac/matrix.h         |   1 +
 6 files changed, 189 insertions(+), 37 deletions(-)


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GiNaC -- a C++ library for symbolic computations