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0704.0002
Ileana Streinu and Louis Theran
Sparsity-certifying Graph Decompositions
We describe a new algorithm, the $(k,\ell)$-pebble game with colors, and use it obtain a characterization of the family of $(k,\ell)$-sparse graphs and algorithmic solutions to a family of problems concerning tree decompositions of graphs. Special instances of sparse graphs appear in rigidity theory and have received...
What is the title of this paper? Sparsity-certifying Graph Decompositions Ileana Streinu1, Louis Theran2 1Department of Computer Science, Smith College, Northampton, MA. e-mail: streinu@cs.smith.edu 2Department of Computer Science, University of Massachusetts Amherst. e-mail: theran@cs.umass.edu Abstract. We describe ...
0704.0003
Hongjun Pan
The evolution of the Earth-Moon system based on the dark matter field fluid model
The evolution of Earth-Moon system is described by the dark matter field fluid model proposed in the Meeting of Division of Particle and Field 2004, American Physical Society. The current behavior of the Earth-Moon system agrees with this model very well and the general pattern of the evolution of the Moon-Earth syst...
What is the title of this paper? The evolution of the Ear th-Moon system based on the dark matter field fluid model Hongjun Pan Department of Chemistry University of North Texas, Denton, Texas 76203, U. S. A. Abstract The evolution of Earth-Moon system is described by the dark matter field fluid model wit...
0704.0004
David Callan
A determinant of Stirling cycle numbers counts unlabeled acyclic single-source automata
We show that a determinant of Stirling cycle numbers counts unlabeled acyclic single-source automata. The proof involves a bijection from these automata to certain marked lattice paths and a sign-reversing involution to evaluate the determinant.
What is the title of this paper? arXiv:0704.0004v1 [math.CO] 31 Mar 2007A Determinant of Stirling Cycle Numbers Counts Unlabeled Acyclic Single-Source Automata DAVID CALLAN Department of Statistics University of Wisconsin-Madison 1300 University Ave Madison, WI 53706-1532 callan@stat.wisc.edu March 30, 2007 Abstract ...
0704.0005
Wael Abu-Shammala and Alberto Torchinsky
From dyadic $\Lambda_{\alpha}$ to $\Lambda_{\alpha}$
In this paper we show how to compute the $\Lambda_{\alpha}$ norm, $\alpha\ge 0$, using the dyadic grid. This result is a consequence of the description of the Hardy spaces $H^p(R^N)$ in terms of dyadic and special atoms.
What is the title of this paper? arXiv:0704.0005v1 [math.CA] 2 Apr 2007FROM DYADIC ΛαTOΛα WAEL ABU-SHAMMALA AND ALBERTO TORCHINSKY Abstract. In this paper we show how to compute the Λ αnorm ,α≥0, using the dyadic grid. This result is a consequence of the des cription of the Hardy spaces Hp(RN) in terms of dyadic and ...
0704.0006
Y. H. Pong and C. K. Law
Bosonic characters of atomic Cooper pairs across resonance
We study the two-particle wave function of paired atoms in a Fermi gas with tunable interaction strengths controlled by Feshbach resonance. The Cooper pair wave function is examined for its bosonic characters, which is quantified by the correction of Bose enhancement factor associated with the creation and annihilati...
What is the title of this paper? arXiv:0704.0006v1 [cond-mat.mes-hall] 31 Mar 2007Bosonic characters of atomic Cooper pairs across resonance Y. H. Pong and C. K. Law Department of Physics and Institute of Theoretical Physics , The Chinese university of Hong Kong, Shatin, Hong Kong SAR, C hina (Dated: November 4, 2018...
0704.0007
Alejandro Corichi, Tatjana Vukasinac and Jose A. Zapata
Polymer Quantum Mechanics and its Continuum Limit
A rather non-standard quantum representation of the canonical commutation relations of quantum mechanics systems, known as the polymer representation has gained some attention in recent years, due to its possible relation with Planck scale physics. In particular, this approach has been followed in a symmetric sector ...
What is the title of this paper? arXiv:0704.0007v2 [gr-qc] 22 Aug 2007Polymer Quantum Mechanics and its Continuum Limit Alejandro Corichi,1,2, 3,∗Tatjana Vukaˇ sinac,4,†and Jos´ e A. Zapata1,‡ 1Instituto de Matem´ aticas, Unidad Morelia, Universidad Na cional Aut´ onoma de M´ exico, UNAM-Campus Morelia, A. Postal 61-...
0704.0008
Damian C. Swift
Numerical solution of shock and ramp compression for general material properties
A general formulation was developed to represent material models for applications in dynamic loading. Numerical methods were devised to calculate response to shock and ramp compression, and ramp decompression, generalizing previous solutions for scalar equations of state. The numerical methods were found to be flexib...
What is the title of this paper? arXiv:0704.0008v3 [cond-mat.mtrl-sci] 1 Jul 2008Numerical solution of shock and ramp compression for general material properties Damian C. Swift∗ Materials Science and Technology Division, Lawrence Livermore National Laboratory, 7000, East Avenue, Livermore, CA 94550, U.S.A. (Dated: M...
0704.0009
Paul Harvey, Bruno Merin, Tracy L. Huard, Luisa M. Rebull, Nicholas Chapman, Neal J. Evans II, Philip C. Myers
The Spitzer c2d Survey of Large, Nearby, Insterstellar Clouds. IX. The Serpens YSO Population As Observed With IRAC and MIPS
We discuss the results from the combined IRAC and MIPS c2d Spitzer Legacy observations of the Serpens star-forming region. In particular we present a set of criteria for isolating bona fide young stellar objects, YSO's, from the extensive background contamination by extra-galactic objects. We then discuss the propert...
What is the title of this paper? arXiv:0704.0009v1 [astro-ph] 2 Apr 2007The Spitzer c2d Survey of Large, Nearby, Insterstellar Clou ds. IX. The Serpens YSO Population As Observed With IRAC and MIPS Paul Harvey1, Bruno Mer´ ın2, Tracy L. Huard3, Luisa M. Rebull4, Nicholas Chapman5, Neal J. Evans II1, Philip C. Myers3 ...
0704.0010
Sergei Ovchinnikov
Partial cubes: structures, characterizations, and constructions
Partial cubes are isometric subgraphs of hypercubes. Structures on a graph defined by means of semicubes, and Djokovi\'{c}'s and Winkler's relations play an important role in the theory of partial cubes. These structures are employed in the paper to characterize bipartite graphs and partial cubes of arbitrary dimensi...
What is the title of this paper? arXiv:0704.0010v1 [math.CO] 31 Mar 2007Partial cubes: structures, characterizations, and constructions Sergei Ovchinnikov Mathematics Department San Francisco State University San Francisco, CA 94132 sergei@sfsu.edu May 8, 2006 Abstract Partial cubes are isometric subgraphs of hypercu...
0704.0011
Clifton Cunningham and Lassina Dembele
Computing genus 2 Hilbert-Siegel modular forms over $\Q(\sqrt{5})$ via the Jacquet-Langlands correspondence
In this paper we present an algorithm for computing Hecke eigensystems of Hilbert-Siegel cusp forms over real quadratic fields of narrow class number one. We give some illustrative examples using the quadratic field $\Q(\sqrt{5})$. In those examples, we identify Hilbert-Siegel eigenforms that are possible lifts from ...
What is the title of this paper? arXiv:0704.0011v3 [math.NT] 20 Aug 2008COMPUTING GENUS 2HILBERT-SIEGEL MODULAR FORMS OVER Q(√ 5)VIA THE JACQUET-LANGLANDS CORRESPONDENCE CLIFTON CUNNINGHAM AND LASSINA DEMB ´EL´E Abstract. In this paper we present an algorithm for computing Hecke eigensystems of Hilbert-Siegel cusp fo...
0704.0012
Dohoon Choi
Distribution of integral Fourier Coefficients of a Modular Form of Half Integral Weight Modulo Primes
Recently, Bruinier and Ono classified cusp forms $f(z) := \sum_{n=0}^{\infty} a_f(n)q ^n \in S_{\lambda+1/2}(\Gamma_0(N),\chi)\cap \mathbb{Z}[[q]]$ that does not satisfy a certain distribution property for modulo odd primes $p$. In this paper, using Rankin-Cohen Bracket, we extend this result to modular forms of half...
What is the title of this paper? arXiv:0704.0012v1 [math.NT] 31 Mar 2007DISTRIBUTION OF INTEGRAL FOURIER COEFFICIENTS OF A MODULAR FORM OF HALF INTEGRAL WEIGHT MODULO PRIMES D. CHOI Abstract. Recently, Bruinier and Ono classified cusp forms f(z) :=/summationtext∞ n=0af(n)qn∈ Sλ+1 2(Γ0(N),χ)∩Z[[q]] that does not satisf...
0704.0013
Dohoon Choi and YoungJu Choie
$p$-adic Limit of Weakly Holomorphic Modular Forms of Half Integral Weight
Serre obtained the p-adic limit of the integral Fourier coefficient of modular forms on $SL_2(\mathbb{Z})$ for $p=2,3,5,7$. In this paper, we extend the result of Serre to weakly holomorphic modular forms of half integral weight on $\Gamma_{0}(4N)$ for $N=1,2,4$. A proof is based on linear relations among Fourier coe...
What is the title of this paper? arXiv:0704.0013v2 [math.NT] 26 May 2008p-ADIC LIMIT OF THE FOURIER COEFFICIENTS OF WEAKLY HOLOMORPHIC MODULAR FORMS OF HALF INTEGRAL WEIGHT D. CHOI AND Y. CHOIE Abstract. Serreobtained the p-adiclimit ofthe integralFouriercoefficientsof modular forms on SL2(Z) forp= 2,3,5,7. In this pap...
