Oka sheaf

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• Sheaf (mathematics) — This article is about sheaves on topological spaces. For sheaves on a site see Grothendieck topology and Topos. In mathematics, a sheaf is a tool for systematically tracking locally defined data attached to the open sets of a topological space.… …   Wikipedia

• Oka coherence theorem — In mathematics, the Oka coherence theorem, proved by Kiyoshi Oka (1950), states that the sheaf of holomorphic functions over a complex manifold is coherent. References Hörmander, Lars (1990), An introduction to complex analysis in several… …   Wikipedia

• Coherent sheaf — In mathematics, especially in algebraic geometry and the theory of complex manifolds, coherent sheaves are a specific class of sheaves having particularly manageable properties closely linked to the geometrical properties of the underlying space …   Wikipedia

• Ideal sheaf — In algebraic geometry and other areas of mathematics, an ideal sheaf (or sheaf of ideals) is the global analogue of an ideal in a ring. The ideal sheaves on a geometric object are closely connected to its subspaces. Definition Let X be a… …   Wikipedia

• Kiyoshi Oka — (April 19, 1901 ndash; March 1, 1978) was a Japanese mathematician, who did fundamental work in the theory of several complex variables. He was born in Osaka. He went to Kyoto Imperial University in 1919, turning to mathematics in 1923 and… …   Wikipedia

• Several complex variables — The theory of functions of several complex variables is the branch of mathematics dealing with functions : f ( z1, z2, ..., zn ) on the space C n of n tuples of complex numbers. As in complex analysis, which is the case n = 1 but of a distinct… …   Wikipedia

• Teoría de haces — En matemática, un haz F sobre un espacio topológico dado, X, proporciona, para cada conjunto abierto U de X, un conjunto F(U), de estructura más rica. A su vez dichas estructuras: F(U), son compatibles con la operación de restricción desde un… …   Wikipedia Español

• Ganesha — Vinayaka redirects here. For other uses, see Vinayaka (disambiguation). Ganapati redirects here. For Hindu Vedic Deity and God of planet Jupiter, see Brihaspati. For other uses, see Ganesha (disambiguation). Ganesha …   Wikipedia

• Basque rural sports — Basque rural sports, known as Herri Kirolak in Basque, is the term used for a number of sports competitions rooted in the traditional lifestyles of the Basque people. They are called deporte rural vasco or simply deportes vascos in Spanish and… …   Wikipedia

• (s)teu-1 —     (s)teu 1     English meaning: to push, hit     Deutsche Übersetzung: ‘stoßen, schlagen” under likewise     Note: with conservative extensions     Material: A. (s)teu k : Gk. τύκος “hammer, chisel; Streitaxt”, τυκίζω “bearbeite Steine”, τυκάνη …   Proto-Indo-European etymological dictionary