If And Only If

What is If And Only If?


1.

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'".


15

Random Words:

1. A slang pronoun, originated in the DC metro area, used in place of someone's name Used randomly or in mid-sentence 1. What's..
1. Empty beer cans you have sitting around your house, car, porch, yard, beach, etc. Man A: Hey, assholes. Anybody have any dead soldiers ..
1. Verb. Means to: 1. Beat the holy crap out of someone. 2. Channelling aggression. Also Adjective. Means: 1: State of being. To be com..