petsc-master 2018-10-18
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NORM_2

the two norm, ||v|| = sqrt(sum_i |v_i|^2) (vectors only)

See Also

NormType, MatNorm(), VecNorm(), VecNormBegin(), VecNormEnd(), NORM_1, NORM_FROBENIUS,
NORM_INFINITY, NORM_1_AND_2

Level

beginner

Location

src/vec/vscat/../../../include/petscvec.h

Examples

src/vec/vec/examples/tutorials/ex1.c.html
src/vec/vec/examples/tutorials/ex11.c.html
src/vec/vec/examples/tutorials/ex1f.F90.html
src/vec/vec/examples/tutorials/ex1f90.F90.html
src/vec/vec/examples/tutorials/ex11f.F.html
src/vec/vec/examples/tutorials/ex20f90.F90.html
src/mat/examples/tutorials/ex2.c.html
src/mat/examples/tutorials/ex9.c.html
src/mat/examples/tutorials/ex10.c.html
src/dm/impls/stag/examples/tutorials/ex1.c.html
src/dm/impls/stag/examples/tutorials/ex2.c.html

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