Bond duration closed-form formula — Bond duration closed form formula:Dur=frac{Cfrac{(1+ai)(1+i)^m (1+i) (m 1+a)i}{i^2(1+i)^{(m 1+a)+frac{100(m 1+a)}{(1+i)^{(m 1+a)}{P}C = coupon payment per period (half year) i = discount rate per period (half year) a = fraction of a period… … Wikipedia
Bond convexity closed-form formula — (Blake and Orszag): Conv= frac{D}{P}egin{Bmatrix}frac{(m 1+a+1)(m 1+a+2)(1/(1+i))^{(m 1+a+2){i}+2frac{(m 1+a+2)(1/(1+i))^{(m 1+a+2)} (1/(1+i))}{i^2}+2frac{(1/(1+i))^{(m 1+a+2)} (1/(1+i)}{i^3}end{Bmatrix}+frac{B}{P}frac{(m 1+a)(m… … Wikipedia
Closed-form expression — Closed formula redirects here. For closed formula in the sense of a logic formula with no free variables, see Sentence (mathematical logic). In mathematics, an expression is said to be a closed form expression if it can be expressed analytically… … Wikipedia
Closed and exact differential forms — In mathematics, especially vector calculus and differential topology, a closed form is a differential form α whose exterior derivative is zero (dα = 0), and an exact form is a differential form that is the exterior derivative of another … Wikipedia
form — formable, adj. formably, adv. /fawrm/, n. 1. external appearance of a clearly defined area, as distinguished from color or material; configuration: a triangular form. 2. the shape of a thing or person. 3. a body, esp. that of a human being. 4. a… … Universalium
Formula Libre — (also known as Formule Libre ) is a form of automobile racing allowing a wide variety of types, ages and makes of purpose built racing cars to compete head to head . This can make for some interesting matchups, and provides the opportunity for… … Wikipedia
Form — (f[=o]rm; in senses 8 & 9, often f[=o]rm in England), n. [OE. & F. forme, fr. L. forma; cf. Skr. dhariman. Cf. {Firm}.] 1. The shape and structure of anything, as distinguished from the material of which it is composed; particular disposition or… … The Collaborative International Dictionary of English
Closed world assumption — The closed world assumption (CWA) is the presumption that what is not currently known to be true, is false. The same name also refers to a logical formalization of this assumption by Raymond Reiter. The opposite of the closed world assumption is… … Wikipedia
Closed shop — A closed shop is a form of union security agreement under which the employer agrees to hire union members only, and employees must remain members of the union at all times in order to remain employed.[1] International Labour Organization… … Wikipedia
closed chain — noun (chemistry) a chain of atoms in a molecule that forms a closed loop • Syn: ↑ring • Ant: ↑open chain • Topics: ↑chemistry, ↑chemical science • … Useful english dictionary