Erlang (programming language)/Tutorials/Math: Difference between revisions

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imported>Eric Evers
imported>Tom Morris
 
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{{subpages}}
==Math==
==Math==
  2*math:asin(1).
  2*math:asin(1).

Latest revision as of 07:07, 8 August 2009


Math

2*math:asin(1).
 3.1415

math:sqrt(4).
 2
Sqrt = fun(X) -> math:sqrt(X) end.
 #Fun<erl_eval.6.56006484>
lists:map(Sqrt,[1,2,3,4]).
 [1.00000,1.41421,1.73205,2.00000]
lists:map(fun math:sqrt/1, [1,2,3,4]).
 [1.00000,1.41421,1.73205,2.00000]
math:sin(3.1415/2).
 1.000000