composition of two polynomials for sage program

asked 2023-01-24 10:36:28 +0100

I need to find composition of two polynomials under extension of Galois finite field.

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A specific example could be helpful...

Emmanuel Charpentier gravatar imageEmmanuel Charpentier ( 2023-01-24 10:52:46 +0100 )edit

Did you mean

P.<x>=QQ[]
p=x^3+1
q=x^2+3
p(x=q)

x^6 + 9*x^4 + 27*x^2 + 28
achrzesz gravatar imageachrzesz ( 2023-01-24 12:25:54 +0100 )edit