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--- abstract: | Low resolution spectra have been used to measure individual metal abundances of RR Lyrae stars in NGC6441, a Galactic globular cluster known to have very unusual horizontal branch morphology and periods of the RR Lyrae stars for its high metallicity. We find an average metal abundance of \[Fe/H\]=$-...
--- abstract: 'In this article we solve the problem of maximizing the expected utility of future consumption and terminal wealth to determine the optimal pension or life-cycle fund strategy for a cohort of pension fund investors. The setup is strongly related to a DC pension plan where additionally (individual) consump...
--- abstract: 'In this paper we study the effects of noncommutative phase space deformations on the Schwarzschild black hole. This idea has been previously studied in [Friedmann-Robertson-Walker (FRW)]{} cosmology, where this “noncommutativity” provides a simple mechanism that can explain the origin of the cosmological...
--- abstract: | A theory of Ruelle-Pollicott (RP) resonances for stochastic systems is introduced. These resonances are defined as the eigenvalues of the generator (Kolmogorov operator) of a given stochastic system. By relying on the theory of Markov semigroups, decomposition formulas of correlation functions and p...
--- abstract: | The pseudo-Lindley distribution which was introduced in Zeghdoudi and Nedjar (2016) is studied with regards to its upper tail. In that regard, and when the underlying distribution function follows the Pseudo-Lindley law, we investigate the behavior of its values, the asymptotic normality of the Hill...
--- abstract: 'We study the space of orthogonally additive $n$-homogeneous polynomials on $C(K)$. There are two natural norms on this space. First, there is the usual supremum norm of uniform convergence on the closed unit ball. As every orthogonally additive $n$-homogeneous polynomial is regular with respect to the Ba...
--- abstract: 'A detailed study is presented of the decaying solar active region NOAA 10103 observed with the Coronal Diagnostic Spectrometer (CDS), the Michelson Doppler Imager (MDI) and the Extreme-ultraviolet Imaging Telescope (EIT) onboard the [*Solar and Heliospheric Observatory (SOHO)*]{}. Electron density maps f...
--- abstract: 'A two-dimensional periodic array of scatterers has been introduced to a single layer of graphene in the presence of an external magnetic field perpendicular to the graphene layer. The eigenvalue equation for such a system has been solved numerically to display the structure of split Landau subbands as fu...
--- abstract: '[**Abstract**]{} 0.1cm [We show from exact calculations that a simple tight-binding Hamiltonian with diagonal disorder and long-range hopping integrals, falling off as a power $\mu$ of the inter-site separation, correctly describes the experimentally observed amplitude (close to the value of an ordered r...
--- abstract: 'Various integrable geodesic flows on Lie groups are shown to arise by taking moments of a geodesic Vlasov equation on the group of canonical transformations. This was already known for both the one- and two-component Camassa-Holm systems [@GiHoTr2005; @GiHoTr2007]. The present paper extends our earlier w...
--- abstract: 'Existing and planned optical telescopes and surveys can detect artificially-illuminated objects comparable in total brightness to a major terrestrial city out to the outskirts of the Solar System. Orbital parameters of Kuiper belt objects (KBOs) are routinely measured to exquisite precisions of $< 10^{-3...
--- abstract: 'Let $F$ be a field finitely generated and of transcendence degree one over a $p$-adic field, and let $\ell\neq p$ be a prime. Results of Merkurjev and Saltman show that ${{\text{\rm H}}}^2(F,\mu_\ell)$ is generated by ${{\mathbb Z}}/\ell$-cyclic classes. We prove the “${{\mathbb Z}}/\ell$-length” in ${{\...
--- abstract: 'We develop an approximate analytical technique for evaluating the performance of multi-hop networks based on beaconless , a popular standard for wireless sensor networks. The network comprises sensor nodes, which generate measurement packets, relay nodes which only forward packets, and a data sink (base ...
--- abstract: 'We present a comparative study of the (magneto)transport properties, including Hall effect, of bulk, thin film and nanostructured MnSi. In order to set our results in relation to published data we extensively characterize our materials, this way establishing a comparatively good sample quality. Our analy...
