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we propose and demonstrate a fast, robust method for using satellite images to localize an unmanned aerial vehicle ( uav ). previous work using satellite images has large storage and computation costs and is unable to run in real time. in this work, we collect google earth ( ge ) images for a desired flight path offlin... | arxiv:2102.05692 |
spin - wave resonance measurements were performed in the mixed magnetic phase regime of a pd - doped ferh epilayer that appears as the first - order ferromagnetic - antiferromagnetic phase transition takes place. it is seen that the measured value of the exchange stiffness is suppressed throughout the measurement range... | arxiv:1807.01615 |
machine learning algorithms may have disparate impacts on protected groups. to address this, we develop methods for bayes - optimal fair classification, aiming to minimize classification error subject to given group fairness constraints. we introduce the notion of \ emph { linear disparity measures }, which are linear ... | arxiv:2402.02817 |
we bring together a cavity - enhanced light - matter interface with a multimode interferometer ( mmi ) integrated onto a photonic chip and demonstrate the potential of such hybrid systems to tailor distributed entanglement in a quantum network. the mmi is operated with pairs of narrowband photons produced a priori dete... | arxiv:1803.10222 |
ocean worlds, or icy bodies in the outer solar system that have or once had subsurface liquid water oceans, are among the most compelling topics of astrobiology. typically, confirming the existence of a subsurface ocean requires close spacecraft observations. however, combining our understanding of the chemistry that t... | arxiv:2312.07278 |
the low - lying energy levels of proton - rich $ ^ { 56 } $ cu have been extracted using in - beam $ \ gamma $ - ray spectroscopy with the state - of - the - art $ \ gamma $ - ray tracking array gretina in conjunction with the s800 spectrograph at the national superconducting cyclotron laboratory at michigan state univ... | arxiv:1704.07941 |
as the world changes, we need to be able to update our models and correct false information without costly retraining. knowledge - based model editing enables precise modifications to the weights of large language models in order to modify the information encoded within. recent approaches have seen success in enabling ... | arxiv:2502.10626 |
stability of the value function and the set of minimizers w. r. t. the given data is a desirable feature of optimal transport problems. for the classical kantorovich transport problem, stability is satisfied under mild assumptions and in general frameworks such as the one of polish spaces. however, for the martingale t... | arxiv:2101.06964 |
in an increasingly connected world, the resilience of networked dynamical systems is important in the fields of ecology, economics, critical infrastructures, and organizational behaviour. whilst we understand small - scale resilience well, our understanding of large - scale networked resilience is limited. recent resea... | arxiv:1808.05975 |
we study power - set operations on classes of trees and tree algebras. our main result consists of a distributive law between the tree monad and the upwards - closed power - set monad, in the case where all trees are assumed to be linear. for non - linear ones, we prove that such a distributive law does not exist. | arxiv:2207.00563 |
each element has a right inverse ( which is e { \ displaystyle e } for both elements ). furthermore, this operation is associative ( since the product of any number of elements is always equal to the rightmost element in that product, regardless of the order in which these operations are applied ). however, ( g, â‹… ) { ... | https://en.wikipedia.org/wiki/Group_(mathematics) |
in this note, we initiate the concept of dehn functions for a family of finite groups. we investigate the dehn function for some specific families of finite polycyclic groups. we also consider related notions of spherical dehn function and mean dehn function for family of finite simple cyclic groups. | arxiv:2403.16096 |
we introduce a new criterion, the rank selection criterion ( rsc ), for selecting the optimal reduced rank estimator of the coefficient matrix in multivariate response regression models. the corresponding rsc estimator minimizes the frobenius norm of the fit plus a regularization term proportional to the number of para... | arxiv:1004.2995 |
the discretization of cahn - hilliard equation with obstacle potential leads to a block 2 by 2 non - linear system, where the p1, 1q block has a non - linear and non - smooth term. recently a globally convergent newton schur method was proposed for the non - linear schur complement corresponding to this non - linear sy... | arxiv:1709.10339 |
