... Цель спецкурса - изложение теории кольца C(X) всех непрерывных функций на вполне регулярном топологическом пространстве X (например, для X=R, N или Q), а также его подкольца Cb(X), состоящего из всех непрерывных ограниченных функций. Будут...
... Cox rings and Combinatorics Generalizing a construction of D. Cox for toric varieties, one may associate to any variety X with finitely generated free divisor class group K := Cl(X ) a K -graded homogeneous coordinate ring, its "Cox ring" R(X ...
... exercise sheets: (1) Rings and ideals (2) Sp ectrum of a ring (3) Homomorphisms of rings (4) Ane algebraic varieties (5) Finite elds (6) Field extensions (7) Mo dules (8) Exact sequences (9) Lo calization (10) Mo dules - 2 (11) Finite ring extensions See ...
... Moscow): Hodge integrals and the tautological ring of the moduli space of curves ... The cohomology ring of the (compactified) moduli spaces of algebraic curves has ... small subring of the whole cohomology ring and its description is much simpler ...
... Monodromy zeta functions and Poincare series of filtrations on ring of functions.. ... defines a decreasing filtration on the ring of functions on the curve singularity ...
... The base rings are polynomial rings or localizations theoreof over a field (e.g. finite fields, the rationals, floats, algebraic extensions, transcendental extensions) or quotient rings modulo an ideal. ...
... spaces and their embeddings, Cox rings, T -varieties, combinatorial methods of ... Cox rings extend in a universal manner the concept of homogeneous coordinates from ...
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Ссылки http://www.mccme.ru/dfc/2011/Program2/arzhantsev-summary.pdf -- 14.9 Кб -- 17.10.2011 Похожие документы
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