--- abstract: 'Let $ T _{P } f (x) = \int e ^{i P (y)} K (y) f (x-y) \; dy $, where $ K (y)$ is a smooth Calderón-Zygmund kernel on $ \mathbb R ^{n}$, and $ P$ be a polynomial. We show that there is a sparse bound for the bilinear form $ \langle T_P f, g \rangle$. This in turn easily implies $ A_p $ inequalities. The...
--- abstract: 'We present deep 3.6 cm radio continuum observations of the H II region NGC 2024 in Orion B obtained using the Very Large Array in its A-configuration, with $0\rlap.{''''}2$ angular resolution. We detect a total of 25 compact radio sources in a region of $4'' \times 4''$. We discuss the nature of these so...
--- abstract: 'The exclusive charge exchange reaction $pD\to n(pp)$ at intermediate and high energies is studied within the Bethe-Salpeter formalism. The final state interaction in the detected at zero-near excitation energy $pp$-pair is described by the $^1S_0$ component of the Bethe-Salpeter amplitude. Results of num...
--- abstract: | We propose a novel space-division based network-coding scheme for multiple-input multiple-output (MIMO) two-way relay channels (TWRCs), in which two multi-antenna users exchange information via a multi-antenna relay. In the proposed scheme, the overall signal space at the relay is divided into two s...
--- abstract: 'This article describes the main mathematical researches performed, in England and in the Continent between 1742-1827, on the subject of hyperbola rectification, thereby adding some of our contributions. We start with the Maclaurin inventions on Calculus and their remarkable role in the early mid 1700s; n...
--- abstract: 'Several recently proposed techniques achieve latency reduction by trading it off for some amount of additional bandwidth usage. But how would one quantify whether the tradeoff is actually beneficial in a given system? We develop an economic cost vs. benefit analysis for answering this question. We use th...
--- author: - 'E. Hernández-Lemus,[@inst1][^1] K. Baca-López,[@inst1] R. Lemus,[@inst1] R. García-Herrera[@inst1]' title: The role of master regulators in gene regulatory networks --- Introduction: Transcriptional master regulators =============================================== Phenotypic conditions in living cells ...
--- abstract: 'We give an elementary proof of a celebrated theorem of Cappell, Lee and Miller which relates the Maslov index of a pair of paths of Lagrangian subspaces to the spectral flow of an associated path of selfadjoint first-order operators. We particularly pay attention to the continuity of the latter path of o...
--- abstract: 'We consider a partially hinged rectangular plate and its normal modes. The dynamical properties of the plate are influenced by the spectrum of the associated eigenvalue problem. In order to improve the stability of the plate, it seems reasonable to place a certain amount of stiffening material in appropr...
--- abstract: 'We review the Batalin-Tyutin approach of quantising second class systems which consists in enlarging the phase space to convert such systems into first class. The quantisation of first class systems, it may be mentioned, is already well founded. We show how the usual analysis of Batalin-Tyutin may be gen...
Introduction ============ Consider a linear chain of $N+1$ interacting fermions described by the Hamiltonian $$\begin{gathered} \hat H= \sum_{k=0}^{N-1} J_k\big(a_k^\dagger a_{k+1}+a_{k+1}^\dagger a_k\big) . \label{Ham2}\end{gathered}$$ The lattice fermions $\{a_{k}, a_{k}^{\dagger}\, |\, k = 0, 1, \ldots, N\}$ obey t...
--- abstract: 'Modified Chaplygin Gas has been successful in describing the cosmic history of the universe from radiation to $\Lambda$CDM in standard cosmology, while particle creation mechanism in nonlinear thermodynamics can be used to explain inflation as well as late time acceleration. The present work is an attemp...
--- abstract: | Let $G$ be a reductive complex Lie group acting holomorphically on normal Stein spaces $X$ and $Y$, which are locally $G$-biholomorphic over a common categorical quotient $Q$. When is there a global $G$-biholomorphism $X\to Y$? If the actions of $G$ on $X$ and $Y$ are what we, with justificatio...
--- author: - 'D. Borisov$^a$ and P. Exner$^{b,c}$' title: '**Exponential splitting of bound states in a waveguide with a pair of distant windows**' --- > [\ > `BorisovDI@ic.bashedu.ru`, `exner@ujf.cas.cz`]{} > [We consider Laplacian in a straight planar strip with Dirichlet boundary which has two Neumann “windows” o...
