Created
May 29, 2010 02:27
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| def a(x, n);t=0;for c in 1..n;m=c%2==0?-1:1;d=c*2-1;t+=m*(x**d/d);end;t;end;for i in (1..12); puts 4*(4*a(0.2,i)-a(1.0/239,i)); end |
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