T^3+T+1,T^2+T^2+1はF2(T)において既約

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F2(T)における既約分解

T^4-T=T(T-1)(T^2+T+1)

T^8-T=T(T-1)(T^3+T+1)(T^3+T^2+1)

T^16-T=T(T-1)(T^2+T+1)(T^4+T+1)(T^4+T^3+1)(T^4+T^3+T^2+T+1)

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F3(T)における既約分解

T^9-T=T(T-1)(T-2)(T^2+1)(T^2+T+2)(T^2+2T+2)

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