--- abstract: 'Consistent and reproducible evaluation of Deep Reinforcement Learning (DRL) is not straightforward. In the Arcade Learning Environment (ALE), small changes in environment parameters such as stochasticity or the maximum allowed play time can lead to very different performance. In this work, we discuss the...
--- author: - 'Dai [Aoki]{}$^{1,2}$[^1], Georg [Knebel]{}$^2$, and Jacques [Flouquet]{}$^2$' title: Fermi Surface Instabilities in Ferromagnetic Superconductor URhGe --- Introduction ============ The coexistence of ferromagnetism (FM) and superconductivity (SC) attracts much interest because unconventional supercondu...
--- abstract: 'Observational tests of stellar and Galactic chemical evolution call for the joint knowledge of a star’s physical parameters, detailed element abundances, and precise age. For cool main-sequence (MS) stars the abundances of many elements can be measured from spectroscopy, but ages are very hard to determi...
[**Investment and Consumption without Commitment**]{}\ Ivar Ekeland [^1]\ Department of Mathematics\ The University of British Columbia\ Vancouver, BC, V6T1Z2\ ekeland@math.ubc.ca\ Traian A. Pirvu\ Department of Mathematics\ The University of British Columbia\ Vancouver, BC, V6T1Z2\ tpirvu@math.ubc.ca\ \ [**Abstract....
--- abstract: 'In recent Letters Marzlin and Sanders [@marzlin] and Tong [*et al.*]{} [@tong] study an adiabatically varying Hamiltonian $h(t)$ that generates the time evolution $U(t)$ and its dual $H(t)$ that generates the evolution $U^{\dagger}(t)$. Marzlin and Sanders show that inconsistent results are obtained if a...
--- abstract: | Let $H_0$ and $H$ be a pair of self-adjoint operators satisfying some standard assumptions of scattering theory. It is known from previous work that if $\lambda$ belongs to the absolutely continuous spectrum of $H_0$ and $H$, then the difference of spectral projections $$D(\lambda)={\mathbbm{1}}_{(-...
epsf Inflation has become one of the most successful ideas of high energy cosmology today [@Linde]. Actually most of the current work on experimental cosmology are based on ideas, or designed to test inflationary models [@rmp]. No matter which inflationary model we assume, at the end of this period, it must reheat the...
--- abstract: 'In light of the experimental evidence for the existence of a superfluidity region in a Bose–condensed sodium gas a theoretical model is put forward. It will be shown that the predictions of the present work do match with the extant measurement readouts. As a byproduct we also calculate the speed of sound...
--- abstract: 'We propose a feasible experimental scheme to realize a three-dimensional chiral topological insulator with cold fermionic atoms in an optical lattice, which is characterized by an integer topological invariant distinct from the conventional $\mathbb{Z}_{2}$ topological insulators and has a remarkable mac...
--- abstract: 'We study the anomalously large specific heat jump and its systematic change with pressure in CeCoIn$_5$ superconductor. Starting with the general free energy functional of the superconductor for a coupled electron boson system, we derived the analytic result of the specific heat jump of the strong coupli...
--- abstract: | Suppose $2n$ voters vote sequentially for one of two candidates. For how many such sequences does one candidate have strictly more votes than the other at each stage of the voting? The answer is $\binom{2n}{n}$ and, while easy enough to prove using generating functions, for example, only two combina...
--- abstract: 'We present the solution of the problem of the $1/\Box, \Box \to 0,$ asymptotic terms discovered in the one-loop form factors of the gravitational effective action. Owing to certain constraints among their coefficients, which we establish, these terms cancel in the vacuum stress tensor and do not violate ...
0.7cm UT-754\ TU-505\ hep-ph/9607234\ July, 1996 0.35cm [**Is the ee$\gamma \gamma+/\!\!\!\! E_T$ Event an Evidence of the Light Axino?** ]{} 1.2cm J. Hisano$^{(a)}$[Fellows of the Japan Society for the Promotion of Science.]{}[The address after the next September is, School of Physics and Astronomy, University of M...
--- abstract: 'We present a system of session types based on *adjoint logic* which generalize standard binary session types [@Honda93concur]. Our system allows us to uniformly capture several new behaviors in the space of asynchronous message-passing communication, including *multicast*, where a process sends a single ...
