# PETSC_DEFAULT

standard way of passing in integer or floating point parameter where you wish PETSc to use the default.

### See Also

PETSC_DECIDE, PETSC_NULL, PETSC_IGNORE, PETSC_DETERMINE

Level:beginner
Location: include/petsc.h
Index of all Sys routines
Table of Contents for all manual pages
Index of all manual pages

### Examples

src/ksp/examples/tutorials/ex1.c.html
src/ksp/examples/tutorials/ex2.c.html
src/ksp/examples/tutorials/ex7.c.html
src/ksp/examples/tutorials/ex8.c.html
src/ksp/examples/tutorials/ex15.c.html
src/ksp/examples/tutorials/ex23.c.html
src/snes/examples/tutorials/ex1.c.html
src/snes/examples/tutorials/ex30.c.html