the cpt theorem originally proven by l \ " uders and pauli ensures the equality of masses, lifetimes, magnetic moments and cross sections of any particle and its antiparticle. we show that in a lorentz invariant quantum field theory described by its lagrangian, cpt - violating interaction alone does not split the masse... | arxiv:2310.16008 |
we prove that a certain type of stably causal space times are bi continuous posets. | arxiv:1404.4200 |
let $ g $ be a split connected reductive group defined over $ \ mathbb { z } $. let $ f $ be a locally compact non - archimedean field with residue characteristic $ p $. for a locally compact non - archimedean field $ f ' $ that is sufficiently close to $ f $, d. kazhdan establishes an isomorphism between the hecke alg... | arxiv:2504.18893 |
skew density matrices can be diagonalized to yield probability interpretation. the power - counting prediction of perturbative qcd is found consistent with recent cebaf data on $ f _ 2 ( q ^ 2 ) / f _ 1 ( q ^ 2 ) $ | arxiv:hep-ph/0206074 |
according to time - dependent density functional theory, the exact exchange - correlation kernel f $ _ { xc } $ ( n, q, $ \ omega $ ) determines not only the ground - state energy but also the excited - state energies / lifetimes and time - dependent linear density response of an electron gas of uniform density n $ = $... | arxiv:2004.09324 |
the extremely large - scale massive multiple - input multiple - output ( xl - mimo ) has the potential to achieve boosted spectral efficiency and refined spatial resolution for future wireless networks. however, channel estimation for xl - mimo is challenging since the large number of antennas results in high computati... | arxiv:2312.04602 |
it is demonstrated in the framework of the dipole - quadrupole theory, that strong quadrupole light - molecule interaction, which is responsible for the most enhancement of sehrs in the methane molecule, which belongs to the symmetry group, experiences so - called electrodynamical forbiddance due to electrodynamical la... | arxiv:1402.6833 |
real - world imaging systems acquire measurements that are degraded by noise, optical aberrations, and other imperfections that make image processing for human viewing and higher - level perception tasks challenging. conventional cameras address this problem by compartmentalizing imaging from high - level task processi... | arxiv:1701.06487 |
relativistic many - body methods at different levels of approximations are employed to gain insights into the passage of the electron correlations from lower to higher levels in the accurate determination of the electric dipole polarizability ( $ \ alpha _ d $ ) and electric dipole moment ( edm ) due to the electron - ... | arxiv:1408.4337 |
we give a general description of the structure of a discrete double groupoid ( with an extra, quite natural, filling condition ) in terms of groupoid factorizations and groupoid 2 - cocycles with coefficients in abelian group bundles. our description goes as follows : to any double groupoid, we associate an abelian gro... | arxiv:math/0602497 |
theoretical predictions for the cosmic antiproton spectrum currently fall short of the corresponding experimental level of accuracy. among the main sources of uncertainty are the antiproton production cross sections in cosmic ray inelastic interactions. we analyse existing data on antiproton production in $ pp $ scatte... | arxiv:1408.0288 |
in this article we extend the framework of execution of concurrent functions on different abstract levels from previous work with communication between the concurrent functions. we classify the communications and identify problems that can occur with these communications. we present solutions for the problems based on ... | arxiv:1111.5172 |
in this paper, we introduce a definition of bv functions in a gelfand triple which is an extension of the definition of bv functions in [ 2 ] by using dirichlet form theory. by this definition, we can consider the stochastic reflection problem associated with a self - adjoint operator $ a $ and a cylindrical wiener pro... | arxiv:1011.3996 |
models in which the 750 gev resonance ( $ s $ ) decays to two light axion - like particles ( alps $ a $ ), which in turn decay to collimated photons mimicking the observed signal, are motivated by hidden valley scenarios and could also provide a mechanism by which a $ s \ to \ gamma \ gamma $ signal persists while $ s ... | arxiv:1606.06375 |
the aryabhatta research institute of observational sciences ( aries ), a premier autonomous research institute under the department of science and technology, government of india has a legacy of about seven decades with contributions made in the field of observational sciences namely atmospheric and astrophysics. the s... | arxiv:2207.02710 |