--- address: 'Rutherford Appleton Laboratory, Didcot, Chilton, Oxford, OX11 0QX, UK' author: - 'F.F. WILSON' title: CHARMLESS HADRONIC $B$ DECAYS AT BELLE and --- Introduction. ============= The study of the branching fractions and angular distributions of  decays to hadronic final states without a charm quark probe...
--- abstract: 'This paper presents a geometric description on Lie algebroids of Lagrangian systems subject to nonholonomic constraints. The Lie algebroid framework provides a natural generalization of classical tangent bundle geometry. We define the notion of nonholonomically constrained system, and characterize regula...
--- author: - | $^a$, Jens Zuther $^a$, Sebastian Fischer $^a$, Gerold Busch $^a$, Monica Valencia-S.$^a$, Andreas Eckart$^{a,b}$, Melanie Krips $^b$, Julia Scharwächter $^c$\ 1. Physikalisches Institut, University of Cologne, Germany\ Max-Planck-Institut für Radioastronomie, Germany\ Institut de Radioa...
--- abstract: 'Based on density functional theory calculations, we systematically investigate the behaviors of a H atom in Ag-doped ZnO, involving the preference sites, diffusion behaviors, the electronic structures and vibrational properties. We find that a H atom can migrate to the doped Ag to form a Ag-H complex by ...
--- author: - Matthias Steinmetz - Tomaž Zwitter - Gal Matijevic - Alessandro Siviero - Ulisse Munari title: A comparison between RAVE DR5 and Gaia DR2 Radial Velocities --- The Radial Velocity Experiment ([@2006ApJ...132..1645]) is a massive spectroscopic campaign of some 460000 stars in the southern hemisphere. RAV...
--- abstract: 'Seed black holes formed in the collapse of population III stars have been invoked to explain the presence of supermassive black holes at high redshift. It has been suggested that a seed black hole can grow up to $10^{5\sim 6}\sunm$ through highly super-Eddington accretion for a period of $\sim 10^{6\sim ...
--- abstract: 'Brownian motion in ${\bf R}_+^2$ with covariance matrix $\Sigma$ and drift $\mu$ in the interior and reflection matrix $R$ from the axes is considered. The asymptotic expansion of the stationary distribution density along all paths in ${\bf R}_+^2$ is found and its main term is identified depending on pa...
--- author: - | Joris Raeymaekers\ Institute of Physics of the ASCR,\ Na Slovance 2, 182 21 Prague 8, Czech Republic.\ email: [`joris@fzu.cz`]{} title: Quantization of conical spaces in 3D gravity --- Introduction ============ Pure gravity in 2+1 dimensions with negative cosmological constant has prov...
--- abstract: 'The large two-pion exchange amplitudes are calculated in HB$\chi$PT and their net contribution to the reaction cross section is large.' --- [^1] [*Department of Physics and Astronomy\ University of South Carolina, Columbia, SC 29208* ]{} Refs. [@pmmmk96; @cfmv96] evaluated this reaction at threshold i...
--- abstract: 'Entanglement of formation is a fundamental measure that quantifies the entanglement of bipartite quantum states. This measure has recently been extended into multipartite states taking the name $\alpha$-entanglement of formation. In this work, we follow an analogous multipartite extension for the Gaussia...
--- abstract: | This article describes the implementation of the joint motion estimation and image reconstruction framework presented by Burger, Dirks and Schönlieb and extends this framework to large-scale motion between consecutive image frames.\ The variational framework uses displacements between consecutiv...
--- abstract: | The implementation, deployment and testing of secure services for Internet of Things devices is nowadays still at an early stage. Several frameworks have recently emerged to help developers realize such services, abstracting the complexity of the many types of underlying hardware platforms and softw...
--- abstract: | Over the last years many technological advances were introduced in Internet television to meet user needs and expectations. However due to an overwhelming bandwidth requirements traditional IP-based television service based on simple client-server approach remains restricted to small group of client...
--- abstract: | We present a principal component analysis method which tracks and compensates for short-timescale variability in pulsar profiles, with a goal of improving pulsar timing precision. We couple this with a fast likelihood technique for determining pulse time of arrival, marginalizing over the principal ...
