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 [perâ²itÄ] Etymology: L, parere, to give birth. 1 (in obstetrics) the classification of a woman by the number of live-born children and stillbirths she has delivered at more than 20 weeks of gestation. Commonly parity is noted with the total number of pregnancies and represented by the letter P or the word para. A para 4 (P4) gravida 5 (G5) has had four deliveries after 20 weeks and one abortion or miscarriage before 20 weeks.