// PiFast, copyright 1999-2001 Xavier Gourdon 
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       *    User constant file definition    *
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Version : 4.0
Constant name : Zeta3_Apery
Comments :
zeta(3) is defined by zeta(3) = sum_{n>0} 1/n^3
Formula used :
zeta(3) = 5/2 * sum_{n>0} (-1)^n * (n!)^2/n^3/(2n)! (Apery 1978)

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Number of series : 1

Series number 0
Beta : 5/2
Series type : 0
Definition mode : 1
Alpha : 1/2
Beta : 1/2
Polynomial F : n^3
Polynomial G : (n+1)^2*(2n+1)
Z : -1/2

Approximate value : Zeta3_Apery = 1.202056903160