0704.0014
Koichi Fujii
Iterated integral and the loop product
In this article we discuss a relation between the string topology and differential forms based on the theory of Chen's iterated integrals and the cyclic bar complex.
What is the title of this paper? arXiv:0704.0014v1 [math.CA] 1 Apr 2007Iterated integrals and the loop product Koichi Fujii 1 Introduction The purpose of this paper is to describe string topology from the vie wpoint of Chen’s iterated integrals. Let Mbe a compact closed oriented d-manifold and LMbe the free loop spac...
0704.0015
Christian Stahn
Fermionic superstring loop amplitudes in the pure spinor formalism
The pure spinor formulation of the ten-dimensional superstring leads to manifestly supersymmetric loop amplitudes, expressed as integrals in pure spinor superspace. This paper explores different methods to evaluate these integrals and then uses them to calculate the kinematic factors of the one-loop and two-loop mass...
What is the title of this paper? arXiv:0704.0015v2 [hep-th] 10 Mar 2008Preprint typeset in JHEP style - HYPER VERSION Fermionic superstring loop amplitudes in the pure spinor formalism Christian Stahn Department of Physics, University of North Carolina Chapel Hill, NC 27599–3255, USA E-mail:stahn@physics.unc.edu Abst...
0704.0016
Chao-Hsi Chang, Tong Li, Xue-Qian Li and Yu-Ming Wang
Lifetime of doubly charmed baryons
In this work, we evaluate the lifetimes of the doubly charmed baryons $\Xi_{cc}^{+}$, $\Xi_{cc}^{++}$ and $\Omega_{cc}^{+}$. We carefully calculate the non-spectator contributions at the quark level where the Cabibbo-suppressed diagrams are also included. The hadronic matrix elements are evaluated in the simple non-r...
What is the title of this paper? arXiv:0704.0016v1 [hep-ph] 31 Mar 2007Lifetime of doubly charmed baryons Chao-Hsi Chang1,2∗, Tong Li3†, Xue-Qian Li3‡and Yu-Ming Wang4§ 1CCAST (World Laboratory), P.O.Box 8730, Beijing 100080, P. R. China 2Institute of Theoretical Physics, Chinese Academy of Scien ces, P.O.Box 2735, B...
0704.0017
Nceba Mhlahlo, David H. Buckley, Vikram S. Dhillon, Steven B. Potter, Brian Warner and Patric A. Woudt
Spectroscopic Observations of the Intermediate Polar EX Hydrae in Quiescence
Results from spectroscopic observations of the Intermediate Polar (IP) EX Hya in quiescence during 1991 and 2001 are presented. Spin-modulated radial velocities consistent with an outer disc origin were detected for the first time in an IP. The spin pulsation was modulated with velocities near ~500-600 km/s. These ve...
What is the title of this paper? arXiv:0704.0017v1 [astro-ph] 31 Mar 2007Mon. Not.R. Astron. Soc. 000, 000–000 (0000) Printed 30 October 2018 (MN L ATEX style filev2.2) SpectroscopicObservationsoftheIntermediatePolarEXHy draein Quiescence N. Mhlahlo1,2⋆, D.A.H. Buckley2,V.S. Dhillon3, S.B. Potter2, B.Warner1and P.A. W...
0704.0018
Andreas Gustavsson
In quest of a generalized Callias index theorem
We give a prescription for how to compute the Callias index, using as regulator an exponential function. We find agreement with old results in all odd dimensions. We show that the problem of computing the dimension of the moduli space of self-dual strings can be formulated as an index problem in even-dimensional (loo...
What is the title of this paper? arXiv:0704.0018v2 [hep-th] 21 Apr 2007In quest of a generalized Callias index theorem Andreas Gustavsson1 F¨ orstamajgatan 24, S-415 10 G¨ oteborg, Sweden Abstract We give a prescription for how to compute the Callias index, u sing as regulator an exponential function. We find agreemen...
0704.0019
Norio Konno
Approximation for extinction probability of the contact process based on the Gr\"obner basis
In this note we give a new method for getting a series of approximations for the extinction probability of the one-dimensional contact process by using the Gr\"obner basis.
What is the title of this paper? arXiv:0704.0019v2 [math.PR] 23 Jun 2007Approximation for extinction probability of the contact process based on the Gr¨ obner basis Norio Konno Department of Applied Mathematics Yokohama National University Abstract . In this note we give a new method for getting a series of appro xi-...
0704.0020
The BABAR Collaboration, B. Aubert, et al
Measurement of the Hadronic Form Factor in D0 --> K- e+ nue Decays
The shape of the hadronic form factor f+(q2) in the decay D0 --> K- e+ nue has been measured in a model independent analysis and compared with theoretical calculations. We use 75 fb(-1) of data recorded by the BABAR detector at the PEPII electron-positron collider. The corresponding decay branching fraction, relative...
What is the title of this paper? arXiv:0704.0020v1 [hep-ex] 31 Mar 2007BABAR-PUB-07/015 SLAC-PUB-12417 Measurement of the Hadronic Form Factor in D0→K−e+νeDecays. B. Aubert, M. Bona, D. Boutigny, Y. Karyotakis, J. P. Lees, V. Po ireau, X. Prudent, V. Tisserand, and A. Zghiche Laboratoire de Physique des Particules, I...
0704.0021
Vanessa Casagrande, Yuichi Togashi, Alexander S. Mikhailov
Molecular Synchronization Waves in Arrays of Allosterically Regulated Enzymes
Spatiotemporal pattern formation in a product-activated enzymic reaction at high enzyme concentrations is investigated. Stochastic simulations show that catalytic turnover cycles of individual enzymes can become coherent and that complex wave patterns of molecular synchronization can develop. The analysis based on th...
What is the title of this paper? arXiv:0704.0021v2 [nlin.PS] 24 Jul 2007Molecular Synchronization Waves in Arrays of Allosterical ly Regulated Enzymes Vanessa Casagrande,1Yuichi Togashi,2,∗and Alexander S. Mikhailov2,† 1Hahn-Meitner-Institut, Glienicker Straße 100, 14109 Berl in, Germany 2Fritz-Haber-Institut der Max...
0704.0022
Simon J.A. Malham and Anke Wiese
Stochastic Lie group integrators
We present Lie group integrators for nonlinear stochastic differential equations with non-commutative vector fields whose solution evolves on a smooth finite dimensional manifold. Given a Lie group action that generates transport along the manifold, we pull back the stochastic flow on the manifold to the Lie group vi...
What is the title of this paper? arXiv:0704.0022v2 [math.NA] 16 Oct 2007STOCHASTIC LIE GROUP INTEGRATORS SIMON J.A. MALHAM∗ANDANKE WIESE∗ Abstract. We present Lie group integrators for nonlinear stochastic d ifferential equations with non-commutative vector fields whose solution evolves on a sm ooth finite dimensional m...
0704.0023
M. A. Loukitcheva, S. K. Solanki and S. White
ALMA as the ideal probe of the solar chromosphere
The very nature of the solar chromosphere, its structuring and dynamics, remains far from being properly understood, in spite of intensive research. Here we point out the potential of chromospheric observations at millimeter wavelengths to resolve this long-standing problem. Computations carried out with a sophistica...
What is the title of this paper? arXiv:0704.0023v1 [astro-ph] 31 Mar 2007Astrophysics and Space Science manuscript No. (will be inserted by the editor) ALMA as the ideal probe of the solar chromosphere Maria A. Loukitcheva ·Sami K. Solanki ·Stephen White Received: date / Accepted: date Abstract The very nature of the...
0704.0024
A.A. Serga, M. Kostylev, and B. Hillebrands
Formation of quasi-solitons in transverse confined ferromagnetic film media
The formation of quasi-2D spin-wave waveforms in longitudinally magnetized stripes of ferrimagnetic film was observed by using time- and space-resolved Brillouin light scattering technique. In the linear regime it was found that the confinement decreases the amplitude of dynamic magnetization near the lateral stripe ...
What is the title of this paper? Formation of quasi-solitons in transverse con ned ferromagnetic lm media A.A. Serga1 Technische Universit at Kaiserslautern, Department of Physics and Forschungsschwerpunkt MINAS, D - 67663 Kaiserslautern, Germany M. Kostylev2 School of Physics, The University of Western Australia, 35...
0704.0025
A. S. Mishchenko (1 and 2) and N. Nagaosa (1 and 3) ((1) CREST, Japan Science and Technology Agency, (2) Russian Research Centre ``Kurchatov Institute'', (3) The University of Tokyo)
Spectroscopic Properties of Polarons in Strongly Correlated Systems by Exact Diagrammatic Monte Carlo Method
We present recent advances in understanding of the ground and excited states of the electron-phonon coupled systems obtained by novel methods of Diagrammatic Monte Carlo and Stochastic Optimization, which enable the approximation-free calculation of Matsubara Green function in imaginary times and perform unbiased ana...
What is the title of this paper? arXiv:0704.0025v1 [cond-mat.str-el] 2 Apr 2007Spectroscopic Properties of Polarons in Strongly Correlated Systems by Exact Diagrammatic Monte Carlo Method A. S. Mishchenko1,2and N. Nagaosa3 1CREST, Japan Science and Technology Agency (JST), AIST, 1-1 -1, Higashi, Tsukuba 305-8562, Jap...
0704.0026
Robert P. C. de Marrais
Placeholder Substructures II: Meta-Fractals, Made of Box-Kites, Fill Infinite-Dimensional Skies
Zero-divisors (ZDs) derived by Cayley-Dickson Process (CDP) from N-dimensional hypercomplex numbers (N a power of 2, at least 4) can represent singularities and, as N approaches infinite, fractals -- and thereby,scale-free networks. Any integer greater than 8 and not a power of 2 generates a meta-fractal or "Sky" whe...
