- invariant quantity
- инвариантное количество (напр., сумма нормальных составляющих напряжения на двух перпендикулярных плоскостях)
Англо-русский словарь промышленной и научной лексики. 2014.
invariant quantity
Смотреть что такое "invariant quantity" в других словарях:
invariant — 1. adjective a) not varying; constant b) Unaffected by a specified operation (especially by a transformation) Syn: invariable See Also: invariance … Wiktionary
Invariant — In*va ri*ant, n. (Math.) An invariable quantity; specifically, a function of the coefficients of one or more forms, which remains unaltered, when these undergo suitable linear transformations. J. J. Sylvester. [1913 Webster] … The Collaborative International Dictionary of English
Invariant (mathematics) — In mathematics, an invariant is a property of a class of mathematical objects that remains unchanged when transformations of a certain type are applied to the objects. The particular class of objects and type of transformations are usually… … Wikipedia
Invariant estimator — In statistics, the concept of being an invariant estimator is a criterion that can be used to compare the properties of different estimators for the same quantity. It is a way of formalising the idea that an estimator should have certain… … Wikipedia
invariant — invariantly, adv. /in vair ee euhnt/, adj. 1. unvarying; invariable; constant. 2. Math. normal (def. 5e). n. 3. Math. a quantity or expression that is constant throughout a certain range of conditions. [1850 55; IN 3 + VARIANT] * * * … Universalium
invariant — in•var•i•ant [[t]ɪnˈvɛər i ənt[/t]] adj. 1) invariable; constant 2) math. a mathematical quantity or expression that is constant throughout a certain range of conditions • Etymology: 1850–55 in•var′i•ant•ly, adv … From formal English to slang
invariant — /ɪnˈvɛəriənt/ (say in vairreeuhnt) adjective 1. unvarying; invariable; constant. –noun 2. Mathematics a fixed quantity …
de Sitter invariant special relativity — In mathematical physics, de Sitter invariant special relativity is the speculative idea that the fundamental symmetry group of spacetime is the Indefinite orthogonal group SO(4,1), that of de Sitter space. In the standard theory of General… … Wikipedia
Mason's Invariant — Introduction When trying to solve a seemingly difficult problem, Sam said to concentrate on the easier ones first; the rest, including the hardest ones, will follow, recalled Andrew Viterbi, co founder and former vice president of Qualcomm. He… … Wikipedia
Mason's invariant — In electronics, Mason s invariant, named after Samuel Jefferson Mason, is a measure of the quality of transistors. When trying to solve a seemingly difficult problem, Sam said to concentrate on the easier ones first; the rest, including the… … Wikipedia
Adiabatic invariant — An adiabatic invariant is a property of a physical system which stays constant when changes are made slowly.In thermodynamics, an adiabatic process is a change that occurs without heat flow and slowly compared to the time to reach equilibrium. In … Wikipedia
