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Dla systemu informacyjnego SI = (U, A), A = {x1, x2, x3, x4, x5}, zbiór reduk...

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Dla systemu informacyjnego SI = (U, A), A = {x1,

x2, x3, x4, x5},

zbiór reduktów to Read(A) = {{x1, x2, x3, x5}}

Wówczas

rdzeń zbioru atrybutów A to:

Core(A) = {x1, x2, x3, x5}

Core(A) = {x1, x3, x5}

Core(A) =

Core(A) = {x1, x2, x3, x4, x5}

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