Mathematics

Authors and titles for April 2007

[501] arXiv:0704.2264 [pdf, other]

Title: Graphs with chromatic roots in the interval (1,2)

Gordon F. Royle

Comments: 8 pages

Subjects: Combinatorics (math.CO)

[502] arXiv:0704.2268 [pdf, other]

Title: Essential spectra of difference operators on $\sZ^n$-periodic graphs

V. S. Rabinovich, S. Roch

Subjects: Mathematical Physics (math-ph); Functional Analysis (math.FA)

[503] arXiv:0704.2274 [pdf, other]

Title: Inverse Scattering for Gratings and Wave Guides

Gregory Eskin (UCLA)James Ralston (UCLA)Masahiro Yamamoto (University of Tokyo)

Comments: 12 pages

Journal-ref: Inverse Problems 24 (2008), no. 2, 025008, 12pp

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

[504] arXiv:0704.2275 [pdf, other]

Title: Gersten's conjecture

Satoshi Mochizuki

Subjects: K-Theory and Homology (math.KT)

[505] arXiv:0704.2278 [pdf, other]

Title: Inference on Eigenvalues of Wishart Distribution Using Asymptotics with respect to the Dispersion of Population Eigenvalues

Yo Sheena, Akimichi Takemura

Journal-ref: Sankhya, Vol. 69, No.4, 717-733. (2007)

Subjects: Statistics Theory (math.ST)

[506] arXiv:0704.2289 [pdf, other]

Title: Brownian excursion area, Wright's constants in graph enumeration, and other Brownian areas

Svante Janson

Comments: Published at this http URL in the Probability Surveys (this http URL) by the Institute of Mathematical Statistics (this http URL)

Journal-ref: Probability Surveys 2007, Vol. 4, 80-145

Subjects: Probability (math.PR)

[507] arXiv:0704.2304 [pdf, other]

Title: Factorization of the Non-Stationary Schrodinger Operator

P. Cerejeiras, N. Vieira

Comments: Accepted for publication in Advances in Applied Clifford Algebras

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

[508] arXiv:0704.2326 [pdf, other]

Title: On a systematic approach to defects in classical integrable field theories

V. Caudrelier

Comments: 27 pages, no figures. Final version accepted for publication. References added and section 5 amended

Journal-ref: IJGMMP vol.5, No. 7 (2008), 1085-1108

Subjects: Mathematical Physics (math-ph); High Energy Physics - Theory (hep-th); Exactly Solvable and Integrable Systems (nlin.SI)

[509] arXiv:0704.2327 [pdf, other]

Title: Symmetries in the system of type $A_5^{(2)}$

Yusuke Sasano

Comments: 4 pages, 1 figure

Subjects: Algebraic Geometry (math.AG)

[510] arXiv:0704.2328 [pdf, other]

Title: Cutting surfaces and applications to periodic points and chaotic-like dynamics

Marina Pireddu, Fabio Zanolin

Comments: 37 pages, 4 figures

Subjects: Dynamical Systems (math.DS)

[511] arXiv:0704.2331 [pdf, other]

Title: Symmetries in the system of type $D_4^{(1)}$

Yusuke Sasano

Comments: 4 pages, 1 figure

Subjects: Algebraic Geometry (math.AG)

[512] arXiv:0704.2337 [pdf, other]

Title: Existence of graphs with sub exponential transitions probability decay and applications

Clement Rau (LATP)

Comments: 46 pages

Subjects: Probability (math.PR)

[513] arXiv:0704.2351 [pdf, other]

Title: Parallel computation of the rank of large sparse matrices from algebraic K-theory

Jean-Guillaume Dumas (LMC - IMAG), Philippe Elbaz-Vincent (I3M), Pascal Giorgi (LP2A), Anna Urbanska (LMC - IMAG)

Subjects: K-Theory and Homology (math.KT); Distributed, Parallel, and Cluster Computing (cs.DC); Symbolic Computation (cs.SC); Number Theory (math.NT)

