nektar-waveequation

Merge pull request #1 from jwscook/diff-op-for-laplacian

Merge branch 'main' of github.com:jwscook/nektar-waveequation into main

readd conditions.xml and mesh.xml

Merge branch 'main' into diff-op-for-laplacian

Merge pull request #2 from jwscook/diff-op-ncoeff-fix