tree caac91b1eb070c2b1abe4c68a843c809b96f87c1
parent 921e8abbcd122efad5bbbd15605cc6b086805c53
author Sameer Agarwal <sameeragarwal@google.com> 1336987685 -0700
committer Sameer Agarwal <sameeragarwal@google.com> 1336987685 -0700

1. Remove constant_sparsity from LinearSolver::Options. It introduces
unnecessarily complexity in the structure of linear solvers and preconditioners.
This is the first step towards cleaning up the Preconditioner interface.

2. Minor tweaks and cleanups to the various linear solvers.