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 lot of effort or not worth the effort. To do a long task would be a trek 'But my house is long' 'Yeah and getting the..
1. slang for a boy with red hair...you think about that for a minute and it the true meaning will come. That Marty McFreckles is a real pu..
1. Extremely flamboyant fag. Hey look at that Arrash! See fag, homo, gay, faggot, fudgepacker..