a general method is described for finding algebraic expressions for matrix elements of any one - and two - particle operator for an arbitrary number of subshells in an atomic configuration, requiring neither coefficients of fractional parentage nor unit tensors. it is based on the combination of second quantization in ... | arxiv:physics/0405101 |
the primary objective of the study of unidentified egret sources with integral is to locate with a few arcminute accuracy the hard x - ray / soft gamma - ray counterparts within the egret error circle or to determine upper limits on their emission in the integral energy range. the integral galactic plane scan ( gps ) a... | arxiv:astro-ph/0403676 |
the $ la _ { 1 - x } sr _ x mno _ 3 $ system with $ 0. 2 \ lesssim x \ lesssim 0. 4 $ has traditionally been modelled with a ` ` double exchange ' ' hamiltonian, in which it is assumed that the only relevant physics is the tendency of carrier hopping to line up neighboring spins. we present a solution of the double exc... | arxiv:cond-mat/9501034 |
the phase diagram of the fully frustrated xy model on a honeycomb lattice is shown to incorporate three different ordered phases. in the most unusual of them, a long - range order is related not to the dominance of a particular periodic vortex pattern but to the orientation of zero - energy domain walls separating doma... | arxiv:1112.3723 |
in the field of recommender systems ( rs ), neural collaborative filtering represents a significant milestone by combining matrix factorization and deep neural networks to achieve promising results. traditional methods like matrix factorization often rely on linear models, limiting their capability to capture complex i... | arxiv:2412.12110 |
soap films hanging from a wire frame are studied in the framework of capillarity theory. minimizers in the corresponding variational problem are known to consist of positive volume regions with boundaries of constant mean curvature / pressure, possibly connected by " collapsed " minimal surfaces. we prove here that col... | arxiv:2002.06273 |
in this work we propose a novel composite method for accurate calculation of the energies of many - electron atoms. the dominant contribution to the energy ( pair energies ) are calculated by using explicitly correlated factorisable coupled cluster theory. instead of the usual gaussian - type geminals for the expansion... | arxiv:1805.04901 |
finite difference methods ( fd ) are one of the oldest and simplest methods for solving partial differential equations ( pde ). block finite difference methods ( bfd ) are fd methods in which the domain is divided into blocks, or cells, containing two or more grid points, with a different scheme used for each grid poin... | arxiv:2407.03338 |
we obtain analytical expressions for the eigenstates and the landau level spectrum of biased graphene bilayers in a magnetic field. the calculations are performed in the context of a four - band continuum model and generalize previous approximate results. solutions are presented for the spectrum as a function of interl... | arxiv:0708.0843 |
rna design aims to find a sequence that folds with highest probability into a designated target structure. however, certain structures are undesignable, meaning no sequence can fold into the target structure under the default ( turner ) rna folding model. understanding the specific local structures ( i. e., " motifs " ... | arxiv:2402.17206 |
a software architecture aimed at coordinating a team of heterogeneous aerial vehicles for inspection and maintenance operations in high - voltage power line scenarios is presented in this paper. a hierarchical approach deals with high - level tasks by planning and executing complex missions requiring vehicles to suppor... | arxiv:2302.04751 |
this work is concerned with freidlin - wentzell type large deviation principle for a family of multi - scale quasilinear and semilinear stochastic partial differential equations. employing the weak convergence method and khasminskii ' s time discretization approach, the laplace principle ( equivalently, large deviation... | arxiv:2102.10855 |
smart grids are critical cyber - physical systems that are vital to our energy future. smart grids ' fault resilience is dependent on the use of advanced protection systems that can reliably adapt to changing conditions within the grid. the vast amount of operational data generated and collected in smart grids can be u... | arxiv:2302.14126 |
in this paper we present a detailed comparison of the bottom production in gluon - - gluon, photon - - gluon, photon - - photon, pomeron - - gluon, pomeron - - pomeron and pomeron - - photon interactions at the lhc. the transverse momentum, pseudo - - rapidity and $ \ xi $ dependencies of the cross sections are calcula... | arxiv:1511.07688 |
