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. Used to express extreme astonishment, surprise, shock or incredulousness. Has it's orgins in the Persian community of Great Neck, ..
1. A retardby definition, currently dating a stripperand mastering the art of mass producing kids. Slave of the evil overlordfor his entir..
1. a friend who ignores you whenever their around another person... someone who has no respect or care for your feelings that person is su..