petsc-3.7.7 2017-09-25
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PetscSpaceEvaluate

 Evaluate the basis functions and their derivatives (jet) at each point

Synopsis

#include "petscfe.h" 
PetscErrorCode PetscSpaceEvaluate(PetscSpace sp, PetscInt npoints, const PetscReal points[], PetscReal B[], PetscReal D[], PetscReal H[])

Input Parameters

sp - The PetscSpace
npoints - The number of evaluation points
points - The point coordinates

Output Parameters

B - The function evaluations in a npoints x nfuncs array
D - The derivative evaluations in a npoints x nfuncs x dim array
H - The second derivative evaluations in a npoints x nfuncs x dim x dim array

See Also

PetscFEGetTabulation(), PetscFEGetDefaultTabulation(), PetscSpaceCreate()

Level:advanced
Location:src/dm/dt/interface/dtfe.c
Index of all DM routines
Table of Contents for all manual pages
Index of all manual pages