Not

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Logical NOT operation.

Formen

! expr

Verifizierte BeispieleNot[True] → False Not[False] → True Not[True, True] → Not::argx: Not called with 2 arguments; 1 argument is expected. .* (regex*) Not[True, True]ToString[Hold[Not[a]^2], InputForm] → Hold[( !a)^2]ToString[Hold[Not[a] && b], InputForm] → Hold[ !a && b]ToString[!#1 || !#2 &, InputForm] → !#1 || !#2 &

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Verwendet in

Use logical operators - 7 Schritte
Replace or remove invalid or missing data - 23 Schritte

Themen

Boolean Computation - Basic Boolean Operators
Logic And Boolean Algebra - Logical Operators »
Syntax - Mathematics & Operators
Testing Expressions - Logical Combinations »
Theorem Proving - Predicates

Verwandt

BooleanConvert LogicalExpand BitNot Nand Nor And Or False Implies True AllTrue AnyTrue

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