text stringlengths 1 2.25M |
|---|
---
abstract: 'The semantic segmentation of parts of objects in the wild is a challenging task in which multiple instances of objects and multiple parts within those objects must be detected in the scene. This problem remains nowadays very marginally explored, despite its fundamental importance towards detailed object ... |
---
abstract: 'We present the first detailed study of the behaviour of the stellar proper motion across the entire Galactic Anti-centre area visible in the Sloan Digital Sky Survey data. We use recalibrated SDSS astrometry in combination with positions from [*Gaia*]{} DR1 to provide tangential motion measurements with ... |
---
abstract: 'Soit $B = (B_t)_{t \in \rrf}$ un mouvement brownien symétrique, c’est-à-dire un processus tel que $(B_t)_{t \in \rrf_+}$ et $(B_{-t})_{t \in \rrf_+}$ sont deux mouvements browniens indépendants issus de $0$. Pour $a \ge b>0$ fixés, nous décrivons la loi de l’ensemble $$\mc_{a,b} = \{t \in \rrf : B_t = \m... |
---
abstract: 'We present a method for the accurate measurements of both the gravity acceleration and its vertical gradient using a dual atom interferometer, in principle free from any uncertainty related to the absolute or relative positions of the two atomic samples. The method relies on the use of a dual lock techni... |
\
.2in [**edge and bulk dynamics**]{}\
.3in DIMITRA KARABALI [^1]\
\
**Abstract**
We discuss the bosonization of nonrelativistic fermions interacting with non-Abelian gauge fields in the lowest Landau level in the framework of higher dimensional quantum Hall effect. The bosonic action is a one-dimensional matrix acti... |
---
author:
- |
[Athanase Cotsiolis and Nikos Labropoulos]{}\
,\
\
title: Sharp Nash inequalities on manifolds with boundary in the presence of symmetries
---
**Abstract**\
In this paper we establish the best constant $\widetilde
A_{opt}(\overline{M})$ for the Trace Nash inequality on a $n-$dimensional com... |
---
abstract: 'We study the collision of two uncharged spinning particles around an extreme Kerr-Sen black hole and calculate the maximal efficiency of the energy extraction from the Kerr-Sen black hole via super Penrose process. We consider the collision of two massive particles as well as collision of a massless part... |
---
abstract: 'We study the global accretion-ejection solutions around a rotating black hole considering three widely accepted pseudo-Kerr potentials that satisfactorily mimic the space-time geometry of rotating black holes. We find that all the pseudo potentials provide standing shock solutions for large range of flow... |
---
abstract: 'This article investigates an extension of General Relativity based upon a class of lifted metrics on the cotangent bundle of space-time. The dynamics of the theory is determined by a fixed section of the cotangent bundle, representing the momentum of a fluid flow, and Einstein’s equations for the fluid a... |
---
abstract: '[Following the recently established “Binary-driven HyperNova” (BdHN) paradigm, we here interpret GRB 970828 in terms of the four episodes typical of such a model. The “Episode 1”, up to 40 s after the trigger time t$_0$, with a time varying thermal emission and a total energy of $E_{iso,1st} = 2.60 \time... |
---
abstract: 'We develop a generalization of Nesterov’s accelerated gradient descent method which is designed to deal with orthogonality constraints. To demonstrate the effectiveness of our method, we perform numerical experiments which demonstrate that the number of iterations scales with the square root of the condi... |
[DFTT 37/2009\
UUITP-10/09]{}
[**[The Full Integration of Black Hole Solutions\
to Symmetric Supergravity Theories]{}**]{}\
\
$\dag$[*University of Lethbridge, Physics Dept.,\
Lethbridge Alberta, Canada T1K 3M4* ]{}\
[wissam.chemissany@uleth.ca]{}\
$\ddag$ [*Dipartimento di Fisica Teorica, Università di Torino & INFN-... |
---
abstract: |
