Status: Accepted
Owner: ondrej.certik
Labels: Type-Defect Priority-Medium Milestone-Release0.6.5

New issue 1353 by ondrej.certik: solve() doesn't work with Sage
http://code.google.com/p/sympy/issues/detail?id=1353

sage: var("E R T A beta")
(E, R, T, A, beta)
sage: eq = (E/(R*T**2) == A/beta * exp(-E/(R*T)))
sage: import sympy
sage: sympy.solve(eq.left()-eq.right(), E)
---------------------------------------------------------------------------
TypeError                                 Traceback (most recent call last)

/home/ondra/<ipython console> in <module>()

/home/ondra/ext/sage-3.2.3-Debian4.0-32bit-Intel-i686-Linux/local/lib/python2.5/site-packages/sympy/solvers/solvers.pyc
in solve(f, *symbols, **flags)
      73
      74     if any(not s.is_Symbol for s in symbols):
---> 75         raise TypeError('not a Symbol')
      76
      77     if not isinstance(f, (tuple, list, set)):

TypeError: not a Symbol


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