what is certain is that surface temperatures around the globe vary considerably, regardless of the time scales or underlying causes. since 1850, we have observed an average increase in global surface temperature anomalies of 1. 2 $ ^ { \ circ } $ and a median increase of 0. 7 $ ^ { \ circ } $ : this overall difference ... | arxiv:2409.09765 |
orthogonal frequency division multiplexing ( ofdm ) - based waveforms are used for communication links in many current and emerging internet of things ( iot ) applications, including the latest wifi standards. for such ofdm - based transceivers, many core physical layer functions related to channel estimation, demappin... | arxiv:2205.06159 |
the arapuca is a novel technology for the detection of liquid argon scintillation light, which has been proposed for the far detector of the deep underground neutrino experiment. the x - arapuca is an improvement to the original arapuca design, retaining the original arapuca concept of photon trapping inside a highly r... | arxiv:1804.01407 |
open - access optical microcavities are fabry - perot type cavities consisting of two micrometer - size mirrors, separated by an air ( or vacuum ) gap typically of a few micrometers. compared to integrated microcavities, this configuration is more flexible as the relative position of the two mirrors can be tuned, allow... | arxiv:2308.02545 |
we propose an algorithm, that scales with the fifth power of the system size, for computing the second - order dispersion energy for monomers described with multiconfigurational wave functions. this scaling can be achieved when the number of virtual ( unoccupied ) orbitals largely exceeds the number of active orbitals,... | arxiv:2306.01547 |
we analyze longitudinal pion spectra from \ sqrt { s _ { nn } } = 2 gev to \ sqrt { s _ { \ rm nn } } = 20 gev within landau ' s hydrodynamical model and the urqmd hybrid approach. from the measured data on the widths of the pion rapidity spectra, we extract the sound velocity c _ s ^ 2 in the dense stage of the reacti... | arxiv:1207.2792 |
the ground state of qcd with two flavors ( up and down quarks ) at finite baryon density in sufficiently strong magnetic field is in a form of either a chiral soliton lattice ( csl ), an array of solitons stacked along the magnetic field, or a domain - wall skyrmion phase in which skyrmions are spontaneously created on... | arxiv:2406.14419 |
we quantize the generalized - witt algebra in characteristic 0 with its lie bialgebra structures discovered by song - su ( \ cite { gy } ). via a modulo p reduction and a modulo " p - restrictedness " reduction process, we get 2 ^ n { - } 1 families of truncated p - polynomial noncocommutative deformations of the restr... | arxiv:math/0602281 |
chapter prepared for the book " astrophysics ", isbn 979 - 953 - 307 - 389 - 6, intech publishers ( in press ). | arxiv:1111.0695 |
property graphs have reached a high level of maturity, witnessed by multiple robust graph database systems as well as the ongoing iso standardization effort aiming at creating a new standard graph query language ( gql ). yet, despite documented demand, schema support is limited both in existing systems and in the first... | arxiv:2211.10962 |
heterogeneous information networks ( hins ) become popular in recent years for its strong capability of modelling objects with abundant information using explicit network structure. network embedding has been proved as an effective method to convert information networks into lower - dimensional space, whereas the core ... | arxiv:2104.02433 |
to explore the hypothesis that kic 8462852 ' s aperiodic dimming is caused by artificial megastructures in orbit ( wright et al. 2015 ), rather than a natural cause such as cometary fragments in a highly elliptical orbit ( marengo et al. 2015 ), we searched for electromagnetic signals from kic 8462852 indicative of ext... | arxiv:1512.02388 |
a simplified model of clonal plant growth is formulated, motivated by observations of spatial structures in posidonia oceanica meadows in the mediterranean sea. two levels of approximation are considered for the scale - dependent feedback terms. both take into account mortality and clonal, or vegetative, growth as well... | arxiv:2001.00224 |
the measured capacitance, modulus and strength of carbon nanotube - polyaniline ( cnt - pani ) composite electrodes render them promising candidates for structural energy storage devices. here, cnt - pani composite electrodes are manufactured with electrodeposition of pani onto the bundle network of cnt mats produced v... | arxiv:2106.09097 |
we show that a zero - sum - free sequence of length $ n $ over an abelian group spans at least $ 2n $ distinct subsequence sums, unless it possesses a rigid, easily - described structure. | arxiv:2110.01081 |
