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9.4.8 cr_gcda

cr_gcda(poly1,poly2)
:: 代数体上の 1 変数多項式の GCD

return
多項式
poly1 poly2
多項式

 
[76] X=x^6+3*x^5+6*x^4+x^3-3*x^2+12*x+16$
[77] Y=x^6+6*x^5+24*x^4+8*x^3-48*x^2+384*x+1024$
[78] A=newalg(X);
(#0)
[79] cr_gcda(X,subst(Y,x,x+A));
x+(-#0)

参照
8.9.1 gr, hgr, gr_mod, dgr, 9.4.10 asq, af, af_noalg



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