Betti number

Results: 71



#Item
41Algebraic geometry / Commutative algebra / Field extension / Algebraic variety / Algebraically closed field / Zariski topology / Betti number / Puiseux series / Algebraic closure / Abstract algebra / Algebra / Field theory

REFINED BOUNDS ON THE NUMBER OF CONNECTED COMPONENTS OF SIGN CONDITIONS ON A VARIETY SAL BARONE AND SAUGATA BASU Abstract. Let R be a real closed field, P, Q ⊂ R[X1 , . . . , Xk ] finite subsets of polynomials, with th

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Source URL: www.math.purdue.edu

Language: English - Date: 2011-11-06 10:09:22
42Algebraic geometry / Betti number / Polynomial / Semialgebraic set / Ordinal number / Probability theory / Transcendental number / Probability space / Mathematics / Abstract algebra / Real algebraic geometry

COMPUTING THE BETTI NUMBERS OF SEMI-ALGEBRAIC SETS DEFINED BY PARTLY QUADRATIC SYSTEMS OF POLYNOMIALS SAUGATA BASU, DMITRII V. PASECHNIK, AND MARIE-FRANC ¸ OISE ROY

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Source URL: www.math.purdue.edu

Language: English - Date: 2010-06-16 13:36:26
43Real algebraic geometry / Equations / Algebraic geometry / Semialgebraic set / Algebraic variety / Betti number / Sheaf / Algebraic topology / Topology / Abstract algebra / Mathematics / Algebra

Contemporary Mathematics Algorithmic Semi-algebraic Geometry and Topology – Recent Progress and Open Problems Saugata Basu Abstract. We give a survey of algorithms for computing topological invariants of semi-algebrai

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Source URL: www.math.purdue.edu

Language: English - Date: 2010-06-16 13:31:06
44Field theory / Algebraic geometry / Polynomial / Field extension / Field / Computational complexity theory / Betti number / Finite field / Number / Abstract algebra / Mathematics / Algebra

POLYNOMIAL HIERARCHY, BETTI NUMBERS AND A REAL ANALOGUE OF TODA’S THEOREM SAUGATA BASU AND THIERRY ZELL 1. Brief Description Toda proved in 1989 that the (discrete) polynomial time hierarchy, PH, is contained in the cl

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Source URL: www.math.purdue.edu

Language: English - Date: 2010-06-16 13:35:58
45Group theory / Algebraic topology / Mathematical structures / Algebraic geometry / Betti number / Spectral sequence / Singular homology / Field / Structure / Algebra / Abstract algebra / Mathematics

Computing the First Few Betti Numbers of Semi-algebraic Sets in Single Exponential Time Saugata Basu 1

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Source URL: www.math.purdue.edu

Language: English - Date: 2010-06-16 13:31:07
46Algebraic topology / Topological graph theory / Algebraic geometry / Euler characteristic / Betti number / Algebraic variety / Field extension / Simplicial complex / Bernoulli number / Abstract algebra / Mathematics / Topology

´ COMPUTING THE EULER-POINCARE CHARACTERISTICS OF SIGN CONDITIONS Saugata Basu, Richard Pollack, and Marie-Franc

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Source URL: www.math.purdue.edu

Language: English - Date: 2010-06-16 13:35:52
47Field theory / Algebraic topology / Betti number / Topological graph theory / Polynomial / Algebraic variety / Field extension / Field / Puiseux series / Abstract algebra / Mathematics / Algebra

J. Eur. Math. Soc. 12, 529–553 c European Mathematical Society 2010 DOI[removed]JEMS/208

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Source URL: www.math.purdue.edu

Language: English - Date: 2010-06-16 13:36:22
48Algebraic topology / Spectral sequence / Filtration / Homological algebra / Homology / CW complex / Linear map / Sheaf / Betti number / Abstract algebra / Topology / Mathematics

spectral-vs-persistent9.pdf

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Source URL: www.math.purdue.edu

Language: English - Date: 2013-10-06 09:48:49
49Abstract algebra / Manifold / Directed algebraic topology / Simplicial set / CW complex / Homotopy / Simplicial homology / Topological space / Betti number / Topology / Mathematics / Algebraic topology

Algebraic Topological Methods in Computer Science, II Department of Mathematics, University of Western Ontario

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Source URL: www.math.uwo.ca

Language: English - Date: 2004-07-12 10:31:31
50Mathematics / Topological graph theory / Cohomology / Homological algebra / Homology theory / Betti number / Covering space / Abstract algebra / Topology / Algebraic topology

Hypertrees and the 2 Betti numbers of the pure symmetric automorphism group

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Source URL: www.math.ucsb.edu

Language: English - Date: 2004-03-29 12:03:24
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