New PKS1830-211 radio frequency observations of methanol at a redshift of 0.88582 have established the most stringent limits on changes in the proton to electron mass ratio $\mu$ to date. The observations place the limit of $\delta \mu/\mu
\le (0.0 \pm 1.0) \times 10^{-7}$ which is approximately... |
---
abstract: 'In this paper, we study contact forms on the three-dimensional Heisenberg manifold with its standard CR structure. We discover that the $Q''$-curvature, introduced by Branson, Fontana and Morpurgo [@BFM] on the CR three-sphere and then generalized to any pseudo-Einstein CR three manifold by Case and Yang... |
---
abstract: 'We study the $k$-median clustering problem for high-dimensional polygonal curves with finite but unbounded number of vertices. We tackle the computational issue that arises from the high number of dimensions by defining a Johnson-Lindenstrauss projection for polygonal curves. We analyze the resulting err... |
---
abstract: 'Onsager’s conjecture for the 3D Navier-Stokes equations concerns the validity of energy equality of weak solutions with regards to their smoothness. In this note we establish energy equality for weak solutions in a large class of function spaces. These conditions are weak-in-time with optimal space regul... |
---
abstract: 'The process of gravitational scattering of planetesimals by a massive protoplanetary embryo is explored theoretically. We propose a method to describe the evolution of the disk surface density, eccentricity, and inclination caused by the embryo-planetesimal interaction. It relies on the analytical treatm... |
---
abstract: 'We prove an asymptotic formula for the number of primes of the shape $a^2+p^4$, thereby refining the well known work of Friedlander and Iwaniec [@FI]. Along the way, we prove a result on equidistribution of primes up to $x$, in which the moduli may be almost as large as $x^2$.'
address:
- |
Mathemati... |
---
author:
- 'Ozan Sarg[i]{}n,'
title: 'Fine-tuned Spin-3/2 and the Hierarchy Problem'
---
Introduction {#sec:intro}
============
With the discovery of a resonance at the LHC [@Gaad; @Chatrchyan] that seems to be rather consistent with the standard model Higgs boson in light of the initial assessment of its properti... |
---
abstract: 'We describe a topological ribbon Hopf algebra whose elements are sequences of matrices. The algebra is a quantum version of $U(sl_2)$.'
address:
- 'Department of Mathematics, University of Iowa, Iowa City, IA 52242'
- 'Department of Mathematics, Boise State University, Boise, ID 83725'
author:
- Charles ... |
---
abstract: 'Initial value problems for the integrable discrete equations on quad-graphs are investigated. A geometric criterion of the correctness of such a problem is found. The effects of the interaction of the solutions with the localized defects in the regular square lattice are discussed for the discrete potent... |
---
abstract: 'We investigate the new observational constraints on $f(T)$ gravity that arise from the effects of primordial gravitational waves (GWs) on the cosmic microwave background (CMB) anisotropies and the BB spectrum. We first show that on the GWs propagation in $f(T)$ gravity we obtain only an amplitude modific... |
---
abstract: 'We investigate a silicon single-electron transistor (SET) in a metal-oxide-semiconductor (MOS) structure by applying a magnetic field perpendicular to the sample surface. The quantum dot is defined electrostatically in a point contact channel and by the potential barriers from negatively charged interfac... |
---
abstract: 'A celebrated result of Morse and Hedlund, stated in 1938, asserts that a sequence $x$ over a finite alphabet is ultimately periodic if and only if, for some $n$, the number of different factors of length $n$ appearing in $x$ is less than $n+1$. Attempts to extend this fundamental result, for example, to ... |
---
abstract: 'The data recorded in optical fiber [@Kibler:10] and in hydrodynamic [@Chabchoub:11] experiments reported the pioneering observation of nonlinear waves with spatiotemporal localization similar to the Peregrine soliton are examined by using nonlinear spectral analysis. Our approach is based on the integrab... |
