Theoreme der Boolschen Algebra Flashcards

(13 cards)

1
Q

X + 1 =

X ∙ 0 =

A

X + 1 = 1

X ∙ 0 = 0

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2
Q

X + 0 =

X ∙ 1 =

A

X + 0 = X

X ∙ 1 = X

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3
Q

X + X =

X ∙ X =

A

X + X = X

X ∙ X = X

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4
Q

(X) strich über allem =

(X) strich einmal über X und einmal über allem =

A

(X) strich über allem = X strich

(X) strich einmal über X und einmal über allem = X

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5
Q

X + Y =

X ∙ Y =

A

X + Y = Y + X

X ∙ Y = Y ∙ X

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6
Q

X + XY =

X(X+Y) =

A

X + XY = X

X(X+Y) = X

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7
Q

X + X strich =

X ∙ X strich =

A

X + X strich = 1

X ∙ X strich = 0

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8
Q

(X + Ystrich)Y =
XYstrich + Y =

–> strich jeweils nur über dem Y

A

(X + Ystrich)Y = XY
XYstrich + Y = X + Y

–> strich jeweils nur über dem Y

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9
Q

Assoziative Gesetze

A

X + Y + Z = (X+Y) + Z = X + (Y+Z)

XYZ = (XY)Z = X(YZ)

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10
Q

Distributive Gesetze

A

XY + XZ = X(Y + Z)

(X + Y)(X + Z) = X + YZ

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11
Q

(X + Y)(Y + Z)(Z + Xstrich) =

XY + YZ + ZXstrich =

–>striche nur jeweils über dem X

A

(X + Y)(Y + Z)(Z + Xstrich) = (X+Y)(Z+Xstrich)

XY + YZ + ZXstrich = XY + ZXstrich

–>striche nur jeweils über dem X

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12
Q

(X + Y)(Xstrich + Z) =

A

(X + Y)(Xstrich + Z) = XZ + XstrichY

–>striche nur jeweils über dem X

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13
Q

DeMOrgansche Gesetze

A

(X + Y +Z) strich über alles zusammen = X ∙ Y ∙ Z strich über jedes einzeln

X ∙ Y ∙ Z strich über alles zusammen = X + Y + Z strich über jedes einzeln

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