Mathematics

Authors and titles for June 2007

[301] arXiv:0706.1217 [pdf, other]

Title: Constant Weight Codes: A Geometric Approach Based on Dissections

Chao Tian, Vinay A. Vaishampayan, N. J. A. Sloane

Comments: 9 pages, 6 figures

Journal-ref: IEEE Trans. Inform. Theory 55 (2009), 1051-1060

Subjects: Combinatorics (math.CO)

[302] arXiv:0706.1218 [pdf, other]

Title: A general convergence result for the Ricci flow in higher dimensions

S. Brendle

Comments: Final version, to appear in Duke Math Journal

Subjects: Differential Geometry (math.DG); Analysis of PDEs (math.AP)

[303] arXiv:0706.1226 [pdf, other]

Title: On the cost-subdifferentials of cost-convex functions

Young-Heon Kim, Robert J. McCann

Comments: 16 pages

Subjects: Analysis of PDEs (math.AP)

[304] arXiv:0706.1234 [pdf, other]

Title: Convergence of iterated Aluthge transform sequence for diagonalizable matrices II: $\lambda$-Aluthge transform

Jorge Antezana, Enrique Pujals, Demetrio Stojanoff

Comments: 24 pages

Subjects: Functional Analysis (math.FA)

[305] arXiv:0706.1249 [pdf, other]

Title: On The Universality Of Central Loops

Temitope Gbolahan Jaiyeola

Comments: 11 pages, submitted for publication

Journal-ref: Acta Universitatis Apulensis Mathematics-Informatics, Vol. 19(2009), 113-124.

Subjects: General Mathematics (math.GM)

[306] arXiv:0706.1263 [pdf, other]

Title: Remark on the rank of elliptic curves

Igor Nikolaev

Comments: 13 pages, 2 figures; to appear Osaka J. Mathematics 46 (2009), No.2; this http URL

Journal-ref: Osaka J. Math. 46 (2009), 515--527

Subjects: Number Theory (math.NT); Operator Algebras (math.OA)

[307] arXiv:0706.1276 [pdf, other]

Title: Loop coproducts in string topology and triviality of higher genus TQFT operations

Hirotaka Tamanoi

Comments: Version 3: 15 pages, reorganizartion of the paper, part (2) added to Theorem B, references added, improvement on exposition

Subjects: Algebraic Topology (math.AT)

[308] arXiv:0706.1277 [pdf, other]

Title: A Homotopy Theoretic Proof of the BV Identity in Loop Homology

Hirotaka Tamanoi

Comments: 13 pages

Subjects: Algebraic Topology (math.AT)

[309] arXiv:0706.1286 [pdf, other]

Title: Framed bicategories and monoidal fibrations

Michael A. Shulman

Comments: 80 pages. Main definition simplified. Final version, to appear in TAC

Journal-ref: Theory Appl. Categ. 20 (2008), No. 18, 650--738

Subjects: Category Theory (math.CT)

[310] arXiv:0706.1291 [pdf, other]

Title: Self-adjointness of Dirac operators via Hardy-Dirac inequalities

Maria J. Esteban (CEREMADE), Michael Loss

Comments: PACS 03.65.P, 03.30

Journal-ref: Journal of Mathematical Physics 48, 11 (2007) 112107

Subjects: Analysis of PDEs (math.AP); Mathematical Physics (math-ph)

[311] arXiv:0706.1301 [pdf, other]

Title: Limits of PGL(3)-translates of plane curves, I

Paolo Aluffi, Carel Faber

Comments: 28 pages. Minor revision. Final version

Journal-ref: J. Pure Appl. Algebra 214 (2010), no. 5, 526-547

Subjects: Algebraic Geometry (math.AG)

[312] arXiv:0706.1303 [pdf, other]

Title: On reconstruction formulas and algorithms for the thermoacoustic tomography

M. Agranovsky, P. Kuchment, L. Kunyansky

Journal-ref: Ch. 8 in L. H. Wang (Editor) "Photoacoustic imaging and spectroscopy," CRC Press 2009, pp. 89-101.

