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'".

Uyen

1. an extremely awesome hookup MAN, I had a uyen last night! See when, wen, whin 2. Noun: Pig that yawns in people face's AFTER ge..

W00tx0r

1. The most 1337 way to say w00t. <player A> W00t j00 been qwn3d! <player B> W00tx0r -eat my pinapple! <player A> WTF ..

Bloody Maldune

1. when a girl periods in a cup the a guy jizzes in the cup and drinks it did you just drink that bloody maldune? See bloody nose, bloody..

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If And Only If Edit Meaning