Issue 1107: Make solve() work for ratios
http://code.google.com/p/sympy/issues/detail?id=1107
Comment #4 by ondrej.certik:
I am getting this failure:
$ bin/test sympy/solvers/tests/test_solvers.py
============================= test process starts
==============================
py.test like reporting.
sympy/solvers/tests/test_solvers.py[9] .......F.
[FAIL]
________________________________________________________________________________
_______________ sympy/solvers/tests/test_solvers.py:test_tsolve
________________
File "/home/ondra/repos/sympy/sympy/solvers/tests/test_solvers.py", line
104, in
test_tsolve
assert solve(exp(x)+exp(-x)-y,x) == [-log(4) + log(2*y + 2*(-4 +
y**2)**Rational(1,2))]
File "/home/ondra/repos/sympy/sympy/solvers/solvers.py", line 93, in solve
result = [tsolve(a, *symbols)]
File "/home/ondra/repos/sympy/sympy/solvers/solvers.py", line 621, in
tsolve
sol = solve(numer-rhs*denom, t)
File "/home/ondra/repos/sympy/sympy/solvers/solvers.py", line 93, in solve
result = [tsolve(a, *symbols)]
File "/home/ondra/repos/sympy/sympy/solvers/solvers.py", line 609, in
tsolve
assert False, 'tsolve: at least one Function expected at this point'
AssertionError: tsolve: at least one Function expected at this point
============== tests finished: 8 passed, 1 failed in 0.34 seconds
==============
DO *NOT* COMMIT!
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