Algebraic K-theory

Results: 356



#Item
201Homotopy theory / Fiber bundles / Group actions / Category theory / Algebraic topology / Simplicial set / Classifying space / Functor / Universal bundle / Abstract algebra / Topology / Algebra

The Bar Construction Let k be a commutative ring and let A be a k-algebra. Let X be a right module over A and let Y be a left module over A. Then we can construct a simplicial k-module {Bn (X, A, Y )}∞ n=0 whose ⊗n n

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Source URL: math.stanford.edu

Language: English - Date: 2011-12-11 17:09:27
202Galois theory / Homological algebra / Algebraic number theory / Cohomology theories / Finite field / P-adic Hodge theory / Crystalline cohomology / P-adic number / Lattice / Abstract algebra / Algebra / Field theory

FINITENESS OF K3 SURFACES AND THE TATE CONJECTURE arXiv:1107.1221v3 [math.AG] 2 Dec 2011 MAX LIEBLICH, DAVESH MAULIK, AND ANDREW SNOWDEN A BSTRACT. Given a finite field k of characteristic p ≥ 5, we show that the Tate

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Source URL: arxiv.org

Language: English - Date: 2014-01-26 18:45:57
203Field theory / Galois theory / Quadratic field / Algebraic number field / Class field theory / Ideal class group / Kummer theory / Galois group / Artin reciprocity law / Abstract algebra / Algebra / Algebraic number theory

ON THE 2-CLASS FIELD TOWER OF A QUADRATIC NUMBER FIELD HELMUT KOCH 1. Introduction Let k = k (0,2) be a quadratic number field with discriminant ∆. For n ≥

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Source URL: www.fen.bilkent.edu.tr

Language: English - Date: 2004-02-22 07:56:02
204Pion / Algebraic geometry / Field theory / Valuation

Citation: K.A. Olive et al. (Particle Data Group), Chin. Phys. C38, [removed]URL: http://pdg.lbl.gov) I G (J P ) = 1− (0− ) π±

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Source URL: pdg.lbl.gov

Language: English - Date: 2014-08-21 15:56:30
205Modular arithmetic / Algebraic number theory / Quadratic residue / Quartic reciprocity / Reciprocity law / Quadratic reciprocity / Legendre symbol / Prime number / Reciprocity / Abstract algebra / Number theory / Mathematics

RATIONAL QUARTIC RECIPROCITY FRANZ LEMMERMEYER Abstract. We provide a simple proof of the general rational quartic reciprocity law due to Williams, Hardy and Friesen. In 1985, K. S. Williams, K. Hardy and C. Friesen [11

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Source URL: www.fen.bilkent.edu.tr

Language: English - Date: 2003-09-11 11:03:07
206Quadratic field / Hilbert class field / Algebraic number field / Ideal class group / Splitting of prime ideals in Galois extensions / Discriminant / Reciprocity law / Quaternion algebra / Field extension / Abstract algebra / Algebra / Algebraic number theory

CONSTRUCTION OF HILBERT 2-CLASS FIELDS FRANZ LEMMERMEYER Abstract. Let F be a number field with odd class number, and suppose that k/F is a quadratic extension. We will deal with the problem of constructing parts of the

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Source URL: www.fen.bilkent.edu.tr

Language: English - Date: 2003-09-11 11:03:18
207Frobenius group / Field extension / Normal extension / Algebraic number theory / Class field theory / Galois theory / Discriminant of an algebraic number field / Abstract algebra / Field theory / Algebra

CLASS GROUPS OF DIHEDRAL EXTENSIONS FRANZ LEMMERMEYER Abstract. Let L/F be a dihedral extension of degree 2p, where p is an odd prime. Let K/F and k/F be subextensions of L/F with degrees p and 2, respectively. Then we w

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Source URL: www.fen.bilkent.edu.tr

Language: English - Date: 2003-09-11 11:03:23
208K-theory / Differential topology / Algebraic topology / Geometric topology / Surgery theory / Differentiable manifold / Atiyah–Singer index theorem / Baum–Connes conjecture / Degree of a continuous mapping / Topology / Mathematics / Abstract algebra

COARSE TOPOLOGY, ENLARGEABILITY, AND ESSENTIALNESS B. HANKE, D. KOTSCHICK, J. ROE, AND T. SCHICK A BSTRACT. Using methods from coarse topology we show that fundamental classes of closed enlargeable manifolds map non-triv

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Source URL: www.math.uni-augsburg.de

Language: English - Date: 2013-12-05 22:03:01
209Algebraic topology / Fiber bundles / Differential topology / Differential geometry / Connection / Vector bundle / Connection form / Holonomy / Tangent space / Topology / Mathematical analysis / Mathematics

ENLARGEABILITY AND INDEX THEORY B. Hanke and T. Schick Abstract Let M be a closed enlargeable spin manifold. We show nontriviality of the universal index obstruction in the K-theory of the maximal C ∗ -algebra of the f

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Source URL: www.math.uni-augsburg.de

Language: English - Date: 2013-12-05 22:03:01
210Homotopy theory / Homology theory / Homological algebra / Binary operations / Cohomology / Rational homotopy theory / Cup product / Chain complex / Model category / Abstract algebra / Topology / Algebraic topology

THE STABLE FREE RANK OF SYMMETRY OF PRODUCTS OF SPHERES BERNHARD HANKE A BSTRACT. A well known conjecture in the theory of transformation groups states that if p is a prime and (Z/p)r acts freely on a product of k sphere

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Source URL: www.math.uni-augsburg.de

Language: English - Date: 2013-12-05 22:03:02
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