Python C extension to compute the permanent.

Pete Shadbolt 3e4fc54afb Add tests, guard against dtype!=complex		8 lat temu
permanent	Compatible with PyPI, can be installed through pip	10 lat temu
src	Add tests, guard against dtype!=complex	8 lat temu
tests	Add tests, guard against dtype!=complex	8 lat temu
.gitignore	Compatible with PyPI, can be installed through pip	10 lat temu
LICENSE	Compatible with PyPI, can be installed through pip	10 lat temu
MANIFEST	Compatible with PyPI, can be installed through pip	10 lat temu
MANIFEST.in	Compatible with PyPI, can be installed through pip	10 lat temu
README.md	Update README.md	9 lat temu
setup.py	Include numpy headers	10 lat temu

permanent

Implements Ryser's algorithm for the permanent.

Install:

$ pip install permanent

Use:

>>> from numpy import *
>>> from permanent import permanent
>>> permanent(eye(15))
(1-0j)