Enable postordering when computing the sparse factorization. Previously when using a natural ordering, we had postordering turned off. This is not a good idea. Enabling postordering will also has the possibility of improving the size of the supernodes. Change-Id: I8c270e54751b8bed53b38a0b461f647f5c8f5640
Ceres Solver is an open source C++ library for modeling and solving large, complicated optimization problems. It is a feature rich, mature and performant library which has been used in production at Google since 2010. Ceres Solver can solve two kinds of problems.
Please see ceres-solver.org for more information.