This commit is contained in:
Ingy döt Net 2013-04-10 21:29:02 -07:00
parent 764da6cbbb
commit db842d013d
19005 changed files with 197040 additions and 7 deletions

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lists:foldl(fun(X,Y) -> X*Y end, 1, lists:seq(1,N)).

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fac(1) -> 1;
fac(N) -> N * fac(N-1).

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fac(N) -> fac(N-1,N).
fac(1,N) -> N;
fac(I,N) -> fac(I-1,N*I).