Introduction à PARI/GP
polymorphisme
? factor(91)
%31 = [7,1;13,1]
? factor(91+I)
%32 = [-1,1;1+I,1;4+5*I,1;1+10*I,1]
? factor(x^4+4)
%33 = [x^2-2*x+2,1;x^2+2*x+2,1]
? factor((x^4+4)*I)
%34 = [x+(-1-I),1;x+(1-I),1;x+(-1+I),1;x+(1+I),1]
? factor((x^4+1)*Mod(1,a^2-2))
%35 = [x^2+Mod(-a,a^2-2)*x+1,1;x^2+Mod(a,a^2-2)*x+1,
? factor((x^4+4)*Mod(1,13))
%36 = [Mod(1,13)*x+Mod(4,13),1;Mod(1,13)*x+Mod(6,13)