RosettaCodeData/Task/Factorial/FunL/factorial-4.funl

mirror of https://github.com/acmeism/RosettaCodeData.git
def factorial( n )
  | n >= 0 = product( 1..n )
  | otherwise = error( 'factorial: n should be non-negative' )
	`def factorial( n )`
	`\| n >= 0 = product( 1..n )`
	`\| otherwise = error( 'factorial: n should be non-negative' )`