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10.5.12 gf2ntop

gf2ntop(m[,v])
:: GF(2^n) の元を多項式に変換

return
一変数多項式
m
GF(2^n) の元
v
不定元

 
[1] setmod_ff(x^30+x+1);
x^30+x+1
[2] N=simp_ff(gf2ntop(2^100));
(@^13+@^12+@^11+@^10)
[5] gf2ntop(N);
[207] gf2ntop(N);
x^13+x^12+x^11+x^10
[208] gf2ntop(N,t);
t^13+t^12+t^11+t^10

参照
10.5.11 ptogf2n



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