What is the title of this paper? arXiv:0704.0026v3 [math.RA] 22 Nov 2007Placeholder Substructures II: Meta-Fractals, Made of Box-Kites, FillInfinite-Dimensional Skies RobertP. C.de Marrais∗ Thothic Technology Partners,P.O.Box 3083,Plymouth MA023 61 March 2, 2022 Abstract Zero-divisors (ZDs)derivedbyCayley-Dickson Proc...
0704.0027
M. O. Goerbig, J.-N. Fuchs, K. Kechedzhi, Vladimir I. Fal'ko
Filling-Factor-Dependent Magnetophonon Resonance in Graphene
We describe a peculiar fine structure acquired by the in-plane optical phonon at the Gamma-point in graphene when it is brought into resonance with one of the inter-Landau-level transitions in this material. The effect is most pronounced when this lattice mode (associated with the G-band in graphene Raman spectrum) i...
What is the title of this paper? arXiv:0704.0027v4 [cond-mat.mes-hall] 24 Sep 2009Filling-Factor-Dependent Magnetophonon Resonance in Gra phene M. O. Goerbig,1J.-N. Fuchs,1K. Kechedzhi,2and Vladimir I. Fal’ko2 1Laboratoire de Physique des Solides, Univ. Paris-Sud, CNRS UMR 8502, F-91405 Orsay, France and 2Department ...
0704.0028
P\'eter E. Frenkel
Pfaffians, hafnians and products of real linear functionals
We prove pfaffian and hafnian versions of Lieb's inequalities on determinants and permanents of positive semi-definite matrices. We use the hafnian inequality to improve the lower bound of R\'ev\'esz and Sarantopoulos on the norm of a product of linear functionals on a real Euclidean space (this subject is sometimes ...
What is the title of this paper? arXiv:0704.0028v2 [math.CA] 26 Feb 2008 /C8/CU/CPꜶ/CP/D2/D7/B8 /CW/CP/CU/D2/CX/CP/D2/D7 /CP/D2/CS /D4/D6/D3 /CS/D9 /D8/D7 /D3/CU /D6/CT/CP/D0 /D0/CX/D2/CT/CP/D6/CU/D9/D2 /D8/CX/D3/D2/CP/D0/D7/C8 /GH/D8/CT/D6 /BX/BA /BY /D6/CT/D2/CZ /CT/D0∗/BT/D0/CU/D6/GH/CS /CA/GH/D2 /DD/CX /C1/D2/D7/...
0704.0029
Zhan Shu, Xiao-Lin Chen and Wei-Zhen Deng
Understanding the Flavor Symmetry Breaking and Nucleon Flavor-Spin Structure within Chiral Quark Model
In $\XQM$, a quark can emit Goldstone bosons. The flavor symmetry breaking in the Goldstone boson emission process is used to intepret the nucleon flavor-spin structure. In this paper, we study the inner structure of constituent quarks implied in $\XQM$ caused by the Goldstone boson emission process in nucleon. From ...
What is the title of this paper? arXiv:0704.0029v2 [hep-ph] 26 Apr 2007Understanding the Flavor Symmetry Breaking and Nucleon Flavor-Spin Structure within Chiral Quark Model Zhan Shu, Xiao-Lin Chen, and Wei-Zhen Deng∗ Department of Physics, Peking University, Beijing 100871, China Abstract InχQM, a quark can emit Gol...
0704.0030
J.P.Hague and N.d'Ambrumenil
Tuning correlation effects with electron-phonon interactions
We investigate the effect of tuning the phonon energy on the correlation effects in models of electron-phonon interactions using DMFT. In the regime where itinerant electrons, instantaneous electron-phonon driven correlations and static distortions compete on similar energy scales, we find several interesting results...
What is the title of this paper? arXiv:0704.0030v1 [cond-mat.str-el] 31 Mar 2007Tuning correlation effects with electron-phonon interactions J.P.Hague and N.d’Ambrumenil Department of Physics, University of Warwick, CV4 7AL, U.K. We investigate the effect of tuning the phonon energy on the co rrelation ef- fects in mod...
0704.0031
V. M. Biryukov (Serpukhov, IHEP)
Crystal channeling of LHC forward protons with preserved distribution in phase space
We show that crystal can trap a broad (x, x', y, y', E) distribution of particles and channel it preserved with a high precision. This sampled-and-hold distribution can be steered by a bent crystal for analysis downstream. In simulations for the 7 TeV Large Hadron Collider, a crystal adapted to the accelerator lattic...
What is the title of this paper? Crystal channeling of LHC forward protons with preserved distribution in phase space V .M. Biryukov♦ Institute for High Energy Physics, Protvino, 142281, Russia Abstract We show that crystal can trap a broad ( x, x', y, y', E ) distribution of particles and channel it preserved with a h...
0704.0032
A. Esteban-Pretel, R. Tom\`as and J. W. F. Valle
Probing non-standard neutrino interactions with supernova neutrinos
We analyze the possibility of probing non-standard neutrino interactions (NSI, for short) through the detection of neutrinos produced in a future galactic supernova (SN).We consider the effect of NSI on the neutrino propagation through the SN envelope within a three-neutrino framework, paying special attention to the...
What is the title of this paper? arXiv:0704.0032v1 [hep-ph] 2 Apr 2007IFIC/07-03 Probing non-standard neutrino interactions with supernov a neutrinos A. Esteban-Pretel, R. Tom` as and J. W. F. Valle1 1AHEP Group, Institut de F´ ısica Corpuscular - C.S.I.C/Univ ersitat de Val` encia Edifici Instituts d’Investigaci´ o, ...
0704.0033
Maxim A. Yurkin, Valeri P. Maltsev, Alfons G. Hoekstra
Convergence of the discrete dipole approximation. I. Theoretical analysis
We performed a rigorous theoretical convergence analysis of the discrete dipole approximation (DDA). We prove that errors in any measured quantity are bounded by a sum of a linear and quadratic term in the size of a dipole d, when the latter is in the range of DDA applicability. Moreover, the linear term is significa...
What is the title of this paper? 1 Convergence of the Discrete Dipole Approximatio n. Part 1: Theoretical Analysis . Maxim A. Yurkin Faculty of Science, Section Computational Science, of the University of Amsterdam, Kruislaan 403, 1098 SJ, Amsterdam, The Netherlands and Institute of Chemical Kinetics and Comb...
0704.0034
Vasily Ogryzko
Origin of adaptive mutants: a quantum measurement?
This is a supplement to the paper arXiv:q-bio/0701050, containing the text of correspondence sent to Nature in 1990.
What is the title of this paper? Sent to Nature in 1990 Abstract This is a supplement to the paper arXiv:q-bio/0701050, containing the text of correspondence sent to Nature in 1990. Origin of adaptive mutants: a quantum measurement? Sir, - Several recent works described non -random induction of adap...
0704.0035
Maxim A. Yurkin, Valeri P. Maltsev, Alfons G. Hoekstra
Convergence of the discrete dipole approximation. II. An extrapolation technique to increase the accuracy
We propose an extrapolation technique that allows accuracy improvement of the discrete dipole approximation computations. The performance of this technique was studied empirically based on extensive simulations for 5 test cases using many different discretizations. The quality of the extrapolation improves with refin...
What is the title of this paper? 1Convergence of the discrete dipole approximation. II. An extrapolation technique to increase the accuracy. Maxim A. Yurkin Faculty of Science, Section Computational Sc ience, of the University of Amsterdam, Kruislaan 403, 1098 SJ, Amsterdam, The Netherlands and Institute of Che...
0704.0036
Liming Wang and Eduardo D. Sontag
A remark on the number of steady states in a multiple futile cycle
The multisite phosphorylation-dephosphorylation cycle is a motif repeatedly used in cell signaling. This motif itself can generate a variety of dynamic behaviors like bistability and ultrasensitivity without direct positive feedbacks. In this paper, we study the number of positive steady states of a general multisite...
What is the title of this paper? arXiv:0704.0036v2 [q-bio.QM] 20 Jul 2007A remark on the number of steady states in a multiple futile cy cle Liming Wang and Eduardo D. Sontag Department of Mathematics Rutgers University, New Brunswick, NJ, USA Abstract The multisite phosphorylation-dephosphorylation cycle is a motif ...
0704.0037
Maxim A. Yurkin, Valeri P. Maltsev, Alfons G. Hoekstra
The discrete dipole approximation for simulation of light scattering by particles much larger than the wavelength
In this manuscript we investigate the capabilities of the Discrete Dipole Approximation (DDA) to simulate scattering from particles that are much larger than the wavelength of the incident light, and describe an optimized publicly available DDA computer program that processes the large number of dipoles required for ...
What is the title of this paper? The discrete dipole approximation for simulation of light scattering by particles much larg er than the wavelength M.A. Yurkina,b∗, V.P. Maltsevb,c, and A.G. Hoekstraa∗ a Section Computational Science, Faculty of Sc ience, University of Amsterdam, Kruislaan 403, 1098 SJ, Amsterda...
0704.0038
Maxim A. Yurkin, Alfons G. Hoekstra
The discrete dipole approximation: an overview and recent developments
We present a review of the discrete dipole approximation (DDA), which is a general method to simulate light scattering by arbitrarily shaped particles. We put the method in historical context and discuss recent developments, taking the viewpoint of a general framework based on the integral equations for the electric ...
What is the title of this paper? The discrete dipole approximation : an overview and recent developments M.A. Yurkina,b and A.G. Hoekstraa a Section Computational Science , Faculty of Science , University of Amsterdam, Kruislaan 403, 1098 SJ, Amsterdam, T he Netherlands b Institut e of Chemical Kinetics an...
