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view src/SbpOperators/operators/d2_2nd.txt @ 611:e71f2f81b5f8 feature/volume_and_boundary_operators

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NOT WORKING: Draft implementation of VolumeOperator and make SecondDerivative specialize it. Reformulate Laplace for the new SecondDerivative.
author Vidar Stiernström <vidar.stiernstrom@it.uu.se>
date Sat, 05 Dec 2020 19:14:39 +0100
parents 01b851161018
children
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# D2 order 2

boundary_stencils
1 -2 1

inner_stencil
1 -2 1

e
1

d1
-3/2 2 -1/2