[514] arXiv:0704.2353 [pdf, other]

Title: Scaling Laws of Cognitive Networks

Mai Vu, Natasha Devroye, Masoud Sharif, Vahid Tarokh

Comments: significantly revised and extended, 30 pages, 13 figures, submitted to IEEE Journal of Special Topics in Signal Processing

Subjects: Information Theory (cs.IT)

[515] arXiv:0704.2357 [pdf, other]

Title: A new class of rank one transformations with singular spectrum

El Houcein El Abdalaoui (LMRS)

Comments: 16 pages et 27 références

Subjects: Dynamical Systems (math.DS)

[516] arXiv:0704.2359 [pdf, other]

Title: Navier-Stokes equations with periodic boundary conditions and pressure loss

Chérif Amrouche (LMA - Pau), Macaire Batchi (LMA - Pau, Latep), Jean Batina (LATEP)

Comments: 10 pages

Subjects: Analysis of PDEs (math.AP)

[517] arXiv:0704.2360 [pdf, other]

Title: Reproductive strong solutions of Navier-Stokes equations with non homogeneous boundary conditions

Chérif Amrouche (LMA - Pau), Macaire Batchi (LMA - Pau, Latep), Jean Batina (LATEP)

Comments: 18 pages

Subjects: Analysis of PDEs (math.AP)

[518] arXiv:0704.2361 [pdf, other]

Title: Solutions fortes de l'\'equation de l'\'energie

Chérif Amrouche (LMA - Pau), Macaire Batchi (LMA - Pau, Latep), Jean Batina (LATEP)

Comments: 9 pages

Subjects: Analysis of PDEs (math.AP)

[519] arXiv:0704.2362 [pdf, other]

Title: On Brownian flights

Athanasios Batakis (MAPMO), Pierre Levitz (PMC), Michel Zinsmeister (PMC, MAPMO)

Journal-ref: Pure & Applied Mathematics Quarterly (2011) Vol. 7, 1, pg 85-105

Subjects: Classical Analysis and ODEs (math.CA)

[520] arXiv:0704.2363 [pdf, other]

Title: Energy solutions for polymer aqueous solutions in two dimension

Chérif Amrouche (LMA - PAU), El-Hacene E.H Ouazar

Comments: 20 pages

Subjects: Analysis of PDEs (math.AP)

[521] arXiv:0704.2367 [pdf, other]

Title: Coupled Painlev\'e VI systems in dimension four with affine Weyl group symmetry of type $D_6^{(1)}$, II

Yusuke Sasano

Comments: 14 pages, 5 figures

Journal-ref: RIMS Kokyuroku Bessatsu B5 (2008), 137-152

Subjects: Algebraic Geometry (math.AG)

[522] arXiv:0704.2372 [pdf, other]

Title: Asymptotics of the fast diffusion equation via entropy estimates

Adrien Blanchet, Matteo Bonforte, Jean Dolbeault (CEREMADE), Gabriele Grillo, Juan-Luis Vázquez

Subjects: Analysis of PDEs (math.AP)

[523] arXiv:0704.2375 [pdf, other]

Title: Power control algorithms for CDMA networks based on large system analysis

Stefano Buzzi, H. Vincent Poor

Comments: To appear in the Proceedings of the 2007 IEEE International Symposium on Information Theory, Nice, France, June 24 - 29, 2007

Subjects: Information Theory (cs.IT)

[524] arXiv:0704.2376 [pdf, other]

Title: Catalan Traffic and Integrals on the Grassmannians of Lines

Taise Santiago Costa Oliveira

Comments: Excerpt from my Ph.D. Thesis; to appear on "Discrete Mathematics"

Journal-ref: Discrete Mathematics, Volume 308, number 1, pp 148-152, 2008

Subjects: Algebraic Geometry (math.AG)