0704.0039
Jose A. Oller and Luis Roca
Scalar radius of the pion and zeros in the form factor
The quadratic pion scalar radius, \la r^2\ra^\pi_s, plays an important role for present precise determinations of \pi\pi scattering. Recently, Yndur\'ain, using an Omn\`es representation of the null isospin(I) non-strange pion scalar form factor, obtains \la r^2\ra^\pi_s=0.75\pm 0.07 fm^2. This value is larger than t...
What is the title of this paper? arXiv:0704.0039v2 [hep-ph] 25 Apr 2007Scalar radius of the pion and zeros in the form factor Jos´ e A. Oller and Luis Roca Departamento de F´ ısica. Universidad de Murcia. E-30071, Murcia. Spain. oller@um.es , luisroca@um.es Abstract The quadratic pion scalar radius, /angbracketleftr2...
0704.0040
Mihai Popa
Multilinear function series in conditionally free probability with amalgamation
As in the cases of freeness and monotonic independence, the notion of conditional freeness is meaningful when complex-valued states are replaced by positive conditional expectations. In this framework, the paper presents several positivity results, a version of the central limit theorem and an analogue of the conditi...
What is the title of this paper? arXiv:0704.0040v3 [math.OA] 5 Sep 2008MULTILINEAR FUNCTION SERIES IN CONDITIONALLY FREE PROBABILITY WITH AMALGAMATION MIHAI POPA Abstract. As in the cases of freeness and monotonic independence, the notion of conditional freeness is meaningful when complex- valued states are replaced ...
0704.0041
Debashish Goswami
Quantum Group of Isometries in Classical and Noncommutative Geometry
We formulate a quantum generalization of the notion of the group of Riemannian isometries for a compact Riemannian manifold, by introducing a natural notion of smooth and isometric action by a compact quantum group on a classical or noncommutative manifold described by spectral triples, and then proving the existence...
What is the title of this paper? arXiv:0704.0041v4 [math.QA] 26 Oct 2007Quantum Group of Isometries in Classical and Noncommutative Geometry by Debashish Goswami1 Stat-Math Unit, Kolkata Centre, Indian Statistical Institute 203, B. T. Road, Kolkata 700 108, India Abstract Weformulateaquantumgeneralizationofthenotiono...
0704.0042
Ignazio Licata
General System theory, Like-Quantum Semantics and Fuzzy Sets
It is outlined the possibility to extend the quantum formalism in relation to the requirements of the general systems theory. It can be done by using a quantum semantics arising from the deep logical structure of quantum theory. It is so possible taking into account the logical openness relationship between observer ...
What is the title of this paper? 1 General System theory, Like-Quantum Semantics and Fuzzy Sets Ignazio Licata Isem, Institute for Scientific Methodology, Pa, Italy Ignazio.licata@ejtp.info Abstract: It is outlined the possibility to extend the quantum formalism in relation to the requirements of the g...
0704.0043
R.A. Brownlee, A.N. Gorban, J. Levesley
Nonequilibrium entropy limiters in lattice Boltzmann methods
We construct a system of nonequilibrium entropy limiters for the lattice Boltzmann methods (LBM). These limiters erase spurious oscillations without blurring of shocks, and do not affect smooth solutions. In general, they do the same work for LBM as flux limiters do for finite differences, finite volumes and finite e...
What is the title of this paper? arXiv:0704.0043v1 [cond-mat.stat-mech] 31 Mar 2007Nonequilibrium entropy limiters in lattice Boltzmann methods1 R. A. Brownlee, A. N. Gorban∗, J. Levesley Department of Mathematics, University of Leicester, Leice ster LE1 7RH, UK Abstract We construct a system of nonequilibrium entrop...
0704.0044
A. A. Schekochihin (Oxford), S. C. Cowley (Culham), W. Dorland (Maryland), G. W. Hammett (Princeton), G. G. Howes (Iowa), E. Quataert (Berkeley), T. Tatsuno (Maryland)
Astrophysical gyrokinetics: kinetic and fluid turbulent cascades in magnetized weakly collisional plasmas
We present a theoretical framework for plasma turbulence in astrophysical plasmas (solar wind, interstellar medium, galaxy clusters, accretion disks). The key assumptions are that the turbulence is anisotropic with respect to the mean magnetic field and frequencies are low compared to the ion cyclotron frequency. The...
What is the title of this paper? arXiv:0704.0044v4 [astro-ph] 9 May 2009THEASTROPHYSICAL JOURNAL SUPPLEMENT SERIES,182:310 (2009)[e-print arXiv:0704.0044 ] Preprint typesetusingL ATEX styleemulateapjv. 08/22/09 ASTROPHYSICAL GYROKINETICS:KINETICAND FLUIDTURBULENT C ASCADES INMAGNETIZEDWEAKLY COLLISIONALPLASMAS A. A. ...
0704.0045
G.A. El, R.H.J. Grimshaw, A.M. Kamchatnov
Evolution of solitary waves and undular bores in shallow-water flows over a gradual slope with bottom friction
This paper considers the propagation of shallow-water solitary and nonlinear periodic waves over a gradual slope with bottom friction in the framework of a variable-coefficient Korteweg-de Vries equation. We use the Whitham averaging method, using a recent development of this theory for perturbed integrable equations...
What is the title of this paper? arXiv:0704.0045v1 [nlin.PS] 31 Mar 2007Evolution of solitary waves and undular bores in shallow-water flows over a gradual slope with bottom friction G.A. El1, R.H.J. Grimshaw2 Department of Mathematical Sciences, Loughborough Univer sity, Loughborough LE11 3TU, UK 1e-mail: G.El@lboro....
0704.0046
I. Csiszar, F. Hiai and D. Petz
A limit relation for entropy and channel capacity per unit cost
In a quantum mechanical model, Diosi, Feldmann and Kosloff arrived at a conjecture stating that the limit of the entropy of certain mixtures is the relative entropy as system size goes to infinity. The conjecture is proven in this paper for density matrices. The first proof is analytic and uses the quantum law of lar...
What is the title of this paper? arXiv:0704.0046v1 [quant-ph] 1 Apr 2007A limit relation for entropy and channel capacity per unit cost Imre Csisz´ ar1,4, Fumio Hiai2,5and D´ enes Petz3,4 4Alfr´ ed R´ enyi Institute of Mathematics, H-1364 Budapest, POB 127, Hungary 5Graduate School of Information Sciences, Tohoku Uni...
0704.0047
T. Kosel and I. Grabec
Intelligent location of simultaneously active acoustic emission sources: Part I
The intelligent acoustic emission locator is described in Part I, while Part II discusses blind source separation, time delay estimation and location of two simultaneously active continuous acoustic emission sources. The location of acoustic emission on complicated aircraft frame structures is a difficult problem o...
What is the title of this paper? arXiv:0704.0047v1 [cs.NE] 1 Apr 20071 Intelligent location of simultaneously active acoustic emission sources: Part I Tadej Kosel and Igor Grabec Faculty of Mechanical Engineering, University of Ljubljan a, Aˇ skerˇ ceva 6, POB 394, SI-1001 Ljubljana, Slovenia e-mail: tadej.kosel@gues...
0704.0048
Alexander Stroeer, John Veitch, Christian Roever, Ed Bloomer, James Clark, Nelson Christensen, Martin Hendry, Chris Messenger, Renate Meyer, Matthew Pitkin, Jennifer Toher, Richard Umstaetter, Alberto Vecchio and Graham Woan
Inference on white dwarf binary systems using the first round Mock LISA Data Challenges data sets
We report on the analysis of selected single source data sets from the first round of the Mock LISA Data Challenges (MLDC) for white dwarf binaries. We implemented an end-to-end pipeline consisting of a grid-based coherent pre-processing unit for signal detection, and an automatic Markov Chain Monte Carlo post-proces...
What is the title of this paper? arXiv:0704.0048v2 [gr-qc] 3 Apr 2007compiled: 25 October 2018 Inference on white dwarf binary systems using the first round Mock LISA Data Challenges data sets Alexander Stroeer1,2, John Veitch1, Christian R¨ over3, Ed Bloomer4, James Clark4, Nelson Christensen5, Martin Hendry4, Chris ...
0704.0049
Mikkel {\O}bro
An algorithm for the classification of smooth Fano polytopes
We present an algorithm that produces the classification list of smooth Fano d-polytopes for any given d. The input of the algorithm is a single number, namely the positive integer d. The algorithm has been used to classify smooth Fano d-polytopes for d<=7. There are 7622 isomorphism classes of smooth Fano 6-polytope...
What is the title of this paper? arXiv:0704.0049v1 [math.CO] 2 Apr 2007An algorithm for the classification of smooth Fano polytopes Mikkel Øbro October 24, 2018 Abstract We present an algorithm that produces the classification list of smooth Fano d-polytopes for any given d≥1. The input of the algo- rithm is a single n...
0704.0050
T. Kosel and I. Grabec
Intelligent location of simultaneously active acoustic emission sources: Part II
Part I describes an intelligent acoustic emission locator, while Part II discusses blind source separation, time delay estimation and location of two continuous acoustic emission sources. Acoustic emission (AE) analysis is used for characterization and location of developing defects in materials. AE sources often g...
What is the title of this paper? arXiv:0704.0050v1 [cs.NE] 1 Apr 20071 Intelligent location of two simultaneously active acoustic emission sources: Part II Tadej Kosel and Igor Grabec Faculty of Mechanical Engineering, University of Ljubljan a, Aˇ skerˇ ceva 6, POB 394, SI-1001 Ljubljana, Slovenia e-mail: tadej.kosel...
0704.0051
Scott M. Cohen
Visualizing Teleportation
A novel way of picturing the processing of quantum information is described, allowing a direct visualization of teleportation of quantum states and providing a simple and intuitive understanding of this fascinating phenomenon. The discussion is aimed at providing physicists a method of explaining teleportation to non...
