Fix a clang-tidy warning in problem_test.cc Change-Id: Iaf26db5711c13e802123a4de724c0445eec884f9
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.