unramified algebra

unramified algebra
мат. неразветвленная алгебра

Большой англо-русский и русско-английский словарь. 2001.

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  • Quaternion algebra — In mathematics, a quaternion algebra over a field, F , is a particular kind of central simple algebra, A , over F , namely such an algebra that has dimension 4, and therefore becomes the 2 times;2 matrix algebra over some field extension of F ,… …   Wikipedia

  • Glossary of scheme theory — This is a glossary of scheme theory. For an introduction to the theory of schemes in algebraic geometry, see affine scheme, projective space, sheaf and scheme. The concern here is to list the fundamental technical definitions and properties of… …   Wikipedia

  • Frobenius endomorphism — In commutative algebra and field theory, which are branches of mathematics, the Frobenius endomorphism (after Ferdinand Georg Frobenius) is a special endomorphism of rings with prime characteristic p , a class importantly including fields. The… …   Wikipedia

  • Algebraic number field — In mathematics, an algebraic number field (or simply number field) F is a finite (and hence algebraic) field extension of the field of rational numbers Q. Thus F is a field that contains Q and has finite dimension when considered as a vector… …   Wikipedia

  • Séminaire Nicolas Bourbaki (1950–1959) — Continuation of the Séminaire Nicolas Bourbaki programme, for the 1950s. 1950/51 series *33 Armand Borel, Sous groupes compacts maximaux des groupes de Lie, d après Cartan, Iwasawa et Mostow (maximal compact subgroups) *34 Henri Cartan, Espaces… …   Wikipedia

  • Serge Lang — El profesor Lang da una conferencia ante el Club de Matemáticas en la Universidad Estatal de Louisiana (en Baton Rouge) el 8 de marzo de 2004. Fotografía de Bogdan Oporowski. Serge Lang (19 de mayo de 1927 – 12 de septiembre del 2005) fue un… …   Wikipedia Español

  • Serge Lang — Infobox Scientist name = Serge Lang box width = 26em image width = 250px caption = Serge Lang (1927 2005) birth date = birth date|1927|5|19 birth place = Paris, France death date = death date and age|2005|9|12|1927|5|19 death place = Berkeley,… …   Wikipedia

  • Étale morphism — In algebraic geometry, a field of mathematics, an étale morphism (pronunciation IPA|) is an algebraic analogue of the notion of a local isomorphism in the complex analytic topology. They satisfy the hypotheses of the implicit function theorem,… …   Wikipedia

  • Charles Leedham-Green — Born Peebles, Scotland …   Wikipedia

  • Serge Lang — (* 19. Mai 1927 in Saint Germain en Laye bei Paris; † 12. September 2005 in Berkeley, USA) war ein Mathematiker französischer Herkunft, der den größten Teil seines Lebens in den USA lebte. Bekannt wurde er vor allem durch seine Arbeiten zur… …   Deutsch Wikipedia

  • Background and genesis of topos theory — This page gives some very general background to the mathematical idea of topos. This is an aspect of category theory, and has a reputation for being abstruse. The level of abstraction involved cannot be reduced beyond a certain point; but on the… …   Wikipedia


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