What is the title of this paper? arXiv:0704.0051v2 [physics.ed-ph] 13 May 2008Visualizing Teleportation Scott M. Cohen∗ Department of Physics, Duquesne University, Pittsburgh, P ennsylvania 15282 and Department of Physics, Carnegie-Mellon University, Pitts burgh, Pennsylvania 15213 A novel way of picturing the proces...
0704.0052
Arthur Jaffe (1) and Gordon Ritter (1) ((1) Harvard University)
Quantum Field Theory on Curved Backgrounds. II. Spacetime Symmetries
We study space-time symmetries in scalar quantum field theory (including interacting theories) on static space-times. We first consider Euclidean quantum field theory on a static Riemannian manifold, and show that the isometry group is generated by one-parameter subgroups which have either self-adjoint or unitary qua...
What is the title of this paper? arXiv:0704.0052v1 [hep-th] 31 Mar 2007QUANTUM FIELD THEORY ON CURVED BACKGROUNDS. II. SPACETIME SYMMETRIES ARTHUR JAFFE AND GORDON RITTER Abstract. We study space-time symmetries in scalar quantum field theory (including interacting theories) on static space-t imes. We first consider Eu...
0704.0053
Nabil L. Youssef, S. H. Abed and A. Soleiman
A Global Approach to the Theory of Special Finsler Manifolds
The aim of the present paper is to provide a global presentation of the theory of special Finsler manifolds. We introduce and investigate globally (or intrinsically, free from local coordinates) many of the most important and most commonly used special Finsler manifolds: locally Minkowskian, Berwald, Landesberg, gene...
What is the title of this paper? arXiv:0704.0053v3 [math.DG] 6 Sep 2007A GLOBAL APPROACH TO THE THEORY OF SPECIAL FINSLER MANIFOLDS Nabil L. Youssef†, S. H. Abed†and A. Soleiman‡ †Department of Mathematics, Faculty of Science, Cairo University, Giza, Egypt. nyoussef@frcu.eun.eg, sabed@frcu.eun.eg and ‡Department of M...
0704.0054
Wael Abu-Shammala and Alberto Torchinsky
The Hardy-Lorentz Spaces $H^{p,q}(R^n)$
In this paper we consider the Hardy-Lorentz spaces $H^{p,q}(R^n)$, with $0<p\le 1$, $0<q\le \infty$. We discuss the atomic decomposition of the elements in these spaces, their interpolation properties, and the behavior of singular integrals and other operators acting on them.
What is the title of this paper? arXiv:0704.0054v1 [math.CA] 2 Apr 2007The Hardy-Lorentz Spaces Hp,q(Rn) Wael Abu-Shammala and Alberto Torchinsky Abstract In this paperwe consider the Hardy-Lorentz spaces Hp,q(Rn), with 0< p≤1, 0< q≤ ∞. We discuss the atomic decomposition of the elements in these spaces, their interp...
0704.0055
Eleni Ziambaras, Jesper Kleis, Elsebeth Schroder, and Per Hyldgaard
Potassium intercalation in graphite: A van der Waals density-functional study
Potassium intercalation in graphite is investigated by first-principles theory. The bonding in the potassium-graphite compound is reasonably well accounted for by traditional semilocal density functional theory (DFT) calculations. However, to investigate the intercalate formation energy from pure potassium atoms and ...
What is the title of this paper? arXiv:0704.0055v1 [cond-mat.soft] 1 Apr 2007Potassium intercalation in graphite: A van der Waals densit y-functional study Eleni Ziambaras,1Jesper Kleis,1Elsebeth Schr¨ oder,1and Per Hyldgaard1,2,∗ 1Department of Applied Physics, Chalmers University of Tech nology, SE–412 96 G¨ otebor...
0704.0056
Santi Prestipino and Franz Saija
Phase diagram of Gaussian-core nematics
We study a simple model of a nematic liquid crystal made of parallel ellipsoidal particles interacting via a repulsive Gaussian law. After identifying the relevant solid phases of the system through a careful zero-temperature scrutiny of as many as eleven candidate crystal structures, we determine the melting tempera...
What is the title of this paper? arXiv:0704.0056v1 [cond-mat.soft] 31 Mar 2007Phase diagram of Gaussian-core nematics Santi Prestipino1,∗and Franz Saija2,† 1Universit` a degli Studi di Messina, Dipartimento di Fisica , Contrada Papardo, 98166 Messina, Italy 2Istituto per i Processi Chimico-Fisici del CNR, Sezione di ...
0704.0057
Philipp Werner and Andrew J. Millis
High-spin to low-spin and orbital polarization transitions in multiorbital Mott systems
We study the interplay of crystal field splitting and Hund coupling in a two-orbital model which captures the essential physics of systems with two electrons or holes in the e_g shell. We use single site dynamical mean field theory with a recently developed impurity solver which is able to access strong couplings and...
What is the title of this paper? arXiv:0704.0057v2 [cond-mat.str-el] 19 Sep 2007High-spin to low-spin and orbital polarization transition s in multiorbital Mott systems Philipp Werner and Andrew J. Millis Columbia University, 538 West, 120th Street, New York, NY 10 027, USA (Dated: June 30, 2007) We study the interpl...
0704.0058
Frank J. Tipler
Intelligent Life in Cosmology
I shall present three arguments for the proposition that intelligent life is very rare in the universe. First, I shall summarize the consensus opinion of the founders of the Modern Synthesis (Simpson, Dobzhanski, and Mayr) that the evolution of intelligent life is exceedingly improbable. Second, I shall develop the F...
What is the title of this paper? arXiv:0704.0058v1 [physics.pop-ph] 31 Mar 2007Intelligent Life in Cosmology Frank J. Tipler Department of Mathematics and Department of Physics Tulane University New Orleans, Louisiana 70118 USA Abstract I shall present three arguments for the proposition that int elligent life is ver...
0704.0059
T. G. Beatty, J. M. Fernandez, D. W. Latham, G. A. Bakos, G. Kovacs, R. W. Noyes, R. P. Stefanik, G. Torres, M. E. Everett, C. W. Hergenrother
The Mass and Radius of the Unseen M-Dwarf Companion in the Single-Lined Eclipsing Binary HAT-TR-205-013
We derive masses and radii for both components in the single-lined eclipsing binary HAT-TR-205-013, which consists of a F7V primary and a late M-dwarf secondary. The system's period is short, $P=2.230736 \pm 0.000010$ days, with an orbit indistinguishable from circular, $e=0.012 \pm 0.021$. We demonstrate generally t...
What is the title of this paper? arXiv:0704.0059v2 [astro-ph] 9 Apr 2007THE MASS AND RADIUS OF THE UNSEEN M-DWARF COMPANION IN THE SINGLE-LINED ECLIPSING BINARY HAT-TR-205-013 Thomas G. Beatty1, Jos´e M. Fern ´andez2,3, David W. Latham2, G´asp´ar´A. Bakos2,4, G´eza Kov ´acs5, Robert W. Noyes2, Robert P. Stefanik2, Gu...
0704.0060
C.A. Bertulani, G. Cardella, M. De Napoli, G. Raciti, and E. Rapisarda
Coulomb excitation of unstable nuclei at intermediate energies
We investigate the Coulomb excitation of low-lying states of unstable nuclei in intermediate energy collisions ($E_{lab}\sim10-500$ MeV/nucleon). It is shown that the cross sections for the $E1$ and $E2$ transitions are larger at lower energies, much less than 10 MeV/nucleon. Retardation effects and Coulomb distortio...
What is the title of this paper? arXiv:0704.0060v2 [nucl-th] 21 May 2007Coulomb excitation of unstable nuclei at intermediate ener gies C.A. Bertulani1∗, G. Cardella2, M. De Napoli2,3, G. Raciti2,3, and E. Rapisarda2,3 1Department of Physics and Astronomy, University of Tennessee, Knoxville, Tennessee 37996, USA 2Ist...
0704.0061
Boris Rubin
Intersection Bodies and Generalized Cosine Transforms
Intersection bodies represent a remarkable class of geometric objects associated with sections of star bodies and invoking Radon transforms, generalized cosine transforms, and the relevant Fourier analysis. The main focus of this article is interrelation between generalized cosine transforms of different kinds in t...
What is the title of this paper? arXiv:0704.0061v2 [math.FA] 3 May 2007INTERSECTION BODIES AND GENERALIZED COSINE TRANSFORMS BORIS RUBIN Abstract. Intersection bodies represent a remarkable class of geometric objects associated with sections of star bodies and in- voking Radon transforms, generalized cosine transform...
0704.0062
Rastislav \v{S}r\'amek, Bro\v{n}a Brejov\'a, Tom\'a\v{s} Vina\v{r}
On-line Viterbi Algorithm and Its Relationship to Random Walks
In this paper, we introduce the on-line Viterbi algorithm for decoding hidden Markov models (HMMs) in much smaller than linear space. Our analysis on two-state HMMs suggests that the expected maximum memory used to decode sequence of length $n$ with $m$-state HMM can be as low as $\Theta(m\log n)$, without a signific...
What is the title of this paper? arXiv:0704.0062v1 [cs.DS] 31 Mar 2007On-line Viterbi Algorithm and Its Relationship to Random Wa lks Rastislav ˇSr´ amek1, Broˇ na Brejov´ a2, and Tom´ aˇ s Vinaˇ r2 1Department of Computer Science, Comenius University, 842 48 Bratislava, Slovakia, e-mail: rasto@ksp.sk 2Department of ...
