SwinnertonDyerPoly -- compute Swinnerton-Dyer polynomial with given roots |
Syntax |
SwinnertonDyerPoly(x: RINGELEM, RootList: LIST of INT): RINGELEM |
Description |
Example |
/**/ use QQ[x]; /**/ SwinnertonDyerPoly(x,[2,3]); --> roots are +/- sqrt(2) +/- sqrt(3) x^4 -10*x^2 +1 /**/ SwinnertonDyerPoly(x, [2,2,2]); -- you may also repeat the roots x^8 -24*x^6 +120*x^4 -224*x^2 +144 |
See Also |