group structure


group structure
групповая структура (про шифр говорят, что он имеет групповую структуру, если результат зашифрования открытого текста сначала на одном ключе, а затем повторного шифрования полученного шифртекста на втором эквивалентен шифрованию того же самого открытого текста на каком-то третьем ключе).

English-Russian cryptological dictionary . 2014.

Смотреть что такое "group structure" в других словарях:

  • group structure — grupės struktūra statusas T sritis Kūno kultūra ir sportas apibrėžtis Vidinė grupės sandara. Ją lemia 3 veiksniai: grupės tipas, statusų hierarchija grupėje ir komunikacinė grupės struktūra. Pirmiausia grupėje pasiskirstoma funkcijomis, t. y.… …   Sporto terminų žodynas

  • 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 (mathematics) — This article covers basic notions. For advanced topics, see Group theory. The possible manipulations of this Rubik s Cube form a group. In mathematics, a group is an algebraic structure consisting of a set together with an operation that combines …   Wikipedia

  • Group homomorphism — In mathematics, given two groups ( G , *) and ( H , ·), a group homomorphism from ( G , *) to ( H , ·) is a function h : G → H such that for all u and v in G it holds that: h(u*v) = h(u) h(v) where the group operation on the left hand side of the …   Wikipedia

  • Group isomorphism — In abstract algebra, a group isomorphism is a function between two groups that sets up a one to one correspondence between the elements of the groups in a way that respects the given group operations. If there exists an isomorphism between two… …   Wikipedia

  • Group object — In category theory, a branch of mathematics, group objects are certain generalizations of groups which are built on more complicated structures than sets. A typical example of a group object is a topological group, a group whose underlying set is …   Wikipedia

  • Group I catalytic intron — Group I catalytic introns are large self splicing ribozymes. They catalyze their own excision from mRNA, tRNA and rRNA precursors in a wide range of organisms. The core secondary structure consists of nine paired regions (P1 P9). These fold to… …   Wikipedia

  • Group II intron — is a class of intron found in rRNA, tRNA, mRNA of organelles in fungi, plants, protists, and mRNA in bacteria. Self splicing occurs in vitro (for a few of the introns studied to date), but protein machinery is probably required in vivo. In… …   Wikipedia

  • Structure specific recognition protein 1 — Structure specific recognition protein 1, also known as SSRP1, is a human protein.cite web | title = Entrez Gene: SSRP1 structure specific recognition protein 1| url = http://www.ncbi.nlm.nih.gov/sites/entrez?Db=gene Cmd=ShowDetailView… …   Wikipedia

  • Structure of the Imperial Japanese forces in the South Pacific Mandate — Structure of the Japanese Forces in South Pacific MandateJapanese garrisons on the by passed Pacific Islands 1944 ndash;1945, included South Pacific Mandate Force and nearest islands in period.South Pacific Mandate DetachmentCommander in chief of …   Wikipedia

  • Structure de l'ARN — Structure 3D d un ARN régulateur (riboswitch)[1] La structure de l ARN décrit l arrangement des paires de bases et de la conformation de l ARN en trois dimensions. L ARN étant trouvé le plus souvent sous forme de simple …   Wikipédia en Français

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