:orphan: # PETSCRAND access to the basic Unix random number generator ## Options Database Keys - ***-random_type -*** set the random number generator from the options database ## Note Not recommended since it can produce different numbers on different systems ## See Also `PetscRandomCreate()`, `PetscRandomSetType()`, `PETSCRAND48`, `PETSCSPRNG`, `PetscRandomSetFromOptions()`, `PetscRandomType` ## Level beginner ## Location src/sys/classes/random/impls/rand/rand.c --- [Edit on GitLab](https://gitlab.com/petsc/petsc/-/edit/release/src/sys/classes/random/impls/rand/rand.c) [Index of all Sys routines](index.md) [Table of Contents for all manual pages](/manualpages/index.md) [Index of all manual pages](/manualpages/singleindex.md)