---
abstract: 'We suggest a modified and briefer version for the proof of Higman’s embedding theorem stating that a finitely generated group can be embedded in a finitely presented group if and only if it is recursively presented. In particular, we shorten the main part of original proof establishing characterization o... |
---
bibliography:
- 'refs.bib'
---
[**Uncertainty-aware multi-view co-training for semi-supervised medical image segmentation and domain adaptation**[^1] ]{}\
Yingda Xia^a^, Dong Yang^b^, Zhiding Yu^b^, Fengze Liu^a^, Jinzheng Cai^c^, Lequan Yu^d^, Zhuotun Zhu^a^, Daguang Xu^b^, Alan Yuille^a^, Holger Roth^b,^[^2],\
^... |
---
author:
- Mohamed Faouzi Atig
- Ahmed Bouajjani
- 'K. Narayan Kumar'
- Prakash Saivasan
bibliography:
- '/Users/kumar/tiger/Papers/Bibiliography.bib'
title: 'Model checking Branching-Time Properties of Multi-Pushdown Systems is Hard'
---
MPDS, CTL and model checking
============================
In this section we... |
---
author:
- 'M. Grazzini'
title: |
HIGGS BOSON PRODUCTION\
AT TEVATRON RUN II AND LHC $^*$
---
The Higgs boson is an essential ingredient in the Standard Model, but it has not yet been observed. After the end of LEP program, the Higgs search will be carried out at hadron colliders. In this talk I will discu... |
---
abstract: 'We study conformal invariance of vorticity clusters in weakly compressible two-dimensional turbulence at low Mach numbers. On the basis of very high resolution direct numerical simulation we demonstrate the scaling invariance of the inverse cascade with scaling close to Kolmogorov prediction. In this ran... |
---
abstract: 'We prove that for many nonamenable groups $\Gamma$, including all hyperbolic groups and all nontrivial free products, the left-right wreath product group ${\mathcal{G}}:= ({\mathbb{Z}}/2{\mathbb{Z}})^{(\Gamma)} \rtimes (\Gamma \times \Gamma)$ is W$^*$-superrigid. This means that the group von Neumann alg... |
---
abstract: 'In this paper we provide a mathematical framework for localized plasmon resonance of nanoparticles. Using layer potential techniques associated with the full Maxwell equations, we derive small-volume expansions for the electromagnetic fields, which are uniformly valid with respect to the nanoparticle’s b... |
=6.5in
PUPT-1598\
hep-th/9602135
[Entropy and Temperature of Black 3-Branes]{}
[S.S. Gubser[^1], I.R. Klebanov[^2] and A.W. Peet[^3]]{}
Joseph Henry Laboratories\
Princeton University\
Princeton, New Jersey 08544
[Abstract]{}
We consider slightly non-extremal black 3-branes of type IIB supergravity and show that ... |
---
author:
- 'Zvonimir Vlah$^{[a]}$,'
- 'Nora Elisa Chisari$^{[b]}$,'
- 'Fabian Schmidt$^{[c]}$'
bibliography:
- 'submit.bib'
title: An EFT description of galaxy intrinsic alignments
---
Introduction {#sec:intro}
============
Intrinsic galaxy alignments are the correlations between intrinsic galaxy shapes and the la... |
---
abstract: 'Feature selection involes identifying the most relevant subset of input features, with a view to improving generalization of predictive models by reducing overfitting. Directly searching for the most relevant combination of attributes is NP-hard. Variable selection is of critical importance in many appli... |
---
abstract: |
The local structures of enveloping semigroups of simple groups are investigated. All J-coirreducible connected stabilizer submonoids are determined. The notion of a navel of a reductive monoid is introduced. The cross-section lattice of the enveloping monoid is shown to be atomic. In type A, the gen... |
---
abstract: |
The transition line of superconducting arrays of holes exhibits a rich field structure due to the interference of superconducting states nucleated at the holes edges. We studied by means of resistance measurements their effect on the $T^{*}_{c}(H)$ line as a function of transverse magnetic field usi... |
@figure[[**Figure** ]{}]{}
[**State preparation by photon filtering**]{}
by
Theoretical Quantum Optics Group – INFM Unitá di Pavia\
