- power law
- мат. степенной закон, степенная зависимость
Большой англо-русский и русско-английский словарь. 2001.
power law
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Power law — A power law is any polynomial relationship that exhibits the property of scale invariance. The most common power laws relate two variables and have the form:f(x) = ax^k! +o(x^k),where a and k are constants, and o(x^k) is of x. Here, k is… … Wikipedia
power law — noun (psychophysics) the concept that the magnitude of a subjective sensation increases proportional to a power of the stimulus intensity • Syn: ↑Stevens law, ↑Stevens power law • Topics: ↑psychophysics • Hypernyms: ↑law, ↑ … Useful english dictionary
Power law — Una relación power law entre dos escalares cuantitativos x e y es aquella tal que la relación puede ser escrita como donde a (la constante de proporcionalidad) y k (el exponente de la power law) son constantes. Power laws puede ser interpretada… … Enciclopedia Universal
Power law — Dieser Artikel oder Abschnitt bedarf einer Überarbeitung. Näheres ist auf der Diskussionsseite angegeben. Hilf mit, ihn zu verbessern, und entferne anschließend diese Markierung. Die Potenzgesetze (engl. power law) gehören zu den Skalengesetzen… … Deutsch Wikipedia
Power-law fluid — NOTOC A Power law fluid is a type of generalized Newtonian fluid for which the shear stress, tau; , is given by : au = K left( frac {partial u} {partial y} ight)^n where: * K is the flow consistency index (SI units Pa bull;s n ), * part; u /… … Wikipedia
Power-law index profile — For optical fibers, a power law index profile is an index of refraction profile characterized by : n(r) = egin{cases} n 1 sqrt{1 2Deltaleft({r over alpha} ight)^g} r le alpha n 1 sqrt{1 2Delta} r ge alpha end{cases}whereDelta = {n 1^2 n 2^2 over … Wikipedia
Power Law of Practice — The Power Law of Practice states that the logarithm of the reaction time for a particular task decreases linearly with the logarithm of the number of practice trials taken. It is an example of the learning curve effect on performance … Wikipedia
power of appointment — power of appointment: a power granted under a deed or will authorizing the donee to dispose of an estate in a specified manner for the benefit of the donee or of others general power of appointment: a power of appointment which the donee may… … Law dictionary
power law — noun Any of many mathematical relationships in which something is related to something else by an equation of the form f(x) = a.x … Wiktionary
Stevens' power law — is a proposed relationship between the magnitude of a physical stimulus and its perceived intensity or strength. It is often considered to supersede the Weber Fechner law on the basis that it describes a wider range of sensations, although… … Wikipedia
Wind profile power law — The wind profile power law is a relationship between the wind speeds at one height, and those at another. The power law is often used in wind power assessments [Elliott, D.L., C.G. Holladay, W.R. Barchet, H.P. Foote, and W.F. Sandusky, 1986,… … Wikipedia