has been processed into its final form. these characteristics, taken together and related through the laws of thermodynamics and kinetics, govern a material ' s microstructure and thus its properties. = = history = = some scholars trace the origins of natural science as far back as pre - literate human societies, where... | https://en.wikipedia.org/wiki/Natural_science |
10 ^ { 24 } \ : \ mathrm { yr } } $ for the $ 2 \ nu \ beta \ beta $ mode. these represent the most stringent limits on the dbd of $ ^ { 130 } $ te to excited states and improve by a factor $ \ sim5 $ the previous results on this process. | arxiv:2101.10702 |
in the cuprate and iron - pnictide systems, valence changes induce high - temperature superconductivity while the local structural chemistry and local spin order both independently generate the attractive interactions responsible for the high transition temperature. we argue that together they favor d - wave singlet su... | arxiv:0807.1673 |
end - to - end tts requires a large amount of speech / text paired data to cover all necessary knowledge, particularly how to pronounce different words in diverse contexts, so that a neural model may learn such knowledge accordingly. but in real applications, such high demand of training data is hard to be satisfied an... | arxiv:2110.09698 |
transition helicity amplitudes $ \ gamma _ { v } nn ^ * $ ( electrocouplings ) were determined for prominent excited proton states with masses below 1. 8 gev in independent analyses of major meson electroproduction channels : $ \ pi ^ { + } n $, $ \ pi ^ 0p $ and $ \ pi ^ + \ pi ^ - p $. consistent results on resonance... | arxiv:1108.1125 |
we report the discovery of a very cool d / sdl7 + t7. 5p common proper motion binary system, sdss j1416 + 13ab, found by cross - matching the ukidss large area survey data release 5 against the sloan digital sky survey data release 7. the d / sdl7 is blue in j - h and h - k and has other features suggestive of low - me... | arxiv:1001.4393 |
gamma - ray bursts ( grbs ) are luminous and violent phenomena in the universe. traditionally, long grbs are expected to be produced by the collapse of massive stars and associated with supernovae. however, some low - redshift long grbs have no detection of supernova association, such as grbs 060505, 060614 and 111005a... | arxiv:1712.02556 |
we investigate the motion of a hard cylinder rolling down a soft inclined plane. the cylinder is subjected to a viscous drag force and stochastic fluctuations due to the surrounding medium. in a wide range of parameters we observe bistability of the rolling velocity. in dependence on the parameters, increasing noise le... | arxiv:cond-mat/0403646 |
in this paper, we apply the coordinate increment discrete gradient ( cidg ) method to solve the lorentz force system which can be written as a non - canonical hamiltonian system. then we can obtain a new energy - preserving cidg - i method for the system. the cidg - i method can combine with its adjoint method cidg - i... | arxiv:2403.17322 |
question answering ( qa ) systems are among the most important and rapidly developing research topics in natural language processing ( nlp ). a reason, therefore, is that a qa system allows humans to interact more naturally with a machine, e. g., via a virtual assistant or search engine. in the last decades, many qa sy... | arxiv:2209.12617 |
given a bounded measurable function $ \ sigma $ on $ \ mathbb { r } ^ n $, we let $ t _ \ sigma $ be the operator obtained by multiplication on the fourier transform by $ \ sigma $. let $ 0 < s _ 1 \ le s _ 2 \ le \ cdots \ le s _ n < 1 $ and $ \ psi $ be a schwartz function on the real line whose fourier transform $ \... | arxiv:2008.11490 |
we present an augmented version of our dual messenger algorithm for spin field reconstruction on the sphere, while accounting for highly non - trivial and realistic noise models such as modulated correlated noise. we also describe an optimization method for the estimation of noise covariance from monte carlo simulation... | arxiv:1906.10704 |
linear and non - linear surface waves on a ferrofluid cylinder surrounding a current - carrying wire are investigated. suppressing the rayleigh - plateau instability of the fluid column by the magnetic field of a sufficiently large current in the wire axis - symmetric surface deformations are shown to propagate without... | arxiv:physics/0512185 |
a search for charged higgs bosons produced via vector boson fusion and decaying into w and z bosons using proton - proton collisions at sqrt ( s ) = 13 tev is presented. the data sample corresponds to an integrated luminosity of 15. 2 inverse femtobarns collected with the cms detector in 2015 and 2016. the event select... | arxiv:1705.02942 |