0704.0063
Somnath Choudhury
Experimental efforts in search of 76Ge Neutrinoless Double Beta Decay
Neutrinoless double beta decay is one of the most sensitive approaches in non-accelerator particle physics to take us into a regime of physics beyond the standard model. This article is a brief review of the experiments in search of neutrinoless double beta decay from 76Ge. Following a brief introduction of the proce...
What is the title of this paper? - 1 - Experimental efforts in search of 76Ge Neutrinoless Do uble Beta Decay Somnath Choudhury † Department of Physics & Meteorology Indian Institute of Technology, Kharagpur – 721302, India Abstract Neutrinoless double beta decay is one of the most sensit...
0704.0064
R. P. Malik (Bhu)
Nilpotent symmetry invariance in the superfield formulation: the (non-)Abelian 1-form gauge theories
We capture the off-shell as well as the on-shell nilpotent Becchi-Rouet-Stora-Tyutin (BRST) and anti-BRST symmetry invariance of the Lagrangian densities of the four (3 + 1)-dimensional (4D) (non-)Abelian 1-form gauge theories within the framework of the superfield formalism. In particular, we provide the geometrical...
What is the title of this paper? arXiv:0704.0064v5 [hep-th] 24 Oct 2008arXiv:0704.0064 [hep-th] CAS-PHYS-BHU/Preprint NILPOTENT SYMMETRY INVARIANCE IN THE SUPERFIELD FORMULATION: THE (NON-)ABELIAN 1-FORM GAUGE THEORIES R. P. MALIK Centre of Advanced Studies, Physics Department, Banaras Hindu University, Varanasi- 221...
0704.0065
A. I. Molev
Littlewood-Richardson polynomials
We introduce a family of rings of symmetric functions depending on an infinite sequence of parameters. A distinguished basis of such a ring is comprised by analogues of the Schur functions. The corresponding structure coefficients are polynomials in the parameters which we call the Littlewood-Richardson polynomials. ...
What is the title of this paper? arXiv:0704.0065v3 [math.AG] 16 Jul 2007Littlewood–Richardson polynomials A. I. Molev School of Mathematics and Statistics University of Sydney, NSW 2006, Australia alexm@maths.usyd.edu.au Abstract We introduce a family of rings of symmetric functions depend ing on an in- finite sequenc...
0704.0066
Bozhidar Z. Iliev (Institute for Nuclear Research and Nuclear Energy, Bulgarian Academy of Sciences, Sofia, Bulgaria)
Lagrangian quantum field theory in momentum picture. IV. Commutation relations for free fields
Possible (algebraic) commutation relations in the Lagrangian quantum theory of free (scalar, spinor and vector) fields are considered from mathematical view-point. As sources of these relations are employed the Heisenberg equations/relations for the dynamical variables and a specific condition for uniqueness of the o...
What is the title of this paper? arXiv:0704.0066v1 [hep-th] 1 Apr 2007Lagrangian quantum field theory in momentum picture IV. Commutation relations for free fields Bozhidar Z. Iliev∗ † ‡ Short title: QFT in momentum picture: IV Produced:→November 4, 2018 http://www.arXiv.org e-Print archive No. :arXiv:0704.0066[hep-th]...
0704.0067
Lawrence H. Friedman
Order of Epitaxial Self-Assembled Quantum Dots: Linear Analysis
Epitaxial self-assembled quantum dots (SAQDs) are of interest for nanostructured optoelectronic and electronic devices such as lasers, photodetectors and nanoscale logic. Spatial order and size order of SAQDs are important to the development of usable devices. It is likely that these two types of order are strongly l...
What is the title of this paper? Order of Epitaxial Self-Assembled Quantum Dots: Linear Analysis Lawrence H. Friedman November 4, 2018 Dept. of Engineering Science and Mechanics, Pennsylvania State University, 212 Earth and Engineering Science Building, University Park, Pennsylvania 16802 lfriedman@psu.edu keywords: qu...
0704.0068
Branko J. Malesevic
A Note About the {Ki(z)} Functions
In the article [Petojevic 2006], A. Petojevi\' c verified useful properties of the $K_{i}(z)$ functions which generalize Kurepa's [Kurepa 1971] left factorial function. In this note, we present simplified proofs of two of these results and we answer the open question stated in [Petojevic 2006]. Finally, we discuss th...
What is the title of this paper? arXiv:0704.0068v2 [math.NT] 25 May 2007A NOTE ABOUT THE {Ki(z)}∞ i=1FUNCTIONS Branko J. Maleˇ sevi´ c In the article [10], A. Petojevi´ c verified useful propertie s of the Ki(z) functions which generalize Kurepa’s [1] left factorial function. In t his note, we present simplified proofs...
0704.0069
John W. Robertson
Dynamical Objects for Cohomologically Expanding Maps
The goal of this paper is to construct invariant dynamical objects for a (not necessarily invertible) smooth self map of a compact manifold. We prove a result that takes advantage of differences in rates of expansion in the terms of a sheaf cohomological long exact sequence to create unique lifts of finite dimensiona...
What is the title of this paper? Dynamical Objects for Cohomologically Expanding Maps. John W. Robertson November 4, 2018 John W. Robertson1 Wichita State University Wichita, Kansas 67260-0033 Phone: 316-978-3979 Fax: 316-978-3748 robertson@math.wichita.edu Abstract The goal of this paper is to construct invariant dyna...
0704.0070
He Yanzhang and Bao Chengguang
Coincidence of the oscillations in the dipole transition and in the persistent current of narrow quantum rings with two electrons
The fractional Aharonov-Bohm oscillation (FABO) of narrow quantum rings with two electrons has been studied and has been explained in an analytical way, the evolution of the period and amplitudes against the magnetic field can be exactly described. Furthermore, the dipole transition of the ground state was found to h...
What is the title of this paper? arXiv:0704.0070v1 [cond-mat.mes-hall] 1 Apr 2007Coincidence of the oscillations in the dipole transition an d in the persistent current of narrow quantum rings with two electrons Y. Z. He and C. G. Bao∗ State Key Laboratory of Optoelectronic Materials and Techn ologies, and Department...
0704.0071
S. Wichmann and E.W. Holman
Pairwise comparisons of typological profiles (of languages)
No abstract given; compares pairs of languages from World Atlas of Language Structures.
What is the title of this paper? Pairwise comparisons of typological profiles Søren Wichmann Max Planck Institute for Evolutionary Anthropology & Leiden University Eric W. Holman University of California, Los Angeles 0. Introduction 1 Being rare or ‘exotic’ is a relative phenomenon. Fr om a Samoan point of ...
0704.0072
Yu.N. Kosovtsov
The decomposition method and Maple procedure for finding first integrals of nonlinear PDEs of any order with any number of independent variables
In present paper we propose seemingly new method for finding solutions of some types of nonlinear PDEs in closed form. The method is based on decomposition of nonlinear operators on sequence of operators of lower orders. It is shown that decomposition process can be done by iterative procedure(s), each step of which ...
What is the title of this paper? arXiv:0704.0072v1 [math-ph] 1 Apr 2007The decomposition method and Maple procedure for finding first integrals of nonlinear PDEs of any order with any number of independent variables Yu. N. Kosovtsov Lviv Radio Engineering Research Institute, Ukraine email:kosovtsov@escort.lviv.net Abst...
0704.0073
Osamu Fujino
A transcendental approach to Koll\'ar's injectivity theorem
We treat Koll\'ar's injectivity theorem from the analytic (or differential geometric) viewpoint. More precisely, we give a curvature condition which implies Koll\'ar type cohomology injectivity theorems. Our main theorem is formulated for a compact K\"ahler manifold, but the proof uses the space of harmonic forms on ...
What is the title of this paper? arXiv:0704.0073v3 [math.AG] 5 Mar 2012A TRANSCENDENTAL APPROACH TO KOLL ´AR’S INJECTIVITY THEOREM OSAMU FUJINO Abstract. We treat Koll´ ar’s injectivity theorem from the ana- lytic (or differential geometric) viewpoint. More precisely, we give a curvature condition which implies Koll´ ...
0704.0074
J. Y. Abuhlail, S. K. Nauman
Injective Morita contexts (revisited)
This paper is an exposition of the so-called injective Morita contexts (in which the connecting bimodule morphisms are injective) and Morita $\alpha$contexts (in which the connecting bimodules enjoy some local projectivity in the sense of Zimmermann-Huisgen). Motivated by situations in which only one trace ideal is i...
What is the title of this paper? arXiv:0704.0074v2 [math.RA] 21 Aug 2007Injective Morita Contexts (Revisited) Dedicated to Prof. Robert Wisbauer J. Y. Abuhlail∗S. K. Nauman Department of Mathematics & Statistics Department of Mathe matics King Fahd University of Petroleum King AbdulAziz Universit y & Minerals, Box # ...
0704.0075
Chong Chen, Xiao-Lin Chen, Xiang Liu, Wei-Zhen Deng and Shi-Lin Zhu
Strong decays of charmed baryons
There has been important experimental progress in the sector of heavy baryons in the past several years. We study the strong decays of the S-wave, P-wave, D-wave and radially excited charmed baryons using the $^3P_0$ model. After comparing the calculated decay pattern and total width with the available data, we discu...
What is the title of this paper? arXiv:0704.0075v3 [hep-ph] 20 Apr 2007Strong decays of charmed baryons Chong Chen, Xiao-Lin Chen, Xiang Liu,∗Wei-Zhen Deng, and Shi-Lin Zhu† Department of physics, Peking University, Beijing, 100871 , China (Dated: October 29, 2018) There has been important experimental progress in th...
0704.0076
Michael Gronau
CP violation in beauty decays
Precision tests of the Kobayashi-Maskawa model of CP violation are discussed, pointing out possible signatures for other sources of CP violation and for new flavor-changing operators. The current status of the most accurate tests is summarized.
