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'".

Vlanerd

1. dirty slushy snow, usually found in the street after a snow storm Ew! I just stepped in vlanerd, Please do not throw that vlanerd at m..

Hree

1. Pronounced "hree" A substitution for any word, coming from the root word, Cree. People got lazy from saying cree and just said..

Furr Trader

1. A lesbian; a female who is sexually attractted to another female. It was obvious that Dawn was a furr trader, as she always wore flanne..

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If And Only If Edit Meaning