- virtually invertible
- мат.виртуально необратимый
English-Russian scientific dictionary. 2008.
English-Russian scientific dictionary. 2008.
Geometrization conjecture — Thurston s geometrization conjecture states that compact 3 manifolds can be decomposed canonically into submanifolds that have geometric structures. The geometrization conjecture is an analogue for 3 manifolds of the uniformization theorem for… … Wikipedia
cryptology — cryptologist, n. cryptologic /krip tl oj ik/, cryptological, adj. /krip tol euh jee/, n. 1. cryptography. 2. the science and study of cryptanalysis and cryptography. [1635 45; < NL cryptologia. See CRYPTO , LOGY] * * * Introduction … Universalium
Category (mathematics) — In mathematics, a category is an algebraic structure that comprises objects that are linked by arrows . A category has two basic properties: the ability to compose the arrows associatively and the existence of an identity arrow for each object. A … Wikipedia
fugue — fuguelike, adj. /fyoohg/, n. 1. Music. a polyphonic composition based upon one, two, or more themes, which are enunciated by several voices or parts in turn, subjected to contrapuntal treatment, and gradually built up into a complex form having… … Universalium
Pointer machine — In theoretical computer science a pointer machine is an atomistic abstract computational machine model akin to the Random access machine.Depending on the type, a pointer machine may be called a linking automaton, a KU machine, an SMM, an… … Wikipedia
Group ring — This page discusses the algebraic group ring of a discrete group; for the case of a topological group see group algebra, and for a general group see Group Hopf algebra. In algebra, a group ring is a free module and at the same time a ring,… … Wikipedia
Anton Reicha — Anton ( Antonín , Antoine ) Reicha ( Rejcha ) (February 26, 1770 ndash; May 28, 1836) was a Czech born naturalized French composer. A contemporary and lifelong friend of Beethoven, Reicha is now best remembered for his substantial early… … Wikipedia