isupeene/sparse-matrix — pull request #8 by isupeene (2014-09-24 21:03:49+00:00)
Title: Added contracts for eigensystem and lup decomposition.

Pretty simple. The documentation actually shows incorrect postconditions for the lup decomposition: `l * u == m * p`. In fact, the correct postcondition, and what appears in the unit test, is `l * u == p * m`.