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'".

Ofau

1. OFAU (oofuu) stands for old, fat, and ugly. It is commonly used to describe women in bars or clubs. From a social stand point, it is n..

Beat Up On

1. To criticise or generally make derogatory remarks about the subject. Man, I can't stand it when people beat up on Microsoft for no..

Nocka

1. A slang for the word nigga; often used by white boys who don't want to offend their black friends or embarass themselves for being ..

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If And Only If Edit Meaning