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. Also know as EMT there are three levels, EMT 1, 2 and 3 level 3 is also know as paramedic, EMT's can also be firefighters. EMT &qu..
1. 1. Being with one of your close friends while being raped. 2. Term of togetherness. 1. Morgyn: "I got raped last night." ..
1. Something extremely awkward; Combination of "quite" and "awkward." Use of which usually makes a situation 10 times m..