If And Only If

What is If And Only If?

A term used by mathematicians and logicians to indicate that something happens under very specific conditions. Often seen in proofs and theories.

1) The sum a geometric sequence is given by a/(1-r) if and only if |r| < 1.

2) In a bar:

dumped guy: "My girlfriend left me because I told her I loved her!"

other guy: "What a bitch!"

dumped guy: "No, it's all my fault, she's a mathematician, and I should have said 'I love you and only you'".

Gaytooth

1. When a man wears a Bluetooth wireless cell phone headset, it becomes a Gaytooth wireless cell phone headset. Biff: Dude, I got a Blueto..

Islamonazi

1. Militant Muslims dedicated to imposing their Islamic world view on others through the use of force and coercion. Osama bin Laden, Ayato..

Faley

1. A young girl who dresses, or attempts to look like Haley Williams from the band Paramore. a "fake-haley." i.e. Dying your ha..

All you need for a faster workflow in one place.

If And Only If Edit Meaning