|  |  D.12.4.5 multi Procedure from libraryhyperel.lib(see  hyperel_lib).
 
Example:Usage:
multi(a,b,c,d,h,f);
Return:
list L with L[1]-L[2]y=(a(x)-b(x)y)*(c(x)-d(x)y) in IF[C]
Note:
Curve C: y^2+h(x)y=f(x) is defined over basering.
 |  | LIB "hyperel.lib";
ring R=7,x,dp;
poly h=x;
poly f=x5+5x4+6x2+x+3;
// hyperelliptic curve y^2 + h*y = f
poly a=x2+1;
poly b=x;
poly c=5;
poly d=-x;
multi(a,b,c,d,h,f);
==> [1]:
==>    -x7+2x6+x4-x3+2x2-2
==> [2]:
==>    -2x3-3x
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