Dipartimento di Fisica ’Alessandro Volta’ – Universitá di Pavia\
via A. Bassi 6, I-27100 Pavia, Italy\
> [**Abstract.**]{} We propose a setup capable of generating Fock states of a sin... |
---
abstract: |
[The ratio of branching fractions ${Br(X(3872)\rightarrow \gamma J/\psi)}/
{Br(X(3872)\rightarrow \pi^+\pi^-J/\psi)}$ is studied by assuming that the $X(3872)\rightarrow \pi^+\pi^-J/\psi$ decay proceeds through the $\rho^0$ meson pole which is caused by the $\omega$-$\rho^0$ mixing. As the resul... |
---
abstract: 'We prove that a certain class of ALE spaces always has a Kähler conformal compactification, and moreover provide explicit formulas for the conformal factor and the Kähler potential of said compactification. We then apply this to give a new and simple construction of the canonical Bochner-Kähler metric on... |
---
abstract: 'The properties of hydrogen-helium mixtures at Mbar pressures and intermediate temperatures (4000 to 10000 K) are calculated with first-principles molecular dynamics simulations. We determine the equation of state as a function of density, temperature, and composition and, using thermodynamic integration,... |
---
abstract: 'Asynchronous Advantage Actor Critic (A3C) is an effective Reinforcement Learning (RL) algorithm for a wide range of tasks, such as Atari games and robot control. The agent learns policies and value function through trial-and-error interactions with the environment until converging to an optimal policy. R... |
---
abstract: 'Widespread population aging has made it critical to understand death rates at old ages. However, studying mortality at old ages is challenging because the data are sparse: numbers of survivors and deaths get smaller and smaller with age. We show how to address this challenge by using principled model sel... |
---
abstract: |
Let $L$ be an integral lattice in the Euclidean space ${\mathbb{R}}^n$ and $W$ an irreducible representation of the orthogonal group of ${\mathbb{R}}^n$. We give an implemented algorithm computing the dimension of the subspace of invariants in $W$ under the isometry group ${\rm O}(L)$ of $L$. A key ... |
---
abstract: |
Given two elliptic operators $\mathcal{L}_{0}$ and $\mathcal{L}_{1}$ in nondivergence form, with coefficients $\mathbf{A}_{\ell }$ and drift terms $\mathbf{b}_{\ell }$, $\ell =0,1$ satisfying $$\sup_{\left| Y-X\right| \le \frac{\delta \left( X\right) }{2}}\frac{\left|
\mathbf{A}_{0}\left( Y\rig... |
---
abstract: 'We have investigated by spectroscopic ellipsometry (SE) the optical properties ($190-1700$ nm) of uniform, amorphous thin films of and as a function of the annealing temperature and after so-called “doping” with Ti atoms which leads to mixed Ti:Nb and Ti:Ta oxides. and Ti: are currently used as high inde... |
---
abstract: 'The quantum weak value draws many attentions recently from theoretical curiosity to experimental applications. Now we design an unusual weak measuring procedure as the pre-selection, mid-selection and post-selection to study the correlation function of two weak values, which we called the weak correlatio... |
---
abstract: 'In this paper, we propose a new unified dark fluid (UDF) model with equation of state (EoS) $w(a)=-\alpha/(\beta a^{-n}+1)$, which includes the generalized Chaplygin gas model (gGg) as its special case, where $\alpha$, $\beta$ and $n$ are three positive numbers. It is clear that this model reduces to the... |
---
abstract: 'This paper improves the convergence and robustness of a multigrid-based solver for the cross sections of the driven Schrödinger equation. Adding an Coupled Channel Correction Step (CCCS) after each multigrid (MG) V-cycle efficiently removes the errors that remain after the V-cycle sweep. The combined ite... |
---
abstract: 'Convolutional neural network (CNN) depth is of crucial importance for image super-resolution (SR). However, we observe that deeper networks for image SR are more difficult to train. The low-resolution inputs and features contain abundant low-frequency information, which is treated equally across channels... |
---