[525] arXiv:0704.2377 [pdf, other]

Title: A note on Seshadri constants on general $K3$ surfaces

Andreas Leopold Knutsen

Comments: 3 pages

Subjects: Algebraic Geometry (math.AG)

[526] arXiv:0704.2378 [pdf, other]

Title: Extended centres of finitely generated prime algebras

Jason P. Bell, Agata Smoktunowicz

Comments: 17 pages

Subjects: Rings and Algebras (math.RA)

[527] arXiv:0704.2380 [pdf, other]

Title: Local well-posedness of Musiela's SPDE with L\'evy noise

Carlo Marinelli

Comments: Final version

Subjects: Probability (math.PR)

[528] arXiv:0704.2381 [pdf, other]

Title: The prime spectrum of algebras of quadratic growth

Jason P. Bell, Agata Smoktunowicz

Comments: 23 pages

Subjects: Rings and Algebras (math.RA)

[529] arXiv:0704.2383 [pdf, other]

Title: Power control and receiver design for energy efficiency in multipath CDMA channels with bandlimited waveforms

Stefano Buzzi, Valeria Massaro, H. Vincent Poor

Comments: appeared in the Proceedings of the 41st Annual Conference on Information Sciences and Systems, John Hopkins University, March 2007

Subjects: Information Theory (cs.IT)

[530] arXiv:0704.2384 [pdf, other]

Title: Fusion algebras with negative structure constants

Michael Cuntz

Comments: 24 pages

Subjects: Rings and Algebras (math.RA)

[531] arXiv:0704.2388 [pdf, other]

Title: L'indice de Maslov dans les $JB^*$-triples

Stephane Merigon (IECN)

Subjects: General Mathematics (math.GM)

[532] arXiv:0704.2391 [pdf, other]

Title: Ordinary differential systems in dimension three with affine Weyl group symmetry of types $D_4^{(1)},B_3^{(1)},G_2^{(1)},D_3^{(2)}$ and $A_2^{(2)}$

Yusuke Sasano

Comments: 14 pages, 1 figure

Subjects: Algebraic Geometry (math.AG)

[533] arXiv:0704.2393 [pdf, other]

Title: Symmetry in the Painlev\'e systems and their extensions to four-dimensional systems

Yusuke Sasano

Comments: 32 pages, 16 figures

Journal-ref: Funkcialaj Ekvacioj, 51 (2008) 351-369

Subjects: Algebraic Geometry (math.AG)

[534] arXiv:0704.2395 [pdf, other]

Title: Multivariate Wavelet Frames

M. Skopina

Comments: LaTex file, 28 pages

Subjects: Classical Analysis and ODEs (math.CA)

[535] arXiv:0704.2402 [pdf, other]

Title: Indices of the iterates of $R^3$-homeomorphisms at Lyapunov stable fixed points

Francisco R. Ruiz del Portal, José Manuel Salazar

Comments: 19 pages, 8 figures

Subjects: Dynamical Systems (math.DS); Geometric Topology (math.GT)

[536] arXiv:0704.2410 [pdf, other]

Title: The Invariant Ring of Triples of 3x3 Matrices over a Field of Arbitrary Characteristic

A.A. Lopatin

Comments: 13 pages

Journal-ref: Sibirsk. Mat. Zh 45(2004), N3, 624-633 (Russian). English translation: Siberian Mathematical Journal 45(2004), N3, 513-521

Subjects: Rings and Algebras (math.RA); Commutative Algebra (math.AC)

[537] arXiv:0704.2411 [pdf, other]

Title: Indecomposable invariants of quivers for dimension (2,...,2) and maximal paths

A.A. Lopatin

Comments: 17 pages; v2. The original paper has been split into two parts. It is the first part.

