Talk:Special factorials: Difference between revisions

question
(Demonstrate an efficient, readable reverse factorial algorithm)
 
(question)
Line 13:
}</lang>
--[[User:Chunes|Chunes]] ([[User talk:Chunes|talk]]) 17:06, 16 March 2021 (UTC)
 
=== Why is af(0) 0? ===
Is it that 0 is the additive identity the way that factorial of 0 is 1 is the multiplicative identity? If so why should it be the identity anyway?
4,105

edits