petsc-3.7.3 2016-07-24
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# NORM_FROBENIUS

||A|| = sqrt(sum_ij (A_ij)^2), same as NORM_2 for vectors

### See Also

NormType, MatNorm(), VecNorm(), VecNormBegin(), VecNormEnd(), NORM_1, NORM_2,
NORM_INFINITY, NORM_1_AND_2

Level:beginner
Location: src/vec/vec/../../../include/petscvec.h
Index of all Vec routines
Table of Contents for all manual pages
Index of all manual pages

### Examples

src/snes/examples/tutorials/ex48.c.html
src/ts/examples/tutorials/ex14.c.html