Using int64 in file.cc. Fixing compilation error in array_utils.cc Change-Id: Ie38e257df59bf1884ef431d5d25b3c5ac0dde7a1
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.