abstract: 'If the $J^P$ of $\Theta_5^+$ and $\Xi_5^{--}$ pentaquarks is really found to be ${1\over 2}^+$ by future experiments, they will be accompanied by $J^P={3\over 2}^+$ partners in some models. It is reasonable to expect that these $J^P={3\over 2}^+$ states will also be discovered in the near future with the... |
---
abstract: |
We consider an elliptic eigenvalue problem with a fast cellular flow of amplitude $A$, in a two-dimensional domain with $L^2$ cells. For fixed $A$, and $L \to \infty$, the problem homogenizes, and has been well studied. Also well studied is the limit when $L$ is fixed, and $A \to \infty$. In this ca... |
---
abstract: |
Let $\{c_n\}_{n=1}^\infty$ be a sequence of complex numbers. In this paper we answer when the range of $\sum_{n=1}^\infty\pm
c_n$ is dense or equal to the complex plane. Some examples are given to explain our results. As its application, we calculate the Hausdorff dimension of the level sets of... |
---
abstract: 'Recent [*XMM–Newton*]{} observations of the high-redshift, lensed, broad absorption line (BAL) quasi-stellar object APM 08279+5255, one of the most luminous objects in the universe, allowed the detection of a high column density absorber ($N_H \approx 10^{23}$ cm$^{-2}$) in the form of a K-shell absorpti... |
---
abstract: 'In the first paper of this series, we study the level population problem of recombining carbon ions. We focus our study on high quantum numbers anticipating observations of Carbon Radio Recombination Lines to be carried out by the LOw Frequency ARray (LOFAR). We solve the level population equation includ... |
---
abstract: '3D visualization is an important data analysis and knowledge discovery tool, however, interactive visualization of large 3D astronomical datasets poses a challenge for many existing data visualization packages. We present a solution to interactively visualize larger-than-memory 3D astronomical data cubes... |
---
abstract: 'Gutzwiller-projected BCS wave function or the resonating-valence-bond (RVB) state in the 2D extended $t-J$ model is investigated by using the variational Monte Carlo technique. We show that the results of ground-state energy and excitation spectra calculated in the grand-canonical scheme allowing particl... |
---
abstract: 'Two opposite chiralities of Dirac electrons in a 2D graphene sheet strongly modify Friedel oscillations: the electrostatic potential around a single, non-magnetic impurity in graphene decays much faster than in 2D electron gas. In the semiclassical regime, $k_F r\gg 1$, where $k_F$ is the Fermi momentum,... |
---
author:
- 'J. F. Mahlmann[^1], M. A. Aloy, V. Mewes, P. Cerdá-Durán'
bibliography:
- 'literature.bib'
date: 'Received *Month Day, Year*; accepted *Month Day, Year*'
title: 'Computational General Relativistic Force-Free Electrodynamics: II. Characterization of Numerical Diffusivity'
---
Introduction {#sec:Introduct... |
---
abstract: 'Auto-encoding and generative models have made tremendous successes in image and signal representation learning and generation. These models, however, generally employ the full Euclidean space or a bounded subset (such as $[0,1]^l$) as the latent space, whose geometry is often too simplistic to meaningful... |
---
abstract: 'We highlight phenomenological aspects of Verlinde’s recent proposal to account for the mass anomalies in galactic systems without dark matter – in particular in their relation to MOND. Welcome addition to the MOND lore as it is, this approach has reproduced, so far, only a small fraction of MOND phenomen... |
---
abstract: 'We report on a search for gravitational waves from coalescing compact binaries using LIGO and Virgo observations between July 7, 2009 and October 20, 2010. We searched for signals from binaries with total mass between $2$ and $25~\Msun$; this includes binary neutron stars, binary black holes, and binarie... |
---
abstract: 'The present status of the efforts to determine the nuclear equation of state from results of heavy ion reactions and from astrophysical observations is reviewed.'
