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Dla systemu informacyjnego SI = (U, A), A={a, b, c, d, e, f}, rdzeń zbioru atry...

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Dla systemu informacyjnego SI = (U, A),

A={a, b, c, d, e, f}, rdzeń zbioru atrybutów A to Core(A)={b}.

Wówczas

reduktem nie może być zbiór

{b}

❌

{a, b, c, d, e, f}

✅

{a, b, e}

❌

{b, c, d, e, f}

13%

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