- one-dimensional group
- одномерная группа
English-russian dictionary of physics. 2013.
one-dimensional group
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One-parameter group — In mathematics, a one parameter group or one parameter subgroup usually means a continuous group homomorphism φ : R → G from the real line R (as an additive group) to some other topological group G. That means that it is not in fact a group … Wikipedia
One-dimensional symmetry group — A one dimensional symmetry group is a mathematical group that describes symmetries in one dimension (1D). A pattern in 1D can be represented as a function f(x) for, say, the color at position x. The 1D isometries map x to x + a and to a − x.… … Wikipedia
one-dimensional coding — The data compression technique, used in Group III fax machines, that treats each horizontal scan line individually, without reference to the previous scan line … IT glossary of terms, acronyms and abbreviations
Group theory — is a mathematical discipline, the part of abstract algebra that studies the algebraic structures known as groups. The development of group theory sprang from three main sources: number theory, theory of algebraic equations, and geometry. The… … Wikipedia
Group cohesiveness — In general terms, a group is said to be in a state of cohesion when its members possess bonds linking them to one another and to the group as a whole. According to Festinger, Schachter, and Back (1950), group cohesion was believed to develop from … Wikipedia
Dimensional modeling — (DM) is the name of a set of techniques and concepts used in data warehouse design. It is considered to be different from entity relationship modeling (ER). Dimensional Modeling does not necessarily involve a relational database. The same… … Wikipedia
Group C — was a category of auto racing, introduced into sports car racing by the FIA in 1982, along with Group A for touring cars and Group B for GTs. It was designed to replace both Group 5 Special Production Cars (closed top touring prototypes like… … Wikipedia
Group decision making — (also known as collaborative decision making) is a situation faced when individuals are brought together in a group to solve problems. According to the idea of synergy, decisions made collectively tend to be more effective than decisions made by… … Wikipedia
Group 6 (racing) — Group 6 was the official designation applied by the FIA to two motor racing classifications, the Prototype Sports Car category from 1966 to 1971 and the Two Seater Racing Cars class from 1976 to 1982.Group 6 Prototype Sports Cars (1966 to… … Wikipedia
Lorentz group — Group theory Group theory … Wikipedia
Dimensional analysis — In physics and all science, dimensional analysis is a tool to find or check relations among physical quantities by using their dimensions. The dimension of a physical quantity is the combination of the basic physical dimensions (usually mass,… … Wikipedia