What is the title of this paper? arXiv:0704.0076v2 [hep-ph] 16 Apr 2007October 27, 2018 17:34 WSPC/INSTRUCTION FILE CP-review International Journal of Modern Physics A c/circlecopyrtWorld Scientific Publishing Company CP VIOLATION IN BEAUTY DECAYS∗ MICHAEL GRONAU Physics Department, Technion – Israel Institute of Tech...
0704.0077
Afsar Abbas
Universal Forces and the Dark Energy Problem
The Dark Energy problem is forcing us to re-examine our models and our understanding of relativity and space-time. Here a novel idea of Fundamental Forces is introduced. This allows us to perceive the General Theory of Relativity and Einstein's Equation from a new pesrpective. In addition to providing us with an impr...
What is the title of this paper? arXiv:0704.0077v1 [physics.gen-ph] 1 Apr 2007UNIVERSAL FORCES AND THE DARK ENERGY PROBLEM AFSAR ABBAS Centre for Theoretical Physics JMI, Jamia Nagar, New Delhi - 110025, India (e-mail : safsarabbas@gmail.com) Abstract The Dark Energy problem is forcing us to re-examine our models and...
0704.0078
Marc Mars, Filipe C. Mena, Raul Vera
Linear perturbations of matched spacetimes: the gauge problem and background symmetries
We present a critical review about the study of linear perturbations of matched spacetimes including gauge problems. We analyse the freedom introduced in the perturbed matching by the presence of background symmetries and revisit the particular case of spherically symmetry in n-dimensions. This analysis includes sett...
What is the title of this paper? arXiv:0704.0078v1 [gr-qc] 1 Apr 2007Linear perturbations of matched spacetimes: the gauge problem and background symmetries Marc Mars∗, Filipe C. Mena♭and Ra¨ ul Vera‡ ∗Facultad de Ciencias, Universidad de Salamanca, Plaza de la Merced s/n, 37008 Salamanca, Spain ♭Departamento de Mate...
0704.0079
Stephen C. Power (Lancaster University), Baruch Solel (Technion)
Operator algebras associated with unitary commutation relations
We define nonselfadjoint operator algebras with generators $L_{e_1},..., L_{e_n}, L_{f_1},...,L_{f_m}$ subject to the unitary commutation relations of the form \[ L_{e_i}L_{f_j} = \sum_{k,l} u_{i,j,k,l} L_{f_l}L_{e_k}\] where $u= (u_{i,j,k,l})$ is an $nm \times nm$ unitary matrix. These algebras, which generalise the...
What is the title of this paper? arXiv:0704.0079v1 [math.OA] 2 Apr 2007Operator Algebras Associated with Unitary Commutation Relations Stephen C. Power† Lancaster University Department of Mathematics and Statistics Lancaster, United Kingdom LA1 4YF E-mail:s.power@lancaster.ac.uk Baruch Solel‡ Technion Department of M...
0704.0080
Dean E. McLaughlin and S. Michael Fall
Shaping the Globular Cluster Mass Function by Stellar-Dynamical Evaporation
We show that the globular cluster mass function (GCMF) in the Milky Way depends on cluster half-mass density (rho_h) in the sense that the turnover mass M_TO increases with rho_h while the width of the GCMF decreases. We argue that this is the expected signature of the slow erosion of a mass function that initially r...
What is the title of this paper? arXiv:0704.0080v4 [astro-ph] 11 Jun 2008THEASTROPHYSICAL JOURNAL, 679:1272–1287,2008 J UNE1 Preprint typesetusingL ATEX styleemulateapjv. 08/22/09 SHAPINGTHEGLOBULARCLUSTERMASS FUNCTIONBY STELLAR-DYNA MICALEVAPORATION DEANE. MCLAUGHLIN1,2ANDS. MICHAELFALL3,4 TheAstrophysical Journal, ...
0704.0081
V.N. Tolstoy (INP, Moscow State University)
Quantum Deformations of Relativistic Symmetries
We discussed quantum deformations of D=4 Lorentz and Poincare algebras. In the case of Poincare algebra it is shown that almost all classical r-matrices of S. Zakrzewski classification correspond to twisted deformations of Abelian and Jordanian types. A part of twists corresponding to the r-matrices of Zakrzewski cla...
What is the title of this paper? arXiv:0704.0081v1 [math.QA] 2 Apr 2007Quantum Deformations of Relativistic Symmetries∗ V.N. Tolstoy† Institute of Nuclear Physics, Moscow State University, 119 992 Moscow, Russia; e-mail: tolstoy@nucl-th.sinp.msu .ru Abstract We discussed quantum deformations of D= 4 Lorentz and Poinc...
0704.0082
Tetsuo Kurosaki, Miki Wadati
Matter-Wave Bright Solitons with a Finite Background in Spinor Bose-Einstein Condensates
We investigate dynamical properties of bright solitons with a finite background in the F=1 spinor Bose-Einstein condensate (BEC), based on an integrable spinor model which is equivalent to the matrix nonlinear Schr\"{o}dinger equation with a self-focusing nonlineality. We apply the inverse scattering method formulate...
What is the title of this paper? arXiv:0704.0082v1 [cond-mat.other] 1 Apr 2007Typeset with jpsj2.cls <ver.1.2> Full Paper Matter-Wave Bright Solitons with a Finite Background in Spi nor Bose-Einstein Condensates TetsuoKurosaki∗and Miki Wadati Department of Physics, Graduate School of Science, Univers ity of Tokyo, To...
0704.0083
A.O.Barvinsky
Why there is something rather than nothing (out of everything)?
The path integral over Euclidean geometries for the recently suggested density matrix of the Universe is shown to describe a microcanonical ensemble in quantum cosmology. This ensemble corresponds to a uniform (weight one) distribution in phase space of true physical variables, but in terms of the observable spacetim...
What is the title of this paper? arXiv:0704.0083v2 [hep-th] 9 Apr 2007Why there is something rather than nothing (out of everythin g)? A.O.Barvinsky Theory Department, Lebedev Physics Institute, Leninsky Pr ospect 53, 119991 Moscow, Russia The path integral over Euclidean geometries for the recentl y suggested densit...
0704.0084
Itzhak Fouxon, Baruch Meerson, Michael Assaf, Eli Livne
Formation of density singularities in ideal hydrodynamics of freely cooling inelastic gases: a family of exact solutions
We employ granular hydrodynamics to investigate a paradigmatic problem of clustering of particles in a freely cooling dilute granular gas. We consider large-scale hydrodynamic motions where the viscosity and heat conduction can be neglected, and one arrives at the equations of ideal gas dynamics with an additional te...
What is the title of this paper? arXiv:0704.0084v2 [cond-mat.soft] 9 May 2007Formation of density singularities in ideal hydrodynamics of freely cooling inelastic gases: a family of exact solutions Itzhak Fouxon, Baruch Meerson, Michael Assaf, and Eli Livne Racah Institute of Physics, Hebrew University of Jerusalem ,...
0704.0085
Partha Mukhopadhyay
A Universality in PP-Waves
We discuss a universality property of any covariant field theory in space-time expanded around pp-wave backgrounds. According to this property the space-time lagrangian density evaluated on a restricted set of field configurations, called universal sector, turns out to be same around all the pp-waves, even off-shell,...
What is the title of this paper? arXiv:0704.0085v2 [hep-th] 9 Apr 2007DAMTP-2007-30 A Universality in PP-Waves Partha Mukhopadhyay Department of Applied Mathematics and Theoretical Physics University of Cambridge Wilberforce Road, Cambridge CB3 0WA, UK E-mail: P.Mukhopadhyay@damtp.cam.ac.uk Abstract Wediscuss auniver...
0704.0086
Vladislav V. Vysotsky
Clustering in a stochastic model of one-dimensional gas
We give a quantitative analysis of clustering in a stochastic model of one-dimensional gas. At time zero, the gas consists of $n$ identical particles that are randomly distributed on the real line and have zero initial speeds. Particles begin to move under the forces of mutual attraction. When particles collide, they...
What is the title of this paper? arXiv:0704.0086v2 [math.PR] 17 Jun 2008The Annals of Applied Probability 2008, Vol. 18, No. 3, 1026–1058 DOI:10.1214/07-AAP481 c/circleco√yrtInstitute of Mathematical Statistics , 2008 CLUSTERING IN A STOCHASTIC MODEL OF ONE-DIMENSIONAL GAS By Vladislav V. Vysotsky1 St. Petersburg Sta...
0704.0087
Duong Minh Duc and Truong Trung Tuyen
Approximate solutions to the Dirichlet problem for harmonic maps between hyperbolic spaces
Our main result in this paper is the following: Given $H^m, H^n$ hyperbolic spaces of dimensional $m$ and $n$ corresponding, and given a Holder function $f=(s^1,...,f^{n-1}):\partial H^m\to \partial H^n$ between geometric boundaries of $H^m$ and $H^n$. Then for each $\epsilon >0$ there exists a harmonic map $u:H^m\to...
What is the title of this paper? arXiv:0704.0087v2 [math.DG] 23 May 2007APPROXIMATE SOLUTIONS TO THE DIRICHLET PROBLEM FOR HARMONIC MAPS BETWEEN HYPERBOLIC SPACES DUONG MINH DUC AND TRUONG TRUNG TUYEN Abstract. Our main result in this paper is the following: Given Hm, Hn hyperbolic spaces of dimensional m≥2 andncorre...
0704.0088
N.V.Tcherniega
Some new experimental photonic flame effect features
The results of the spectral, energetical and temporal characteristics of radiation in the presence of the photonic flame effect are presented. Artificial opal posed on Cu plate at the temperature of liquid nitrogen boiling point (77 K) being irradiated by nanosecond ruby laser pulse produces long- term luminiscence w...
