---
name: "factor"
section: "3m"
platform: "linux"
package: "iraf"
version: "2.11.3-2"
release: "Debian 3.0 (Woody)"
platforms: ["linux"]
url: "https://new.carta.tech/factor/3m"
---

# factor(3m)

## NAME

factor

## DESCRIPTION

function factor.f

source\
   Bevington, page 32.

purpose\
   calculates factorial function for integers

usage\
   result = factor (n)

description of parameters\
   n      - integer argument

subroutines and function subprograms required\
   none