author:
- Jörg Aichelin
- 'Jürgen Schaffner-Bielich'
title: The Quest for the Nuclear Equation of State
---
Introduction
============
Theory... |
---
abstract: 'Energy system models have become indispensable tools for planning future energy systems by providing insights into different development trajectories. However, sustainable systems with high shares of renewable energy are characterized by growing cross-sectoral interdependencies and decentralized structur... |
---
abstract: 'Using an efficient cluster approach, we study the physics of two-dimensional lattice bosons in a strong magnetic field in the regime where the tunneling is much weaker than the on-site interaction strength. We study both dilute, hard core bosons at filling factors much smaller than unity occupation per s... |
---
abstract: 'Interactive multi-view video streaming (IMVS) services permit to remotely immerse within a 3D scene. This is possible by transmitting a set of reference camera views (anchor views), which are used by the clients to freely navigate in the scene and possibly synthesize additional viewpoints of interest. Fr... |
---
abstract: 'We discuss Lie-Tresse theorem for the pseudogroup of diffeomorphisms acting on the space of (pseudo-)Riemannian metrics, and relate this to existence of Killing vector fields. Then we discuss the impact of symmetry in the general case.'
address: 'Institute of Mathematics and Statistics, University of Tro... |
---
abstract: 'A correlated random walk approach to diffusion is applied to the disordered non-overlapping Lorentz gas. By invoking the Lu-Torquato theory for chord-length distributions in random media \[J. Chem. Phys. [**98**]{}, 6472 (1993)\], an analytic expression for the diffusion constant in arbitrary number of d... |
---
abstract: 'A permutation is (1-23-4)-avoiding if it contains no four entries, increasing left to right, with the middle two adjacent in the permutation. Here we give a 2-variable recurrence for the number of such permutations, improving on the previously known 4-variable recurrence. At the heart of the proof is a b... |
---
abstract: 'For the Casimir piston filled with an inhomogeneous medium, the Casimir energy is regularized and expressed with cylinder kernel coefficients by using the first-order perturbation theory. When the refraction index of the medium is smoothly inhomogeneous (i.e., derivatives of all orders exist), logarithmi... |
---
abstract: 'In this article, we exploit the theory of graded module category with semi-infinite character developed by Soergel in [@Soe] to study representations of the infinite dimensional Lie algebras of vector fields $W(n), S(n)$ and $H(n)$ $(n\geq 2)$, and obtain the description of indecomposable tilting modules... |
---
abstract: |
In this paper we obtain necessary conditions and sufficient conditions for the solvability of the problem $$({\rm P})\qquad
\left\{
\begin{array}{ll}
\partial_t u=\Delta u,\qquad & x\in{\bf R}^N_+,\,\,\,t>0,\vspace{3pt}\\
\partial_\nu u=u^p, & x\in\partial{\bf R}^N_+,\,\,\,t>0,\vspac... |
=1
*In memory of the late Professor John E. Roberts.*
Introduction
============
This article was initiated from the meeting of the two authors and their respective interests in easy quantum groups and the fixed point algebra construction. Let us start by reminders on the setting of the present article.
