SymPy 0.5.12

27 Jan 2008

SymPy works with NumPy out of the box.
RootOf implemented.
Lambda support works now.
Heuristic Risch method improved.
cancel() function implemented.
sqrt(x) is now equivalent to x**(1/2).
Derivative is now unevaluated.
list2numpy() implemented.
Series expansion of hyperbolic functions fixed.
sympify('lambda x: 2*x') works, plus other fixes.
Simple maxima parser implemented.
sin(x)[0] idiom changed to sin(x).args[0]
sin(x).series(x, 5) idiom changed to sin(x).series(x, 0, 5)
Caching refactored.
Integration of trigonometry expressions improved
Pretty-printing for list and tuples implemented.
Python printing implemented.
2D plots now don't rotate in 3D, but translate instead.