Nand

Type it

Ways to write the Nand symbol
UnicodeU+22BC
LaTeX\barwedge
HTML entity⊼
Character⊼

Meaning

Joins two statements into one that is false only when both of them are true. It is the negation of and. In LaTeX it needs the amssymb package. Compare with Logical And and Logical Not.

How to read it

P ⊼ Q ⇔ ¬(P ∧ Q)

is read “P nand Q if and only if not both P and Q”.

More Logic symbols