VecDotNorm2#
computes the inner product of two vectors and the 2-norm squared of the second vector
Synopsis#
#include "petscvec.h"
PetscErrorCode VecDotNorm2(Vec s, Vec t, PetscScalar *dp, PetscReal *nm)
Collective
Input Parameters#
s - first vector
t - second vector
Output Parameters#
dp - s’conj(t)
nm - t’conj(t)
Note#
conj(x) is the complex conjugate of x when x is complex
See Also#
Vec, VecDot(), VecNorm(), VecDotBegin(), VecNormBegin(), VecDotEnd(), VecNormEnd()
Level#
advanced
Location#
Implementations#
VecDotNorm2_MPIKokkos() in src/vec/vec/impls/mpi/kokkos/mpikok.kokkos.cxx
VecDotNorm2_MPIViennaCL() in src/vec/vec/impls/mpi/mpiviennacl/mpiviennacl.cxx
VecDotNorm2_Nest() in src/vec/vec/impls/nest/vecnest.c
VecDotNorm2_SeqKokkos() in src/vec/vec/impls/seq/kokkos/veckok.kokkos.cxx
VecDotNorm2_SeqViennaCL() in src/vec/vec/impls/seq/seqviennacl/vecviennacl.cxx
Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages