petsc-3.9.4 2018-09-11
Report Typos and Errors


Produce the element residual vector for a chunk of elements by quadrature integration over a boundary


#include "petscfe.h" 
PetscErrorCode PetscFEIntegrateBdResidual(PetscFE fem, PetscDS prob, PetscInt field, PetscInt Ne, PetscFEFaceGeom *fgeom,
                                          const PetscScalar coefficients[], const PetscScalar coefficients_t[], PetscDS probAux, const PetscScalar coefficientsAux[], PetscReal t, PetscScalar elemVec[])
Not collective

Input Parameters

fem - The PetscFE object for the field being integrated
prob - The PetscDS specifying the discretizations and continuum functions
field - The field being integrated
Ne - The number of elements in the chunk
fgeom - The face geometry for each cell in the chunk
coefficients - The array of FEM basis coefficients for the elements
coefficients_t - The array of FEM basis time derivative coefficients for the elements
probAux - The PetscDS specifying the auxiliary discretizations
coefficientsAux - The array of FEM auxiliary basis coefficients for the elements
t - The time

Output Parameter

elemVec -the element residual vectors from each element

See Also





Index of all DT routines
Table of Contents for all manual pages
Index of all manual pages