Status: Accepted
Owner: nicolas.pourcelot
Labels: Type-Defect Priority-Medium WrongResult

New issue 2116 by nicolas.pourcelot: LambertW(-1) is not real
http://code.google.com/p/sympy/issues/detail?id=2116

In [7]: LambertW(-1).is_real
Out[7]: True

In [8]: complex(LambertW(-1))
Out[8]: (-0.318131505205+1.33723570143j)



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