PETSc version v3.15.4-900-g21e6d802fb
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PetscDTFactorialInt

Compute n! as an integer

Input Parameter

n - a non-negative integer

Output Parameter

factorial - n!

Note: this is limited to n such that n! can be represented by PetscInt, which is 12 if PetscInt is a signed 32-bit integer and 20 if PetscInt is a signed 64-bit integer.

Level

beginner

Location

src/dm/dt/fe/../../../../include/petscdt.h
Index of all FE routines
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