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'".

Gama Bunta

1. Gama Bunta is a giant demon frog featured in the anime seiries Naruto. He is brought into the seiries by Naruto, who summons him after ..

Emotowel

1. Though this may have another name, this is the not-so new trendy fashion accessory for those who feel like the whole world really is jus..

Pikey Pop

1. A generic, non-brand fizzy drink for kids. The worst offender is Panda Cola. 'When we were kids, our mum would give us pikey pop ..

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If And Only If Edit Meaning