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.

See Also

PetscDTFactorial(), PetscDTBinomialInt(), PetscDTBinomial()

Level

beginner

Location

include/petscdt.h

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