Subjects: Analysis of PDEs (math.AP); Numerical Analysis (math.NA)

[313] arXiv:0706.1304 [pdf, other]

Title: Limits of PGL(3)-translates of plane curves, II

Paolo Aluffi, Carel Faber

Comments: 22 pages. Minor revision. Final version

Journal-ref: J. Pure Appl. Algebra 214 (2010), no. 5, 548-564

Subjects: Algebraic Geometry (math.AG)

[314] arXiv:0706.1311 [pdf, other]

Title: Compactified moduli of projective bundles

Max Lieblich

Comments: 28 pages. Major reogranization and clarification. Hypothesis removed; results as stated now apply to arbitrary stable bundles, with no constraint on the rank

Journal-ref: Algebra Number Theory 3 (2009), no. 6, 653-695

Subjects: Algebraic Geometry (math.AG); Representation Theory (math.RT)

[315] arXiv:0706.1312 [pdf, other]

Title: Entrelacement d'alg\`ebres de Lie [Wreath products for Lie algebras]

Barben-Jean Coffi-Nketsia, Labib Haddad

Comments: A moderately detailed english summary of the paper can be found on pages 9 to 15, in "Produit d'entrelacement et action triangulaire d'algèbres de Lie", arXiv:math.RT/0704.3840v1

Subjects: Representation Theory (math.RT)

[316] arXiv:0706.1313 [pdf, other]

Title: Non-unique ergodicity, observers' topology and the dual algebraic lamination for $\R$-trees

Thierry Coulbois (LATP), Arnaud Hilion (LATP), Martin Lustig (LATP)

Comments: to appear in the Illinois Journal of Math

Journal-ref: Illinois Journal of Mathematics 51 (2007) 897-911

Subjects: Group Theory (math.GR)

[317] arXiv:0706.1315 [pdf, other]

Title: The Dirac system on the Anti-de Sitter Universe

Alain Bachelot

Comments: 33 pages

Journal-ref: Commun.Math.Phys.283:127-167,2008

Subjects: Mathematical Physics (math-ph); Analysis of PDEs (math.AP)

[318] arXiv:0706.1326 [pdf, other]

Title: The oscillation stability problem for the Urysohn sphere: A combinatorial approach

Jordi Lopez Abad (ELM), Lionel Nguyen Van Thé (ELM)

Comments: 19 pages

Subjects: Metric Geometry (math.MG); Combinatorics (math.CO)

[319] arXiv:0706.1327 [pdf, other]

Title: Hopf Algebras of Heap Ordered Trees and Permutations

R. L. Grossman, R. G. Larson

Comments: 10 pages LaTeX, minor revision

Subjects: Rings and Algebras (math.RA)

[320] arXiv:0706.1331 [pdf, other]

Title: On a Smale Theorem and Nonhomogeneous Equilibria in Cooperative Systems

German A. Enciso

Comments: 12 pages

Subjects: Dynamical Systems (math.DS); Analysis of PDEs (math.AP)

[321] arXiv:0706.1333 [pdf, other]

Title: An explicit construction of the Quillen homotopical category of dg Lie algebras

Boris Shoikhet

Comments: LaTeX, 17 pages

Subjects: K-Theory and Homology (math.KT); Quantum Algebra (math.QA)

[322] arXiv:0706.1337 [pdf, other]

Title: A note on Poisson homogeneous spaces

Jiang-Hua Lu

Subjects: Differential Geometry (math.DG); Symplectic Geometry (math.SG)

[323] arXiv:0706.1339 [pdf, other]

Title: Verification theorem and construction of $\epsilon$-optimal controls for control of abstract evolution equations

G. Fabbri, F. Gozzi, A. Swiech

Comments: 28 pages

Subjects: Optimization and Control (math.OC)