--- abstract: 'We present a Molecular Dynamics study of large Lennard-Jones clusters evolving on a crystalline surface. The static and the dynamic properties of the cluster are described. We find that large clusters can diffuse rapidly, as experimentally observed. The role of the mismatch between the lattice parameters...
--- abstract: 'Temporally localizing actions in a video is a fundamental challenge in video understanding. Most existing approaches have often drawn inspiration from image object detection and extended the advances, e.g., SSD and Faster R-CNN, to produce temporal locations of an action in a 1D sequence. Nevertheless, t...
--- abstract: | We study the problem of the emergence of cooperation in dynamic signed networks where agent strategies coevolve with relational signs and network topology. Running simulations based on an agent-based model, we compare results obtained in a regular lattice initialization with those obtained on a comp...
--- abstract: 'Tensor Minkowski Functionals (TMFs) are tensorial generalizations of the usual Minkowski Functionals which are scalar quantities. We introduce them here for use in cosmological analysis, in particular to analyze the Cosmic Microwave Background (CMB) radiation. They encapsulate information about the shape...
--- abstract: 'The problem of recovering a matrix of low rank from an incomplete and possibly noisy set of linear measurements arises in a number of areas such as quantum state tomography, machine learning and the PhaseLift approach to phaseless reconstruction problems. In order to derive rigorous recovery results, the...
--- abstract: | The circumference $c(G)$ of a graph $G$ is the length of a longest cycle. By exploiting our recent results on resistance of snarks, we construct infinite classes of cyclically $4$-, $5$- and $6$-edge-connected cubic graphs with circumference ratio $c(G)/|V(G)|$ bounded from above by $0.876$, $0.960$...
--- abstract: 'Directional data are constrained to lie on the unit sphere of ${\mathbb{R}}^q$ for some $q\geq 2$. To address the lack of a natural ordering for such data, depth functions have been defined on spheres. However, the depths available either lack flexibility or are so computationally expensive that they can...
--- abstract: | In 1988, I. Beck introduced the notion of a zero-divisor graph of a commutative rings with $1$. There have been several generalizations in recent years. In particular, in 2007 J. Coykendall and J. Maney developed the irreducible divisor graph. Much work has been done on generalized factorization, es...
--- abstract: 'The exchange of two correlated pions or kaons provides the main part of the intermediate-range attraction between two baryons. Here, a dynamical model for correlated two-pion and two-kaon exchange in the baryon-baryon interaction is presented, both in the scalar-isoscalar ($\sigma$) and the vector-isovec...
--- abstract: 'We study the $\chi_{c1} \to \eta \pi^+ \pi^-$ decay, paying attention to the production of $f_0(500)$, $f_0(980)$ and $a_0(980)$ from the final state interaction of pairs of mesons that can lead to these three mesons in the final state, which is implemented using the chiral unitary approach. Very clean a...
\ S. Cecchini$^1$, T. Chiarusi$^1$, G. Giacomelli$^1$, M. Giorgini$^1$, A. Kumar$^{1,4}$, G. Mandrioli$^1$, S. Manzoor$^{1,2,3}$, A. R. Margiotta$^1$, E. Medinaceli$^1$, L. Patrizii$^1$, V. Popa$^{1,5}$, I. E. Qureshi$^{2,3}$, G. Sirri$^1$, M. Spurio$^1$ and V. Togo$^1$   [*1. Phys. Dept. of the University of Bologna...
--- author: - Evgeny Shaverin bibliography: - 'mybibfile.bib' title: 'A breakdown of a universal hydrodynamic relation in Gauss-Bonnet gravity' --- Introduction {#S:Intro} ============ Conformal viscous hydrodynamics {#conformal-viscous-hydrodynamics .unnumbered} ------------------------------- Hydrodynamics is a lo...
--- abstract: 'We study the chemo-dynamical evolution of elliptical galaxies and their hot X-ray emitting gas using high-resolution cosmological simulations. Our Tree N-body/SPH code includes a self-consistent treatment of radiative cooling, star formation, supernovae feedback, and chemical enrichment. We present a ser...
--- abstract: '[**A large variety of interacting complex systems are characterized by interactions occurring between more than two nodes. These systems are described by simplicial complexes. Simplicial complexes are formed by simplices (nodes, links, triangles, tetrahedra etc.) that have a natural geometric interpretat...
