# NORM_1

the one norm, ||v|| = sum_i | v_i |. ||A|| = max_j || v_*j ||, maximum column sum

### See Also

NormType, MatNorm(), VecNorm(), VecNormBegin(), VecNormEnd(), NORM_2, NORM_FROBENIUS,
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/vec/vec/examples/tutorials/ex11.c.html
src/vec/vec/examples/tutorials/ex11f.F.html
src/ksp/ksp/examples/tutorials/ex34.c.html