**Power function** — may refer to:* Statistical power * Monomial * Power functions: A function of the form f(x)=x^{a} ! where a is a real number, also known as allometric functions. See exponentiation … Wikipedia

**power function** — laipsninė funkcija statusas T sritis automatika atitikmenys: angl. power function vok. Potenzfunktion, f rus. степенная функция, f pranc. fonction puissance, f … Automatikos terminų žodynas

**power function** — noun 1. : a function of a parameter under statistical test whose value for a particular value of the parameter is the probability of rejecting the null hypothesis if that value of the parameter is true 2. : a function (as f(x) = axk) that equals… … Useful english dictionary

**power function** — noun a function where the independent variable is raised to some real number power … Wiktionary

**Truncated power function** — In the mathematical subfield of numerical analysis the truncated power function is a generalization of the indicator function.DefinitionGiven a function f the truncated power function is defined as:f +^n := left{egin{matrix} f^n mbox{if} f ge 0… … Wikipedia

**Power system simulation** — models are a class of computer simulation programs that focus on the operation of electrical power systems. These computer programs are used in a wide range of planning and operational situations including: #Long term generation and transmission… … Wikipedia

**Function** — Func tion, n. [L. functio, fr. fungi to perform, execute, akin to Skr. bhuj to enjoy, have the use of: cf. F. fonction. Cf. {Defunct}.] 1. The act of executing or performing any duty, office, or calling; performance. In the function of his public … The Collaborative International Dictionary of English

**power** — n 1 Power, force, energy, strength, might, puissance mean the ability to exert effort for a purpose. Power is the most general of these terms and denotes an ability to act or be acted upon, to effect something, or to affect or be affected by… … New Dictionary of Synonyms

**function** — n 1 Function, office, duty, province are comparable when they mean the act, acts, activities, or operations expected of a person or thing by virtue of his or its nature, structure, status, or position. Function is the most comprehensive of these… … New Dictionary of Synonyms

**Power supply unit (computer)** — Power supply unit with top cover removed A power supply unit (PSU) supplies direct current (DC) power to the other components in a computer. It converts general purpose alternating current (AC) electric power from the mains (110 V to… … Wikipedia