*Compact qua... |
---
abstract: |
As a model of trapping by biased motion in random structure, we study the time taken for a biased random walk to return to the root of a subcritical Galton-Watson tree. We do so for trees in which these biases are randomly chosen, independently for distinct edges, according to a law that satisfies a... |
[ **STRUCTURES DE POISSON SUR LES VARIÉTÉS\
ALGÉBRIQUES DE DIMENSION TROIS**]{}
Stéphane DRUEL
DMI-École Normale Supérieure\
45 rue d’Ulm\
75005 PARIS\
e-mail: `druel@clipper.ens.fr`
$\centerline{{\Large\textbf{\S0 Introduction}}}$\
Soit $X$ une variété algébrique lisse sur le corps $\mathbb{C}$ des nombres complexe... |
\
[<span style="font-variant:small-caps;">Abstract.</span>]{} The possibility of defining sesquilinear forms starting from one or two sequences of elements of a Hilbert space is investigated. One can associate operators to these forms and in particular look for conditions to apply representation theorems of sesquiline... |
---
abstract: |
Estimates of the cosmic star formation rate and of cluster metallicities independently imply that at $z \la 0.5$ the gas in the universe has substantial average metallicity: $1/10 \la Z/Z_\odot
\la 1/3$ for $\Omega_{gas} = 0.05$. This metal density probably cannot be contained in known solar-m... |
---
abstract: 'We present a general quantum algorithm for solving finite-horizon dynamic programming problems. Up to polylogarithmic factors, our algorithm provides a quadratic quantum advantage in terms of the number of states of a given dynamic programming problem. This speedup comes at the expense of the appearance ... |
---
abstract: 'Protons gain energy in short range collisions with heavier dark matter particles (DMPs) of comparable velocity dispersion. We examine the conditions under which the heating of baryons by scattering off DMPs can offset radiative cooling in the cores of galaxy clusters. Collisions with a constant cross sec... |
---
abstract: 'We report the electronic structure of YbB$_6$, a recently predicted moderately correlated topological insulator, measured by angle-resolved photoemission spectroscopy. We directly observed linearly dispersive bands around the time-reversal invariant momenta $\overline{\Gamma}$ and $\overline{X}$ with neg... |
---
abstract: 'We solve the single particle Dirac equation with a particular confining potential and comment its significance from the point of view of the quantum field theory. We show that the solutions describe a complex physical system made of independent constituents: a free particle and aof an effective field rep... |
---
bibliography:
- 'refs.bib'
---
[ **Self-consistent theory of many-body localisation in a quantum spin chain with long-range interactions** ]{}
Sthitadhi Roy^1,2,\*^ and David E. Logan^1,3^
[**1**]{} Physical and Theoretical Chemistry, Oxford University, South Parks Road,\
Oxford OX1 3QZ, United Kingdom\
[**2**]{... |
---
abstract: 'Pattern self-assembly tile set synthesis ([[[<span style="font-variant:small-caps;">Pats</span>]{}]{}]{}) is a combinatorial optimization problem which aim at minimizing a rectilinear tile assembly system (RTAS) that uniquely self-assembles a given rectangular pattern, and is known to be [[NP]{}]{}-hard.... |
---
abstract: 'Low-mass planets are known to undergo Type I migration and this process must have played a key role during the evolution of planetary systems. Analytical formulae for the disc torque have been derived assuming that the planet evolves on a fixed circular orbit. However, recent work has shown that in isoth... |
---
abstract: 'For a $C^{1}$ degree two latitude preserving endomorphism $f$ of the $2$-sphere, we show that $f$ has $2^{n}$ periodic points.'
