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Aussagenlogik September 3, 2007

Filed under: Logik — abi007 @ 4:53 am

Äquivalenz:

(a \equiv b)

(a \Leftrightarrow b)

(a \wedge b) \vee (\neg a \wedge \neg b)

(a \vee \neg b) \wedge (\neg a \vee b)

(a \Rightarrow b) \wedge (b \Rightarrow a)

Implikation:

äquivalent zueinander sind:

a\Rightarrow b

\neg b \Rightarrow \neg a

\neg a \vee b

\neg (a \wedge \neg b)

 

 
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