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Branched covering information


In mathematics, a branched covering is a map that is almost a covering map, except on a small set.

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Branched covering

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a branched covering is a map that is almost a covering map, except on a small set. In topology, a map is a branched covering if it is a covering map...

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Covering space

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surfaces.: 10  Covering spaces are an important tool in several areas of mathematics. In modern geometry, covering spaces (or branched coverings, which have...

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Branched surface

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is the weight of the identified halfplane. Branched covering Branched manifold Li, Tao. "Laminar Branched Surfaces in 3-manifolds." Geometry and Topology...

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Noether normalization lemma

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: that is, any affine variety is a branched covering of affine space. When k is infinite, such a branched covering map can be constructed by taking a...

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Sarasavi Bookshop

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Lanka. Currently Sarasavi Bookshop is the largest bookstore chain in Sri Lanka[citation needed] with branches covering major cities in the island. v t e...

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Head covering for Christian women

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Christian head covering, also known as Christian veiling, is the traditional practice of women covering their head in a variety of Christian denominations...

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Hyperelliptic curve

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defined by an equation with degree n = 2g + 2. Suppose f : X → P1 is a branched covering with ramification degree 2, where X is a curve with genus g and P1...

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Small stellated dodecahedron

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dodecahedron could be seen as a branched covering of the Riemann sphere by a Riemann surface of genus 4, with branch points at the center of each pentagram...

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Vertex cover

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program (ILP). This ILP belongs to the more general class of ILPs for covering problems. The integrality gap of this ILP is 2 {\displaystyle 2} , so its...

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Foliation

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a covering map between manifolds, and F is a foliation on N, then it pulls back to a foliation on M. More generally, if the map is merely a branched covering...

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Superelliptic curve

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Thue equation. More generally, a superelliptic curve is a cyclic branched covering C → P 1 {\displaystyle C\to \mathbb {P} ^{1}} of the projective line...

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Postal Savings Bank of China

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and low income customers. As of 31 December 2017, PSBC has 39,798 branches covering all regions of China. IPSBC was ranked #27 in Forbes Global 2000 in...

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Suppressive fire

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exposed friendly troops advancing on the battlefield, it is commonly called covering fire. Suppression is usually only effective for the duration of the fire...

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Denis Auroux

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Mathematicians in Stockholm. Auroux, Denis (2000). "Symplectic 4-manifolds as branched coverings of C P {\displaystyle \mathbb {CP} } 2". Inventiones Mathematicae...

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Norwegian Society of Engineers and Technologists

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in Norway with approximately 90 000 members. NITO has 21 regional branches covering the country and over 2,000 local clubs and shop stewards. Most of...

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Orbifold

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with smoother changes effected by movement between nearby points. Branched covering Euler characteristic of an orbifold Geometric quotient Kawasaki's...

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Meninges

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meningeal branches of the ascending pharyngeal artery, accessory meningeal artery, branch of anterior ethmoidal artery, meningeal branches of vertebral...

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Oxford Diocesan Guild of Church Bell Ringers

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split into 15 branches; Banbury Branch Bicester Branch Central Bucks Branch, covering Aylesbury and Winslow area Chiltern Branch, covering Wendover area...

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Translation surface

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squares is a branched covering with branch points the singularities (the cone angle at a singularity is proportional to the degree of branching). Suppose...

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Covering of the Senne

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The covering of the Senne (French: Voûtement de la Senne; Dutch: Overwelving van de Zenne) was the covering and later diverting of the main river of Brussels...

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Bank of Communications

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network of over 2,800 branches covering over 80 major cities. Apart from Hong Kong, the Bank has also established overseas branches in New York, Tokyo,...

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Footballfish

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or may not possess denticles or accessory appendages, the latter either branched or unbranched. The pterygiophore of the illicium does not protrude from...

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Fig leaf

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Vatican. The fig leaf was applied under the more "chaste" Popes; most such coverings were removed later. The Fall of the Titans by Cornelis Cornelisz. van...

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