days29/bugs

Use this page to keep track of the bugs fixed during Sage Days 29.

• William Stein:

  • 10937 -- bug in Dokchitser L.init_coeffs (positive review -- Robert Bradshaw)

  • 10975 -- creation of certain prime finite fields is double dog slow (compared to Magma) (positive review -- David Roe)

  • 9705 -- trouble with long lines in notebook magma mode (positive review -- Martin Raum)

  • 8998 -- galois_action on cusps has a bug (positive review)

• Rob Beezer:

  • 10974 -- Overhaul, fix matrix augment, stack (positive review -- Keshav Kini)

• John Palmieri:

  • 4983 -- replace subdivisions attribute for matrices with a function (positive review -- Rob Beezer)

  • 10752 -- matrix pivots should be immutable (positive review -- Rob Beezer)

• Rob Beezer and John Palmieri:

  • 10595 -- vector constructor fails on empty list (positive review -- Dmitrii Pasechnik, Rob Beezer, and John Palmieri)

• Martin Raum:

  • 5731 -- update to NTL 5.5.2 (needs review)

  • 10553 -- Review: Diamond bracket operators are terribly slow (positive review -- Martin Raum)

  • 8614 -- Optimize creation of modular symbols spaces by speeding up quotienting out by 2-term relations (needs review)

  • 4578 -- Optimize modular symbols decomposition algorithm (needs review)

  • 10987 -- Add optional arguement to decomposition_of_subspace making restrict not check the subspace (needs review)

  • 6670 -- Port group algebras to the current coercion system (needs review)

• Moritz Minzlaff:

  • 9053 -- fixes computation of pivots (positive review -- Keshav Kini)

• Maarten Derickx:

  • 10570 -- sage leaves a lot of stackframes alive at startup (needs review)

  • 10933 -- time fails inside function (positive review -- Martin Raum)

  • 9094 -- is_square and sqrt for polynomials and fraction fields (positive review, robert bradshwa)

• Simon Spicer:

  • 10601 -- Fixed the QuaternionAlgebra constructor to accept Python ints, longs and floats as input. (needs review)

  • 9306 -- Alters the round() command to defer to an element's .round() method if no precision is specified. (needs review)

  • 2512 -- Implements a condition number method for matrices whose entries are coercible to CDF. (needs review)

• Gagan Sekhon

  • 10832--simon 2-descent (all the work was done by Cremona, I just fixed some doctest. (postive review, Jamie)