IRL. Abbreviation for In Real Life.. Often used in internet chat rooms to let people you are talking about something in the real world and not in the internet world. Also can be used to differentiate between an actor/actress and the character they play.
Put Call Parity Formula. The basic version of the Put Call Parity formula is; Call-Put = Stock-Strike. The formula supposes the existence of two portfolios that are of equal value at the expiration date of the options.The premise is that if the two portfolios have identical values at expiration then they must be worth the same value now.all-Put = Stock-Strike. The formula supposes the existence of two portfolios that are of equal value at the expiration date of the options. The premise is that if the two portfolios have identical values at expiration then they must be worth the same value now.
Parity bits. A parity bit is a bit that is added to a group of source bits to ensure that the number of set bits (i.e., bits with value 1) in the outcome is even or odd. It is a very simple scheme that can be used to detect single or any other odd number (i.e., three, five, etc.) of errors in the output.