jj1bdx

%%% Prime number sieve code with lazy evaluation by Joe Armstrong
%%% (very slightly modified for syntax check)
%%% http://erlang.org/pipermail/erlang-questions/1999-March/000176.html

-module(p3).

-export([from/1,filter/2,sift/2,sieve/1,primes/0, first/1]).

%% This generates a lazy sequence starting from K.
%% from(K) ->