PetscGaussLobattoLegendreElementMassCreate

Build the elemental mass matrix for a single 1D Gauss-Lobatto-Legendre (GLL) spectral element

Synopsis

#include "petscdt.h" 
PetscErrorCode PetscGaussLobattoLegendreElementMassCreate(PetscInt n, PetscReal *nodes, PetscReal *weights, PetscReal ***AA)

Not Collective; No Fortran Support

Input Parameters

• n - number of GLL nodes

• nodes - the GLL quadrature nodes

• weights - the GLL quadrature weights

Output Parameter

• AA - newly allocated n x n mass matrix as PetscReal **

Note

Free with PetscGaussLobattoLegendreElementMassDestroy().

See Also

PetscDTGaussLobattoLegendreQuadrature(), PetscGaussLobattoLegendreElementMassDestroy(), PetscGaussLobattoLegendreElementLaplacianCreate(), PetscGaussLobattoLegendreElementAdvectionCreate()

Level

beginner

Location

src/dm/dt/interface/dt.c

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Index of all DT routines
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Index of all manual pages