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sagemath
GitHub Repository: sagemath/sagemath.github.io
 Path: blob/master/changelogs/sage-2.8.4.txt
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This release is another one that concentrates on fixing bugs and increasing the doctests coverage. Many people contributed and a great number of tickets were closed.

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    * Craig Citro -- fixes to build process (involving c_lib)

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    * Craig Citro -- modular forms bugfix (for projection map); added some number fields functionality, many new doctests

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    * Pablo De Napoli (refereed by Martin Albrecht) -- added minpoly for finite field elements.

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    * Robert Bradshaw (and William Stein) -- created a separate java3d spkg

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    * Mike Hansen -- lots of Bug fixes all over the place

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    * Michael Abshoff -- bug fixes, improved valgrind support, Solaris port fixes

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    * William Stein -- bug fixes and lots more doctests, added coverage flag for doctests, improvements to the build process (SCons not rebuilding issue)

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    * William Stein, Michael Abshoff, Martin Albrecht, Robert Bradshaw, Burcin Erocal, Joel B. Mohler: memleak fixes

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    * Timothy Clemans -- bug fix for the notebook

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    * Tom Boothby -- bug fixes for the notebook, various other fixes

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    * David Harvey: bug fixes, integration of vastly improved gcd code from gmplib.org/devel, AMD64 specific assembly code:

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      sage: a = ZZ.random_element(2^10000000); b = ZZ.random_element(2^10000000);

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      sage: time t = XGCD(a, b)

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      CPU times: user 16.03 s, sys: 0.39 s, total: 16.42 s

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With 2.8.3 and the old gmp package this took about 900 seconds

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