Skip to main content
Ctrl+K
Logo image Logo image

Site Navigation

  • Overview
  • Install
  • User-Guide
  • API-Docs
  • Tutorials
  • FAQ
  • Contact
  • Developers
  • Misc.

Site Navigation

  • Overview
  • Install
  • User-Guide
  • API-Docs
  • Tutorials
  • FAQ
  • Contact
  • Developers
  • Misc.

Section Navigation

  • Changes for each release
  • Single Index of all PETSc Manual Pages

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

Note#

The type can be integer or real floating point value

Level#

beginner

Location#

include/petscmath.h


Edit on GitLab

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

previous

PetscShmCommLocalToGlobal

next

PetscSignalHandlerDefault

Edit this page

© Copyright 1991-2022, UChicago Argonne, LLC and the PETSc Development Team.

Created using Sphinx 4.5.0.

Last updated on 2022-11-28T10:38:28-0600 (v3.18.2).