Mnozice? Flashcards

1
Q

A c B

A

A je podmnozica mnozice B, ce je vsak element mnozice B tudi element mnozice A

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2
Q

Presek mnozic?

A

A ♎️B

Elementi ki so v mnozici A in v mnozici B

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3
Q

A U B?

A

Unija

Mnozica elementov, ki so v mnozici A in v mnozici B

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4
Q

Razlika?

A

A\B

Mn. elementov, ki so v mnozici A in niso v mnozici B

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5
Q

Komplement mnozice?

A

A’
A na c
C(A)

Mn. tistih elementov, ki so v univerzalni mnozici, a niso v mnozici A

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6
Q

Kdaj sta mnozici disjunktni?

A

Kadar je njun presek prazna mnozica

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7
Q

Moc mnozice?

A

m(A)=n

St. elementov koncne mnozice

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8
Q

Potencna mnozica mnozice A

A

PA
P(A)
Mnozica vseh podmnozic mnozice A.

({Prazna}, {posamezni}, {dva pa po dva}, {vsi trije skupi})

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9
Q

Kartezicni produkt nepraznih mnozic?

A

A x B

A={1,2,3}
B={3,4}

AxB={(1,3),(1,4),(2,3),(2,4),(3,3),(3,4)}
BxA={(3,1),(3,2),(3,3),(4,1),(4,2),(4,3)}

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