Journal-ref: Commun. Algebra, 38 (2010), N10, 3539-3555

Subjects: Rings and Algebras (math.RA); Combinatorics (math.CO)

[538] arXiv:0704.2428 [pdf, other]

Title: Hopf algebras of dimension pq, II

Siu-Hung Ng

Comments: 14pp, Latex

Journal-ref: Journal of Algebra, 319 (2008), no. 7, 2772--2788

Subjects: Quantum Algebra (math.QA); Rings and Algebras (math.RA)

[539] arXiv:0704.2438 [pdf, other]

Title: New $_5F_4$ hypergeometric transformations, three-variable Mahler measures, and formulas for $1/\pi$

Mathew D. Rogers

Comments: 14 Pages

Subjects: Number Theory (math.NT)

[540] arXiv:0704.2446 [pdf, other]

Title: Visible Points on Curves over Finite Fields

I. E. Shparlinski, J. F. Voloch

Subjects: Number Theory (math.NT)

[541] arXiv:0704.2450 [pdf, other]

Title: An Abstract Regularity Lemma

Bela Bollobas, Vladimir Nikiforov

Comments: This preliminary draft is uploaded to get some feedback. Criticisms and suggestions are welcome

Subjects: Combinatorics (math.CO)

[542] arXiv:0704.2452 [pdf, other]

Title: Optimum Linear LLR Calculation for Iterative Decoding on Fading Channels

Raman Yazdani, Masoud Ardakani

Comments: This paper will be presented in IEEE International Symposium on Information Theory (ISIT) 2007 in Nice, France

Subjects: Information Theory (cs.IT)

[543] arXiv:0704.2453 [pdf, other]

Title: On Carmichael's Conjecture

Florentin Smarandache

Comments: 4 pages

Journal-ref: Gamma, Year VIII, 13-14, 2/XXIV & 4-5, 3/XXV, 1986

Subjects: General Mathematics (math.GM)

[544] arXiv:0704.2458 [pdf, other]

Title: Existence and Stability for Fokker-Planck equations with log-concave reference measure

Luigi Ambrosio, Giuseppe Savare, Lorenzo Zambotti

Subjects: Probability (math.PR)

[545] arXiv:0704.2467 [pdf, other]

Title: Coupled Painlev\'e III systems with affine Weyl group symmetry of types $B_5^{(1)},D_5^{(1)}$ and $D_6^{(2)}$

Yusuke Sasano

Comments: 13 pages, 5 figures

Subjects: Algebraic Geometry (math.AG)

[546] arXiv:0704.2470 [pdf, other]

Title: Discontinuity of the Lempert function and the Kobayashi--Royden metric of the spectral ball

Nikolai Nikolov, Pascal J. Thomas, Wlodzimierz Zwonek

Comments: After submitting this paper to a journal in January the authors received a paper by G. Bharali (see arXiv:0704.1966), where some of the problems are similar to that in our paper

Journal-ref: Integr. Equ. Oper. Theory 61 (2008), 401-412

Subjects: Complex Variables (math.CV)

[547] arXiv:0704.2471 [pdf, other]

Title: Tropical spectral curves and integrable cellular automata

Rei Inoue, Tomoyuki Takenawa

Comments: 22 pages

Subjects: Mathematical Physics (math-ph); Algebraic Geometry (math.AG)

[548] arXiv:0704.2473 [pdf, other]

Title: Conservation laws. Generation of physical fields. Principles of field theories

L.I. Petrova

Comments: 14 pages

Subjects: Mathematical Physics (math-ph)

[549] arXiv:0704.2475 [pdf, other]

Title: Physical Layer Network Coding

Zhang Shengli, Soung-Chang Liew, Patrick P.K. Lam

Subjects: Information Theory (cs.IT)

[550] arXiv:0704.2476 [pdf, other]

Title: Coupled Painlev\'e III systems with affine Weyl group symmetry of types $B_4^{(1)}$, $D_4^{(1)}$ and $D_5^{(2)}$

Yusuke Sasano

Comments: 13 pages, 5 figures

Subjects: Algebraic Geometry (math.AG)