printed and digitally displayed photos have the ability to hide imperceptible digital data that can be accessed through internet - connected imaging systems. another way to think about this is physical photographs that have unique qr codes invisibly embedded within them. this paper presents an architecture, algorithms,... | arxiv:1904.05343 |
energy harvesting from evaporation has become a hot topic in the last couple of years. researchers have speculated on several possible mechanisms. electrokinetic energy conversion is the least hypothetical one. the basics of pressure - driven electrokinetic phenomena of streaming current and streaming potential have lo... | arxiv:2206.04945 |
we construct the solution to the periodic cauchy problem of the schr \ " odinger flow on the sphere. such construction of solutions is formulated explicitly and therefore a geometric algorithm of solving this periodic cauchy problem follows. theoretical and experimental results will be discussed. | arxiv:1905.06013 |
we present high resolution mid - infrared ( mid - ir ; 11. 7 and 17. 65 micron ) maps of the central 400 pc region of the starburst galaxy m82. seven star forming clusters are identified which together provide ~ 15 % of the total mid - ir luminosity of the galaxy. combining the mid - ir data with thermal radio measurem... | arxiv:astro-ph/0311297 |
we propose a framework for analysing transmission channels in a large class of dynamic models. we formulate our approach both using graph theory and potential outcomes, which we show to be equivalent. our method, labelled transmission channel analysis ( tca ), allows for the decomposition of total effects captured by i... | arxiv:2405.18987 |
for the first time, the interior and spectroscopic evolution of a massive star is analyzed from the zero - age main sequence ( zams ) to the pre - supernova ( sn ) stage. for this purpose, we combined stellar evolution models using the geneva code and atmospheric models using cmfgen. with our approach, we were able to ... | arxiv:1401.7322 |
numerical results for the polaron dispersion are presented for an arbitrary number of space dimensions. upper and lower bounds are calculated for the dispersion curves. they are rather close to each other in the cases of small electron - phonon couplings usual for real polar materials. to describe the dispersion in oth... | arxiv:0706.4264 |
the hohenberg - kohn theorem, a cornerstone of electronic density functional theory, concerns uniqueness of external potentials yielding given ground densities of an $ { \ mathcal n } $ - body system. the problem is rigorously explored in a universe of three - dimensional kato - class potentials, with emphasis on trade... | arxiv:1412.3876 |
this is a detailed analysis of invariant measures for one - dimensional dynamical systems with random switching. in particular, we prove smoothness of the invariant densities away from critical points and describe the asymptotics of the invariant densities at critical points. | arxiv:1406.5425 |
by considering an extended double - exchange model with spin - orbit coupling ( soc ), we derive a general form of the berry phase $ \ gamma $ that electrons pick up when moving around a closed loop. this form generalizes the well - known result valid for su ( 2 ) invariant systems, $ \ gamma = \ omega / 2 $, where $ \... | arxiv:1909.13338 |
we study the rate of decay of the probability of error for distinguishing between a sparse signal with noise, modeled as a sparse mixture, from pure noise. this problem has many applications in signal processing, evolutionary biology, bioinformatics, astrophysics and feature selection for machine learning. we let the m... | arxiv:1509.07566 |
the thermally activated creep motion of an elastic interface weakly driven on a disordered landscape is one of the best examples of glassy universal dynamics. its understanding has evolved over the last 30 years thanks to a fruitful interplay between elegant scaling arguments, sophisticated analytical calculations, eff... | arxiv:2001.11464 |
planning the maintenance of nuclear power plants is a complex optimization problem, involving a joint optimization of maintenance dates, fuel constraints and power production decisions. this paper investigates mixed integer linear programming ( milp ) matheuristics for this problem, to tackle large size instances used ... | arxiv:1812.08598 |
the unresolved transition array ( uta ) of iron m - shell ions is a prominent absorption feature in the x - ray spectrum of many active galactic nuclei ( agns ). modeling photoionized plasmas in attempt to match the observed silicon and oxygen lines fail to predict the level of ionization of iron as inferred by this fe... | arxiv:astro-ph/0311604 |
