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Fix bug in new implementations that made matrices non-sparse. feature/laplace_curvilinear_test
Wed, 27 Mar 2019 15:56:42 -0700, by Martin Almquist
Divide interface penalty strength by 4, to make it sharp. Stability verified by eigenvalue computations. feature/laplace1dUpdate
Tue, 05 Mar 2019 12:41:50 -0800, by Martin Almquist

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