[324] arXiv:0706.1363 [pdf, other]

Title: The rational homotopy type of a blow-up in the stable case

Pascal Lambrechts, Don Stanley

Journal-ref: Geom. Topol. 12 (2008) 1921-1993

Subjects: Algebraic Topology (math.AT); Symplectic Geometry (math.SG)

[325] arXiv:0706.1366 [pdf, other]

Title: On Zermelo'-like problems: a Gauss-Bonnet inequality and a E. Hopf theorem

Ulysse Serres

Comments: 27 pages, 1 figure

Subjects: Optimization and Control (math.OC); Differential Geometry (math.DG)

[326] arXiv:0706.1379 [pdf, other]

Title: On the generalization of the Costas property in the continuum

Konstantinos Drakakis, Scott Rickard

Subjects: Combinatorics (math.CO)

[327] arXiv:0706.1381 [pdf, other]

Title: A geometric invariant theory construction of moduli spaces of stable maps

Elizabeth Baldwin (Oxford), David Swinarski (Columbia)

Comments: 75 pages LaTeX; the GIT construction of moduli spaces of stable n-pointed curves is now given over the integers

Journal-ref: International Mathematics Research Papers (2008) Vol. 2008 : article ID rpn004, 104 pages

Subjects: Algebraic Geometry (math.AG)

[328] arXiv:0706.1383 [pdf, other]

Title: Fixed point theorem for discontinuous mappings on PN spaces

Mohd Rafi

Comments: 7 pages

Subjects: Functional Analysis (math.FA)

[329] arXiv:0706.1385 [pdf, other]

Title: On (g, \phi)-contraction in fuzzy metric spaces

Ioan Golet, Mohd Rafi

Comments: 9 pages

Subjects: Functional Analysis (math.FA)

[330] arXiv:0706.1388 [pdf, other]

Title: Wall-Crossing Morphisms in Khovanov-Rozansky Homology

Nadya Shirokova, Ben Webster

Comments: 11 pages, no figures

Subjects: Geometric Topology (math.GT); Quantum Algebra (math.QA)

[331] arXiv:0706.1393 [pdf, other]

Title: A universal property of the monoidal 2-category of cospans of finite linear orders and surjections

M. Menni, N. Sabadini, R. F. C. Walters

Subjects: Category Theory (math.CT)

[332] arXiv:0706.1396 [pdf, other]

Title: A universal enveloping for L-infinity algebras

Vladimir Baranovsky

Subjects: Representation Theory (math.RT); Rings and Algebras (math.RA)

[333] arXiv:0706.1398 [pdf, other]

Title: BGG correspondence for toric complete intersections

Vladimir Baranovsky

Subjects: Representation Theory (math.RT); Algebraic Geometry (math.AG)

[334] arXiv:0706.1399 [pdf, other]

Title: Duality and Stability Regions of Multi-rate Broadcast and Multiple Access Networks

Viveck R. Cadambe, Syed A. Jafar

Comments: 12 pages, 11 figures, submitted to IEEE Trans. Information Theory for review

Subjects: Information Theory (cs.IT)

[335] arXiv:0706.1404 [pdf, other]

Title: Rate of Convergence of Space Time Approximations for stochastic evolution equations

Istvan Gyöngy, Annie Millet (CES, Samos, Pma)

Comments: 33 pages

Journal-ref: Potential Analysis 30, 1 (2009) 29-64

Subjects: Probability (math.PR)

[336] arXiv:0706.1405 [pdf, other]

Title: The absolute order on the symmetric group, constructible partially ordered sets and Cohen-Macaulay complexes

Christos A. Athanasiadis, Myrto Kallipoliti

Comments: Final version (only minor changes), 10 pages, one figure

Subjects: Combinatorics (math.CO)

[337] arXiv:0706.1406 [pdf, other]

Title: Jordan structures and non-associative geometry

Wolfgang Bertram (IECN)

Comments: 20 pages

Subjects: Rings and Algebras (math.RA)

