# Meaning of this symbol

What is the mathematical meaning of a horizontal A. I mean that it is like this > but crossed which makes it look like a horizontal A.

• Do you mean $\not>$? – Lord Shark the Unknown Sep 9 '18 at 13:38
• You might get a better response if you include a picture of the item in question. – Peter Phipps Sep 11 '18 at 8:32

$\ngtr$ means not being superior (greater) than something. It is the negation of $>$