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C-PS/8 FOCAL, 1971
 1.01 C BERECHNUNG DES GAUSS	SCHEN FEHLERINTEGRALS
 1.10 F I=1,300;D 2
 1.20 Q
 2.05 S A=0.01*I
 2.10 S X=A/1.414213562;S P=0;S A=1;T %5.02,I*0.01
 2.20 F I=1,10*(FITR(X)+1);S A=A*I;S P=P+X^(I+I+1)/A*(I+I+1)*(-1)^I
 2.30 S P=1.12838*(X+P);T %6.05,
   P 
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