petsc-3.14.6 2021-03-30
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PetscSign

 Returns the sign of a number as an integer

Synopsis

#include <petscmath.h>
int PetscSign(type v)
Not Collective

Input Parameter

v - the number

Notes

type can be integer or real floating point value

Level

beginner

Location

include/petscmath.h
Index of all Sys routines
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Index of all manual pages