Symbols:Symbolic Logic/Deprecated Symbols/Minus

Logical Not

$-$

Not.

A unary operation on a proposition.

$-Q$ means $Q$ is not true.

An alternative to $\neg$, which is what is usually used by logicians.

The $\LaTeX$ code for \(-Q\) is -Q .

Also see

See:

Symbols:Subtraction

Symbols:Negative Quantity

Symbols:Set Difference (Variant)

for other uses of this symbol.