--- abstract: 'For quantum fluids, the role of quantum fluctuations may be significant in several regimes such as when the dimensionality is low, the density is high, the interactions are strong, or for low particle numbers. In this paper we propose a fundamentally different regime for enhanced quantum fluctuations wit...
--- abstract: 'Dynamical evolution of quantum mechanical squeezing and entanglement in a two-mode Bose-Einstein condensate (TBEC) with an adiabatic, time-varying Raman coupling is studied by finding analytical expressions for these quantities. In particular, we study the entanglement between the atoms in the condensate...
--- abstract: 'In-plane Nernst signal and resistivity have been measured for three $La_{2-x}Sr_xCuO_4$ single crystals (x=0.09, 0.11 and 0.145) with the magnetic field parallel to c-axis. A quadratic temperature dependence of resistivity, i.e., $\rho=\rho_0+aT^2$ is observed below a certain temperature $T_R$. It is fou...
--- author: - 'L. J. Hadfield' - 'Paul A. Crowther' - 'H. Schild' - 'W. Schmutz' title: 'A Spectroscopic Search for the non-nuclear Wolf-Rayet Population of the metal-rich spiral galaxy M83 [^1]' --- Introduction ============ Massive stars play a major role in the ecology of galaxies via radiative, mechanical and che...
--- abstract: 'Three events in a probability space form a conjunctive fork if they satisfy specific constraints on conditional independence and covariances. Patterns of conjunctive forks within collections of events are characterized by means of systems of linear equations that have positive solutions. This characteriz...
--- abstract: 'This short note aims at (re)proving that the symmetrically normalized graph Laplacian $L=\operatorname{Id}- D^{-1/2}WD^{-1/2}$ (from a graph defined from a Gaussian weighting kernel on a sampled smooth manifold) converges towards the continuous Manifold Laplacian when the sampling become infinitely dense...
--- abstract: 'Quantum batteries are quantum mechanical systems with many degrees of freedom which can be used to store energy and that display fast charging. The physics behind fast charging is still unclear. Is this just due to the collective behavior of the underlying interacting many-body system or does it have its...
--- abstract: 'Theory and observations suggest that star formation occurs hierarchically due to the fragmentation of giant molecular clouds. In this case we would expect substructure and enhanced stellar multiplicity in the primordial cluster. This substructure is expected to decay quickly in most environments, however...
--- abstract: 'Generalization of Pascal’s triangle and its fascinating properties attract the attention of many researchers from the very beginning. Sir Isaac Newton first observed that the first five rows of Pascal’s triangle can be obtained from the power of 11 and claimed without proof that the subsequent rows of Pa...
--- abstract: 'We compare various viewpoints on down-sets (simplicial complexes), illustrating how the combinatorial inclusion-exclusion principle may serve as an alternative to more advanced methods of studying their face numbers.' address: 'Institute of Mathematics, University of Bremen Bibliothekstr. 1, 28359 Bremen...
--- abstract: 'We analyze mechanisms and regimes of wave packet spreading in nonlinear disordered media. We predict that wave packets can spread in two regimes of strong and weak chaos. We discuss resonance probabilities, nonlinear diffusion equations, and predict a dynamical crossover from strong to weak chaos. The cr...
--- abstract: 'General expressions for the longitudinal and transverse resistivities of single-crystalline cubic and tetragonal ferromagnets are derived from a series expansion of the resistivity tensor with respect to the magnetization orientation. They are applied to strained (Ga,Mn)As films, grown on (001)- and (113...
--- abstract: 'A brief review is given of all the Hamiltonians and effective potentials calculated hitherto covering the post-Newtonian (pN) dynamics of a two body system. A method is presented to compare (conservative) reduced Hamiltonians with nonreduced potentials directly at least up to the next-to-leading-pN order...
--- abstract: 'This paper extends the matrix based approach to the setting of multiple subdivision schemes studied in [@Sauer2012]. Multiple subdivision schemes, in contrast to stationary and non-stationary schemes, allow for level dependent subdivision weights and for level dependent choice of the dilation matrices. T...
--- bibliography: - 'refs.bib' title: Automatically Generating Features for Learning Program Analysis Heuristics ---
--- abstract: 'The DFT/vdW-WF method, recently developed to include the Van der Waals interactions in Density Functional Theory (DFT) using the Maximally Localized Wannier functions, is applied to the study of the adsorption of rare-gas atoms (Ne, Ar, Kr, and Xe) on the Cu(111) and Pb(111) surfaces, at three high-symme...
