days7/sprints

Sage Days 7 coding sprints

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• Linear Algebra -- Hermite Normal Form

  • Implement a Hermite Normal Form over ZZ that is faster than anything else in the world (e.g., Magma). Also, implement quotients of free modules over ZZ.
  • Completely re-implement abelian groups. From scratch.
  • Clement Pernet (chair)

  • Craig Citro (Jordan & Rational forms)

  • William Stein(discussion page)

  • Nicolas Thiery (relating to combinatorics)
  • Franco Saliola
  • Gregg Musiker -- Smith normal form with rational function entries (think symbolic)
  • Justin Walker
• Canonical labeling for things other than graphs.
  • Robert Miller (chair)
  • Nicolas Thiery
  • Pete Jipsen
  • Stephen Hartke

• Edge labeled graph isomorphism DONE

  • Robert Miller
• Crystals / Graph Visualization
  • 11AM Thursday
  • Mike Hansen
  • Justin Walker
  • Dan Bump
  • Nicolas Thiery
  • Anne Schilling (chair)
  • Kiran Kedlaya
  • Tom Boothby
• Xin's partial fraction algorithm
  • Mike Hansen
  • Gregg Musiker (chair)
  • Jason Bandlow
  • Nicolas Thiery
  • Alyson Deines
  • Alex Ghitza
• Guessing generating functions (like gfun, maple, ...)
  • Nicolas Thiery (chair)
  • Mike Hansen
  • Alex Ghitza
• Graph Databases
  • Emily Kirkman (chair)
  • Jason Grout
  • Pete Jipsen
• Other Databases
  • Pete Jipsen
  • Robert Miller (chair)
  • Emily Kirkman
  • Andrey Novoseltsev (leaves Thurs)
  • Mike Abshoff
• Embedding Graphs on Surfaces (see talk Weds!!)
  • dinner Weds

  • Current Bundle

  • Emily Kirkman (chair)
  • Tom Boothby
  • Robert Miller
• Documentation
  • David Roe (p-adics)
  • Mike Hansen
  • Mike Abshoff (packaging, workflow)
  • Craig Citro
  • Robert Bradshaw
  • Nick Alexander
  • Jake Mitchell
  • Alyson Deines
  • Alex Ghitza
  • William Stein
• Lattices and embeddings
  • Stephanie Vance (chair) (until Thursday)
  • Craig Citro (number-field related)
  • David Roe
  • Mike Hansen
  • Nicolas Thiery
  • Alex Ghitza
• Modules indexed by Combinatorial classes
  • (Thurs lunch?)
  • Nicolas Thiery (chair)
  • David Roe
  • Mike Hansen
  • Dan Bump

• Debian Packaging (details & progress)

  • Mike Abshoff
  • Tim Abbott (chair)
  • Franco Saliola

• Referee David Roe's patch (discussion page)

  • Robert Bradshaw (chair)
  • Kiran Kedlaya
  • Jen Balakrishnan
  • David Roe
  • Craig Citro
• 3D graphics for polytopes and profiling
  • Andrey Novoseltsev (chair)
  • William Stein
  • Robert Bradshaw
• Profiling, making cython -a easier to use (?)
  • Robert Bradshaw
  • Craig Citro
  • Andrey Novoseltsev
  • William Stein
• Interfacing a C/C++ library to Sage via Cython
  • Hello world example of a new Cython extension of Sage
  • Mike Hansen
  • Stephen Hartke
  • Robert Bradshaw
  • David Roe
  • Clement Pernet
  • William Stein
  • Jason Grout
  • Robert Miller
  • Andrey Novoseltsev
  • Tom Boothby
  • Nicolas Thiery
  • Craig Citro
  • Emily Kirkman
  • Tim Abbott

• How close is Sage to ready to use as a tool for a grad/undergrad combinatorics course? (Weds) 10AM Thursday (discussion page)

  • Make a quick reference card a la Jipsen
  • Iftikhar Burhanuddin (chair)
  • Nicolas Thiery
  • Jason Bandlow
  • Jake Mitchell
  • Stephen Hartke
  • Alex Ghitza
  • Jason Grout
• Tableaux package cleanup (we should start.)
  • Weds night
  • Jason Bandlow
  • Gregg Musiker
  • Mike Hansen
  • Francois Descouens
  • Nicolas Thiery

• CombinatorialClass LEGO

  • Fri/Sat
  • Nicolas Thiery
  • Franco Saliola
  • Andrey Novoseltsev
  • Mike Hansen
  • Jason Bandlow
  • Jake Mitchell
• John Stembridge's POSETS package
  • Franco Saliola
  • Pete Jipsen
  • Mike Hansen
  • David Roe

• Sage testing system (parallel testings, regression testing, removing extra "sage.:", etc)

  • Nick Alexander
  • Mike Hansen
  • Mike Abshoff
  • Robert Miller
  • Tim Abbott
  • Nick Alexander is working on some system independent patches that will make it easier to integrate with nose, etc. See him before doing major work.
  • William Stein

    Nick Alexander posted a small document at http://trac.sagemath.org/sage_trac/ticket/2099 explaining how the Sage testing architecture currently works. Nick Alexander is working on using parallel make to run doctests in parallel.

• Hierarchy of Hopf algebras, tensor products
  • dinner Weds
  • Mike Hansen
  • Robert Miller
  • Nicolas Thiery
  • David Roe
  • Robert Bradshaw
  • William Stein
• Hierarchy for combinatorial classes (several)
  • Nicolas Thiery
  • Mike Hansen
  • Jason Bandlow
  • Robert Miller
  • Jason Grout
• Symmetrica build issues (discussed, changes will be made to symmetrica.spkg past SD7)
  • Mike Abshoff
  • Mike Hansen

• coercion -- work on leftovers from SD6 days7/coercion

  • tutorial -- Fri night
  • David Roe
  • Robert Bradshaw
  • Nicolas Thiery
  • Tim Abbott
  • Jason Grout
  • Robert Miller
  • Craig Citro
• "Which SPKG am I?" Thurs, fight starts at 8PM
• Coleman integration
  • thurs evening
  • Kiran Kedlaya
  • Robert Bradshaw
  • Jen Balakrishnan
  • David Roe
• more cpdef
  • Robert Miller
  • Robert Bradshaw
  • Tim Abbott
  • Craig Citro
• 2D pretty printing for combinatorial stuff (tableaux, etc)
  • Mike Hansen
  • Nicolas Thiery
• Implement a basic Manipulate command
  • Thurs afternoon
  • Jason Grout
  • William Stein
  • Tom Boothby