// PiFast, copyright 1999-2001 Xavier Gourdon 
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       *    User constant file definition    *
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Version : 4.0
Constant name : Lemniscate
Comments :
A = 8*arcsinlemn(1/2) + 4*arcsinlemn (7/23) (Gauss)
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Number of series : 2

Series number 0
Beta : 4
Series type : 0
Definition mode : 1
Alpha : 1
Beta : 1
Polynomial F : 8*n^2-10*n+3
Polynomial G : 8*n^2+2*n
Z : 1/16

Series number 1
Beta : 4
Series type : 0
Definition mode : 1
Alpha : 7/23
Beta : 7/23
Polynomial F : 8*n^2-10*n+3
Polynomial G : 8*n^2+2*n
Z : 2401/279841

Approximate value : Lemniscate = 5.24411510858