address:
- |
Charles Pugh\
Department of Mathematics\
University of Chicago\
5734 S. University Ave.\
Chicago, Illinois 60637\
USA\
pugh@math.uchicag... |
---
abstract: 'We make certain bounds in Krebs’ proof of Cobham’s theorem explicit and obtain corresponding upper bounds on the length of a common prefix of an aperiodic $a$-automatic sequence and an aperiodic $b$-automatic sequence, where $a$ and $b$ are multiplicatively independent. We also show that an automatic seq... |
---
abstract: 'One says that a smooth manifold $M$ of dimension $m$ is a pseudo-Riemannian manifold of signature $(p,q)$ if the tangent bundle $TM$ is equipped with a smooth non-degenerate symmetric inner product $g$ of signature $(p,q)$ where $p+q=m$. Similarly one says that $M$ is an affine manifold if $TM$ is equipp... |
---
abstract: |
The eccentricity can be still large in the final stage of large-mass-ratio-inspiral event. Modified gravity theories generically predict a violation of Lorentz invariance, which may lead to a dispersion phenomenon for propagation of gravitational waves. In this Letter, we demonstrate that this dispe... |
---
abstract: 'We present detailed three-dimensional radiative-hydrodynamical models of the well known irradiated exoplanet HD189733b. Our model solves the fully compressible Navier-Stokes equations coupled to wavelength-dependent radiative transfer throughout the entire planetary envelope. We provide detailed comparis... |
---
abstract: 'We consider the problem of Diophantine approximation on semisimple algebraic groups by rational points with restricted numerators and denominators and establish a quantitative approximation result for all real points in the group by rational points with any prescribed denominator and an almost prime nume... |
---
abstract: 'Experiments studying vibrational effects on electronic transport through single molecules have observed several seemingly inconsistent behaviors, ranging from up to 30 harmonics of a vibrational frequency in one experiment, to an absence of higher-harmonic peaks in another. We study the different manifes... |
---
abstract: 'We propose a scenario that explains the apparent nitrogen deficiency in comets in a way consistent [**with the fact that the surfaces of Pluto and Triton are dominated by nitrogen-rich ice**]{}. We use a statistical thermodynamic model to investigate the composition of the successive multiple guest clath... |
---
abstract: 'We present the results of NICMOS imaging of two massive galaxies photometrically selected to have old stellar populations at $z\sim2.5$. Both galaxies are dominated by apparent disks of old stars, although one of them also has a small bulge comprising about 1/3 of the light at rest-frame 4800 Å. The pres... |
---
abstract: 'Hausdorff relation, topologically identifying points in a given space, belongs to elementary tools of modern mathematics. We show that if subtle enough mathematical methods are used to analyze this relation, the conclusions may be far-reaching and illuminating. Examples of situations in which the Hausdor... |
---
abstract: 'We compare the noise in interferometric measurements of the Vela pulsar from ground- and space-based antennas with theoretical predictions. The noise depends on both the flux density and the interferometric phase of the source. Because the Vela pulsar is bright and scintillating, these comparisons extend... |
---
abstract: 'We study the class $\mathcal C$ of symmetric functions whose coefficients in the Schur basis can be described by generating functions for sets of tableaux with fixed shape. Included in this class are the Hall-Littlewood polynomials, $k$-atoms, and Stanley symmetric functions; functions whose Schur coeffi... |
---
abstract: 'We derive the inclusive transverse spectrum of minijets in nuclear collisions at very high energies, by assuming that the nuclear $S$-matrix factorizes as a product elastic $S$-matrices of elementary partonic collisions. Interference effects and, in particular, the contribution of loop diagrams are fully... |
---
abstract: 'We study the inverse proximity effect in a bilayer consisting of a thin [$s$- or $d$-wave]{} superconductor (S) and a topological insulator (TI). Integrating out the topological fermions of the TI, we find that spin-orbit coupling is induced in the S, which leads to spin-triplet $p$-wave ($f$-wave) corre... |
---
abstract: 'We introduce a new OpenMath content dictionary named “tensor1” containing symbols for the expression of tensor formulas. These symbols support the expression of non-Cartesian coordinates and invariant, multilinear expressions in the context of coordinate transformations. While current OpenMath symbols su... |
---
abstract: 'The analytic quadrupole octupole axially symmetric model, which had successfully predicted $^{226}$Ra and $^{226}$Th as lying at the border between the regions of octupole deformation and octupole vibrations in the light actinides using an infinite well potential (AQOA-IW), is made applicable to a wider ... |
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