--- abstract: 'One of the most unusual military aircraft programs V / STOL was the Avro VZ-9 “Avrocar”. Designed to be a real flying saucer, the Avrocar was one of the few V / STOL to be developed in complete secrecy. Despite significant changes in the design, during flight tests, the Avrocar was unable to achieve its ...
--- abstract: 'We report on spectral and intensity variability analysis from a [[*Chandra*]{}]{}/ACIS-S observation of the transient, type-I X-ray bursting low-mass X-ray binary Cen X-4. The quiescent X-ray spectrum during this observation is statistically identical to one observed previously with [[[*BeppoSAX*]{}]{}]{...
--- abstract: | We propose and study a number of layer methods for stochastic Navier-Stokes equations (SNSE) with spatial periodic boundary conditions and additive noise. The methods are constructed using conditional probabilistic representations of solutions to SNSE and exploiting ideas of the weak sense numerical...
--- abstract: 'In this article, we prove an “equivalence” between two higher even moments of primes in short intervals under Riemann Hypothesis. We also provide numerical evidence in support of these asymptotic formulas.' author: - Tsz Ho Chan title: Higher moments of primes in short intervals I --- Introduction =====...
--- abstract: 'Complex motions for robots are frequently generated by switching among a collection of individual movement primitives. We use this approach to formulate robot motion plans as sequences of primitives to be executed one after the other. When dealing with *dynamical* movement primitives, besides accomplishi...
--- abstract: 'We present 74 MHz radio continuum observations of the Galactic center region. These measurements show nonthermal radio emission arising from molecular clouds that is unaffected by free-free absorption along the line of sight. We focus on one cloud, G0.13–0.13, representative of the population of molecula...
--- abstract: 'Enhanced quantization offers a different classical/quantum connection than that of canonical quantization in which $\hbar>0$ throughout. This result arises when the only allowed Hilbert space vectors allowed in the quantum action functional are coherent states, which leads to the classical action functio...
--- abstract: 'Synthetic power systems that imitate functional and statistical characteristics of the actual grid have been developed to promote researchers’ access to public system models. Developing time series to represent different operating conditions of these synthetic systems will expand the potential of synthet...
--- abstract: 'We present results from a near/mid IR search for submillimetre galaxies over a region of 6230 sq deg. of the southern sky. We used a cross-correlation of the VISTA Hemispheric Survey (VHS) and the WISE database to identify bright galaxies (K$_s\leq$ 18.2) with near/mid IR colours similar to those of the ...
--- abstract: 'We present the discovery of a hot-Jupiter transiting the $V=9.23$mag main-sequence A-star KELT-17 (BD+14 1881). KELT-17b is a $1.31_{-0.29}^{+0.28}\,M_\mathrm{J}$, $1.645_{-0.055}^{+0.060}\,R_\mathrm{J}$ hot-Jupiter in a 3.08 day period orbit misaligned at $-115.9\pm4.1$ deg to the rotation axis of the s...
--- abstract: 'In the paper we develop a framework for the alternative way of the study of a local geometry of almost cosymplectic manifolds with Kälerian leaves. The main idea is to apply the concept of a geometry and analysis of CR manifolds. Locally the almost cosymplectic manifold is modeled on the ’mixed’ space $\...
--- abstract: 'This paper introduces the Intentional Unintentional (IU) agent. This agent endows the deep deterministic policy gradients (DDPG) agent for continuous control with the ability to solve several tasks simultaneously. Learning to solve many tasks simultaneously has been a long-standing, core goal of artifici...
--- abstract: 'Crowd behaviour analytics focuses on behavioural characteristics of groups of people instead of individuals’ activities. This work considers *human queuing behaviour* which is a specific crowd behavior of groups. We design a plug-and-play system solution to the *queue detection problem* based on Wi-Fi/Bl...
--- abstract: 'We discuss the structure of decoherence-free subsystems for a bosonic channel affected by collective depolarization. A single use of the channel is defined as a transmission of a pair of bosonic modes. Collective depolarization consists in a random linear U(2) transformation of the respective mode operat...