[338] arXiv:0706.1407 [pdf, other]

Title: Absolute continuity of the measures of the Dunkl intetwining operator and its dualand applications

Trimeche Khalifa

Subjects: Functional Analysis (math.FA); Classical Analysis and ODEs (math.CA)

[339] arXiv:0706.1410 [pdf, other]

Title: Evolutionary Mesh Numbering: Preliminary Results

Francis Sourd (CMAP), Marc Schoenauer (CMAP)

Journal-ref: Dans Adaptive Computing in Design and Manufacture, ACDM'98 (1998) 137-150

Subjects: Numerical Analysis (math.NA); Neural and Evolutionary Computing (cs.NE); Optimization and Control (math.OC)

[340] arXiv:0706.1418 [pdf, other]

Title: Generalized Banach contraction in probabilistic metric/normed spaces

Bernardo Lafuerza-Guillen, Mohd Rafi

Comments: 13 pages

Subjects: Functional Analysis (math.FA)

[341] arXiv:0706.1419 [pdf, other]

Title: Regularization by free additive convolution, square and rectangular cases

Serban Belinschi, Florent Benaych-Georges (PMA), Alice Guionnet (UMPA-ENSL)

Comments: 43 pages, to appear in Complex Analysis and Operator Theory

Subjects: Probability (math.PR)

[342] arXiv:0706.1422 [pdf, other]

Title: Inverse Conductivity Problem for a Parabolic Equation using a Carlemen Estimate with one Observation

Patricia Gaitan (LATP)

Subjects: Analysis of PDEs (math.AP)

[343] arXiv:0706.1438 [pdf, other]

Title: 3-quasi-Sasakian manifolds

Beniamino Cappelletti Montano, Antonio De Nicola, Giulia Dileo

Comments: 17 pages, minor modifications, references updated

Journal-ref: Ann. Glob. Anal. Geom. 33 (2008), 397-409.

Subjects: Differential Geometry (math.DG)

[344] arXiv:0706.1444 [pdf, other]

Title: Representations of tame quivers and affine canonical bases

Zongzhu Lin, Jie Xiao, Guanglian Zhang

Comments: 44 pages

Subjects: Quantum Algebra (math.QA)

[345] arXiv:0706.1448 [pdf, other]

Title: Rational points on certain hyperelliptic curves over finite fields

Maciej Ulas

Comments: Revised version will appear in Bull. Polish Acad. Sci. Math

Subjects: Number Theory (math.NT)

[346] arXiv:0706.1466 [pdf, other]

Title: The absolute Galois group acts faithfully on the connected components of the moduli space of surfaces of general type

Ingrid Bauer, Fabrizio Catanese (Universitaet Bayreuth), Fritz Grunewald (Universitaet Duesseldorf)

Comments: 13 pages and 2 figures

Subjects: Algebraic Geometry (math.AG); Number Theory (math.NT)

[347] arXiv:0706.1471 [pdf, other]

Title: Singular unitarity in "quantization commutes with reduction"

Hui Li

Comments: 28 pages

Subjects: Symplectic Geometry (math.SG)

[348] arXiv:0706.1472 [pdf, other]

Title: On Lesieur's Measured Quantum Groupoids

Michel Enock

Subjects: Operator Algebras (math.OA)

[349] arXiv:0706.1475 [pdf, other]

Title: Jacobi-Nijenhuis algebroids and their modular classes

Raquel Caseiro, Joana M. Nunes da Costa

Subjects: Differential Geometry (math.DG); Symplectic Geometry (math.SG)

[350] arXiv:0706.1480 [pdf, other]

Title: Some necessary and sufficient conditions for parastrophic invariance of the associative law in quasigroups

Temitope Gbolahan Jaiyeola

Comments: 11 pages

Journal-ref: Fasciculi Mathematici, Vol. 40 (2008), 25-35

Subjects: General Mathematics (math.GM)