in an earlier work made by the first author with j. turi ( degenerate dirichlet problems related to the invariant measure of elasto - plastic oscillators, amo, 2008 ), the solution of a stochastic variational inequality modeling an elasto - perfectly - plastic oscillator has been studied. the existence and uniqueness o... | arxiv:1112.4124 |
the fifth generation of the radio access network ( ran ) has brought new services, technologies, and paradigms with the corresponding societal benefits. however, the energy consumption of 5g networks is today a concern. in recent years, the design of new methods for decreasing the ran power consumption has attracted in... | arxiv:2212.04318 |
a set $ a $ in a finite dimensional euclidean space is \ emph { monovex } if for every two points $ x, y \ in a $ there is a continuous path within the set that connects $ x $ and $ y $ and is monotone ( nonincreasing or nondecreasing ) in each coordinate. we prove that every open monovex set as well as every closed mo... | arxiv:1609.08844 |
understanding the interfacial properties of aerosol particles is important for science and medicine, crucial for air quality, human health, and environmental chemistry. qian et al. presented vibrational sum frequency scattering ( sfs ) measurements of organic molecules on aerosol particles. $ ^ { 1 } $ relating an aero... | arxiv:2206.01470 |
a closed contact manifold is called besse when all its reeb orbits are closed, and zoll when they have the same minimal period. in this paper, we provide a characterization of besse contact forms for convex contact spheres and riemannian unit tangent bundles in terms of $ s ^ 1 $ - equivariant spectral invariants. furt... | arxiv:1909.03310 |
in this work, we revisit the classical holling type ii three species food chain model from a different viewpoint. two critical parameters { \ lambda } 1 and { \ lambda } 2 dependent on all parameters are defined. the existence and local stabilities of all equilibria can be reformulated by { \ lambda } 1 and { \ lambda ... | arxiv:2109.05420 |
we apply the pade technique to find rational approximations to % \ [ h ^ { \ pm } ( q _ 1, q _ 2 ) = \ sum _ { k = 1 } ^ \ infty \ frac { \ q _ 1 ^ k } { 1 \ pm \ q _ 2 ^ k }, 0 < q _ 1, q _ 2 < 1, q _ 1 \ in \ mathbb { q }, q _ 2 = 1 / p _ 2, p _ 2 \ in \ mathbb { n } \ setminus \ { 1 \ }. \ ] % a separate section is ... | arxiv:math/0701345 |
using the superlattice ( sl ) eigenvalues $ e _ { \ mu, \ nu } ^ { c, v } $ and eigenfunctions $ \ varphi _ { \ mu \ nu } ^ { c, v } ( z ) $, obtained within the theory of finite periodic systems, where $ \ mu $ indicates the subbands and $ \ nu $ the intra - subband levels, we calculate optical transitions in sls and ... | arxiv:1607.02686 |
the game tree languages can be viewed as an automata - theoretic counterpart of parity games on graphs. they witness the strictness of the index hierarchy of alternating tree automata, as well as the fixed - point hierarchy over binary trees. we consider a game tree language of the first non - trivial level, where eve ... | arxiv:0902.1732 |
in this paper, we construct stochastic symplectic runge - - kutta ( ssrk ) methods of high strong order for hamiltonian systems with additive noise. by means of colored rooted tree theory, we combine conditions of mean - square order 1. 5 and symplectic conditions to get totally derivative - free schemes. we also achie... | arxiv:1601.04161 |
a comparative study of fission of actinides specially $ ^ { 238 } $ u, by proton and bremsstrahlung photon is performed. relative mass distribution of $ ^ { 238 } $ u fission fragments have been explored theoretically for both proton and photon induced fission. the integrated yield along with charge distribution of the... | arxiv:1608.05241 |
let $ a = k [ x _ 1,..., x _ n ] $ denote the polynomial ring in $ n $ variables over a field $ k $ of characteristic 0 with each $ \ deg x _ i = 1 $. given arbitrary integers $ i $ and $ j $ with $ 2 \ leq i \ leq n $ and $ 3 \ leq j \ leq n $, we will construct a monomial ideal $ i \ subset a $ such that ( i ) $ \ be... | arxiv:math/0509403 |
in 2003, martin and woodcock noticed a connection between the representation theory of the blob algebra and the kazhdan - - lusztig polynomials associated with the infinite dihedral group. however, no conceptual explanation for this coincidence has yet been provided. in this study, a possible explanation of this phenom... | arxiv:1904.08346 |
the results of heat - capacity, magnetic susceptibility, electrical resistivity and magnetoresistance $ ( \ delta \ rho / \ rho ) $ measurements on the compounds tb $ _ 2 $ pdsi $ _ 3 $ and dy $ _ 2 $ pdsi $ _ 3 $, are reported. the results establish that these compounds undergo long - range magnetic ordering ( presuma... | arxiv:cond-mat/9811387 |
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