log src/SbpOperators/boundaryops/normal_derivative.jl @ 627:9f27f451d0a0 feature/volume_and_boundary_operators

age author description
Mon, 07 Dec 2020 14:05:47 +0100 Vidar Stiernström Add NormalDerivative as a BoundaryOperator and reintroduce tests. feature/volume_and_boundary_operators