Hello,
I want to perform symboli algebra in a quaternion algebra. The
following does not work because I have not been able to assumle that
my variables are rationals. How can I make this assumption?
Q.<i,j,k>=QuaternionAlgebra(QQ,-1,-1)
a,b,c,d = var('a,b,c,d')
q=a+b*i+c*j+d*k;
Regards,
Emmanuel
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