SymPy 0.6.6

20 Dec 2009

  • many documentation improvements, including docstrings and doctests

  • new assumptions system (See assumptions documentation for more information or have a look at Fabian’s blog.)

  • improvements to test runner

  • printing improvements (especially LaTeX, but also mathml and pretty printing)

  • discriminant of polys

  • block diagonal methods for matrices

  • vast improvements to solving of ODEs (See ODE documentation for full details or Aaron’s blog).

  • logcombine function

  • improvements to sets

  • better trigonometric simplification

  • improvements to piecewise functions

  • improvements to solve() and nsolve()

  • improvements to as_numer_denom()

  • much better quartic and cubic polynomial rootfinding

  • code refactoring and cleanup

  • physics: coupled clusters and wick expansion

  • matrices: symbolic QR solving

  • mpmath updated

  • pyglet updated

  • many, many bug fixes and small improvements