Status: New
Owner: ----
Labels: Type-Defect Priority-Medium
New issue 1881 by [email protected]: solve -> OverflowError: mpz too
large for int
http://code.google.com/p/sympy/issues/detail?id=1881
related Issue 1880 I took the result form current release and try to solve
it with current master branch (commit
6fd84163f1258ee6eb2c24d3d879ba4debd53320).
E = Symbol('E')
J = Symbol('J')
F = Symbol('F')
lmbda = Symbol('lambda')
L = Symbol('L')
f = -21601054687500000000*E**8*J**8/L**16 +
508232812500000000*F*lmbda*E**7*J**7/L**14 -
4269543750000000*E**6*F**2*J**6*lmbda**2/L**12 +
16194716250000*E**5*F**3*J**5*lmbda**3/L**10 -
27633173750*E**4*F**4*J**4*lmbda**4/L**8 +
14840215*E**3*F**5*J**3*lmbda**5/L**6 + 54794*E**2*F**6*J**2*lmbda**6/
(5*L**4) - 1153*E*J*F**7*lmbda**7/(80*L**2) + 633*F**8*lmbda**8/160000
solve(f, lmbda)
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/home/fadae/projects/gc_sympy/sympy/solvers/solvers.py", line 239,
in solve
result = roots(poly, cubics=True, quartics=True).keys()
File "/home/fadae/projects/gc_sympy/sympy/polys/polyroots.py", line 419,
in roots
_, factors = Poly(f.as_basic()).factor_list()
File "/home/fadae/projects/gc_sympy/sympy/polys/polytools.py", line
1387, in factor_list
result = f.rep.factor_list(**args)
File "/home/fadae/projects/gc_sympy/sympy/polys/polyclasses.py", line
1497, in factor_list
result = dmp_factor_list(f.rep, f.lev, f.dom, **args)
File "/home/fadae/projects/gc_sympy/sympy/polys/factortools.py", line
1157, in dmp_factor_list
f = dmp_convert(f, u, K0, K)
File "/home/fadae/projects/gc_sympy/sympy/polys/densebasic.py", line
238, in dmp_convert
return dmp_strip([ dmp_convert(c, v, K0, K1) for c in f ], u)
File "/home/fadae/projects/gc_sympy/sympy/polys/densebasic.py", line
238, in dmp_convert
return dmp_strip([ dmp_convert(c, v, K0, K1) for c in f ], u)
File "/home/fadae/projects/gc_sympy/sympy/polys/densebasic.py", line
238, in dmp_convert
return dmp_strip([ dmp_convert(c, v, K0, K1) for c in f ], u)
File "/home/fadae/projects/gc_sympy/sympy/polys/densebasic.py", line
238, in dmp_convert
return dmp_strip([ dmp_convert(c, v, K0, K1) for c in f ], u)
File "/home/fadae/projects/gc_sympy/sympy/polys/densebasic.py", line
232, in dmp_convert
return dup_convert(f, K0, K1)
File "/home/fadae/projects/gc_sympy/sympy/polys/densebasic.py", line
226, in dup_convert
return dup_strip([ K1.convert(c, K0) for c in f ])
File "/home/fadae/projects/gc_sympy/sympy/polys/algebratools.py", line
90, in convert
result = _convert(a, K0)
File "/home/fadae/projects/gc_sympy/sympy/polys/algebratools.py", line
680, in from_QQ_gmpy
return python_int(a.numer())
OverflowError: mpz too large for int
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