What is the title of this paper? SOME NEW EXPERI MENTAL PHOTONIC FLAME EFFECT FEATURES N.V.Tcherniega P.N.Lebedev Physical Institute, RAS Leninskii pr., 53, 119991, Moscow, Russia tchera@sci.lebedev.ru Abstract The results of the spectral, energetical and temporal characteristics of radiation in the p...
0704.0089
I. Grabec
A general approach to statistical modeling of physical laws: nonparametric regression
Statistical modeling of experimental physical laws is based on the probability density function of measured variables. It is expressed by experimental data via a kernel estimator. The kernel is determined objectively by the scattering of data during calibration of experimental setup. A physical law, which relates mea...
What is the title of this paper? arXiv:0704.0089v1 [physics.data-an] 1 Apr 2007A general approach to statistical modeling of physical laws : nonparametric regression Igor Grabec∗ Faculty of Mechanical Engineering, University of Ljubljan a, Aˇ skerˇ ceva 6, PP 394, 1001 Ljubljana, Slovenia† (Dated: October 26, 2018) A...
0704.0090
Lester Ingber
Real Options for Project Schedules (ROPS)
Real Options for Project Schedules (ROPS) has three recursive sampling/optimization shells. An outer Adaptive Simulated Annealing (ASA) optimization shell optimizes parameters of strategic Plans containing multiple Projects containing ordered Tasks. A middle shell samples probability distributions of durations of Tas...
What is the title of this paper? Real Options for Project Schedules (ROPS) Lester Ingber Lester Ingber Research Ashland Oregon ingber@ingber.com, ingber@alumni.caltech.edu http://www.ingber.com/ Abstract Real Options for Project Schedules (ROPS) has three recursive sampling/optimization shells. An outer Adaptive Simula...
0704.0091
Ashot Minasyan
Groups with finitely many conjugacy classes and their automorphisms
We combine classical methods of combinatorial group theory with the theory of small cancellations over relatively hyperbolic groups to construct finitely generated torsion-free groups that have only finitely many classes of conjugate elements. Moreover, we present several results concerning embeddings into such group...
What is the title of this paper? arXiv:0704.0091v2 [math.GR] 18 Aug 2008GROUPS WITH FINITELY MANY CONJUGACY CLASSES AND THEIR AUTOMORPHISMS ASHOT MINASYAN Abstract. We combine classical methods of combinatorial group theory with the theory of small cancellation over relatively hyperboli c groups to construct finitely ...
0704.0092
Christof Gattringer and Ludovit Liptak
Energy density for chiral lattice fermions with chemical potential
We study a recently proposed formulation of overlap fermions at finite density. In particular we compute the energy density as a function of the chemical potential and the temperature. It is shown that overlap fermions with chemical potential reproduce the correct continuum behavior.
What is the title of this paper? arXiv:0704.0092v2 [hep-lat] 26 Jul 2007Energy density for chiral lattice fermions with chemical po tential Christof Gattringeraand Ludovit Liptakb aInstitut f¨ ur Physik, FB Theoretische Physik, Universit¨ a t Graz, Universit¨ atsplatz 5, 8010 Graz, Austria bInstitute of Physics, Slov...
0704.0093
W.S. Lee, S. Johnston, T.P. Devereaux, and Z.-X. Shen
Aspects of Electron-Phonon Self-Energy Revealed from Angle-Resolved Photoemission Spectroscopy
Lattice contribution to the electronic self-energy in complex correlated oxides is a fascinating subject that has lately stimulated lively discussions. Expectations of electron-phonon self-energy effects for simpler materials, such as Pd and Al, have resulted in several misconceptions in strongly correlated oxides. H...
What is the title of this paper? arXiv:0704.0093v1 [cond-mat.supr-con] 1 Apr 2007Aspects of Electron-Phonon Self-Energy Revealed from Angl e-Resolved Photoemission Spectroscopy W.S. Lee,1S. Johnston,2T.P. Devereaux,2and Z.-X. Shen1 1Department of Physics, Applied Physics, and Stanford Synch rotron Radiation Laborator...
0704.0094
HongSheng Zhao (SUPA, St Andrews)
Timing and Lensing of the Colliding Bullet Clusters: barely enough time and gravity to accelerate the bullet
We present semi-analytical constraint on the amount of dark matter in the merging bullet galaxy cluster using the classical Local Group timing arguments. We consider particle orbits in potential models which fit the lensing data. {\it Marginally consistent} CDM models in Newtonian gravity are found with a total mass ...
What is the title of this paper? arXiv:0704.0094v1 [astro-ph] 2 Apr 2007Timing and Lensing of the Colliding Bullet Clusters: barely enough time and gravity to accelerate the bullet HongSheng Zhao University of St Andrews, Scottish University Physics Alli ances, KY16 9SS, UK∗ We present semi-analytical constraint on t...
0704.0095
Emmanuel Breuillard
Geometry of Locally Compact Groups of Polynomial Growth and Shape of Large Balls
We get asymptotics for the volume of large balls in an arbitrary locally compact group G with polynomial growth. This is done via a study of the geometry of G and a generalization of P. Pansu's thesis. In particular, we show that any such G is weakly commensurable to some simply connected solvable Lie group S, the Li...
What is the title of this paper? arXiv:0704.0095v2 [math.GR] 10 Apr 2012GEOMETRY OF LOCALLY COMPACT GROUPS OF POLYNOMIAL GROWTH AND SHAPE OF LARGE BALLS. EMMANUEL BREUILLARD Abstract. Weshowthatanylocallycompactgroup Gwithpolynomialgrowth is weakly commensurable to some simply connected solvable L ie group S, the Lie...
0704.0096
M.C. Nucci and P.G.L. Leach
Much ado about 248
In this note we present three representations of a 248-dimensional Lie algebra, namely the algebra of Lie point symmetries admitted by a system of five trivial ordinary differential equations each of order forty-four, that admitted by a system of seven trivial ordinary differential equations each of order twenty-eigh...
What is the title of this paper? arXiv:0704.0096v1 [nlin.SI] 1 Apr 2007Much ado about 248 M.C. Nucci and P.G.L. Leach∗ Dipartimento di Matematica e Informatica, Universit` a di P erugia, 06123 Perugia, Italy Abstract In this note we present three representations of a 248-dimen sional Lie algebra, namely the algebra o...
0704.0097
Yasuyuki Kawahigashi
Conformal Field Theory and Operator Algebras
We review recent progress in operator algebraic approach to conformal quantum field theory. Our emphasis is on use of representation theory in classification theory. This is based on a series of joint works with R. Longo.
What is the title of this paper? arXiv:0704.0097v1 [math-ph] 1 Apr 2007Conformal Field Theory and Operator Algebras Yasuyuki Kawahigashi∗ Department of Mathematical Sciences University of Tokyo, Komaba, Tokyo, 153-8914, Japan e-mail:yasuyuki@ms.u-tokyo.ac.jp Abstract We review recent progress in operator algebraic ap...
0704.0098
Jack Raymond, David Saad
Sparsely-spread CDMA - a statistical mechanics based analysis
Sparse Code Division Multiple Access (CDMA), a variation on the standard CDMA method in which the spreading (signature) matrix contains only a relatively small number of non-zero elements, is presented and analysed using methods of statistical physics. The analysis provides results on the performance of maximum likel...
What is the title of this paper? arXiv:0704.0098v5 [cs.IT] 30 Apr 2008Sparsely-spread CDMA - a statistical mechanics based analysis Jack Raymond and David Saad Neural Computation Research Group, Aston University, Aston Tr iangle, Birmingham, B4 7EJ E-mail:jack.raymond@physics.org Abstract. Sparse Code Division Multip...
0704.0099
Koenraad M.R. Audenaert and Jaspal Singh Aujla
On Ando's inequalities for convex and concave functions
For positive semidefinite matrices $A$ and $B$, Ando and Zhan proved the inequalities $||| f(A)+f(B) ||| \ge ||| f(A+B) |||$ and $||| g(A)+g(B) ||| \le ||| g(A+B) |||$, for any unitarily invariant norm, and for any non-negative operator monotone $f$ on $[0,\infty)$ with inverse function $g$. These inequalities have v...
What is the title of this paper? arXiv:0704.0099v1 [math.FA] 1 Apr 2007On Ando’s inequalities for convex and concave functions Koenraad M.R. Audenaert Institute for Mathematical Sciences, Imperial College London , 53 Prince’s Gate, London SW7 2PG, United Kingdom Jaspal Singh Aujla Department of Applied Mathematics, N...
0704.0100
Daisuke Ida and Masaru Siino
Topology Change of Black Holes
The topological structure of the event horizon has been investigated in terms of the Morse theory. The elementary process of topological evolution can be understood as a handle attachment. It has been found that there are certain constraints on the nature of black hole topological evolution: (i) There are n kinds of ...
What is the title of this paper? arXiv:0704.0100v3 [gr-qc] 31 Oct 2007Topology Change of Black Holes Daisuke Ida1and Masaru Siino2 1Department of Physics, Gakushuin University, Tokyo 171-8588, J apan. 2Department of Physics, Tokyo Institute of Technology, Tokyo 15 2-8550, Japan. (April 1, 2007) Abstract. The topologi...
0704.0101
Paolo Di Vecchia
The birth of string theory
In this contribution we go through the developments that in the years 1968 to 1974 led from the Veneziano model to the bosonic string.
What is the title of this paper? arXiv:0704.0101v1 [hep-th] 1 Apr 2007The birth of string theory Paolo Di Vecchia1 Nordita, Blegdamsvej 17, 2100 Copenhagen Ø, Denmark divecchi@alf.nbi.dk Summary. In this contribution we go through the developments that in t he years from 1968 to about 1974 led from the Veneziano mode...
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