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Related papers: Stokes Polytopes and Intersection Theory

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We investigate the distribution of relative velocities between small heavy particles of different sizes in turbulence by analysing a statistical model for bidisperse turbulent suspensions, containing particles with two different Stokes…

Fluid Dynamics · Physics 2017-12-20 J. Meibohm , L. Pistone , K. Gustavsson , B. Mehlig

The Clifford spectrum is a form of joint spectrum for noncommuting matrices. This theory has been applied in photonics, condensed matter and string theory. In applications, the Clifford spectrum can be efficiently approximated using…

Operator Algebras · Mathematics 2023-11-30 Alexander Cerjan , Terry A. Loring

We compute Stokes matrices and monodromy for the quantum cohomology of projective spaces. We prove that the Stokes' matrix of the quantum cohomology coincides with the Gram matrix in the theory of derived categories of coherent sheaves.

Algebraic Geometry · Mathematics 2009-10-31 D. Guzzetti

Plahte identities are monodromy relations between open string scattering amplitudes at tree level derived from the Koba-Nielsen formula. We represent these identities by polygons in the complex plane. These diagrams make manifest the…

High Energy Physics - Theory · Physics 2021-04-21 Pongwit Srisangyingcharoen , Paul Mansfield

The mechanism of Stokes shift in semiconductor quantum dots is investigated by calculating the energy of the excitonic states. We have taken into account all possible contributions to the total electronic energy in the dot, i.e, dielectric…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Anjana Bagga , P. K. Chattopadhyay , Subhasis Ghosh

Algorithms for convex feasibility find or approximate a point in the intersection of given closed convex sets. Typically there are only finitely many convex sets, but the case of infinitely many convex sets also has some applications. In…

Optimization and Control · Mathematics 2019-05-22 T. Yung Kong , Homeira Pajoohesh , Gabor T. Herman

We describe a practical algorithm for computing the Stokes multipliers of a linear differential equation with polynomial coefficients at an irregular singular point of single level one. The algorithm follows a classical approach based on…

Mathematical Software · Computer Science 2026-01-09 Michèle Loday-Richaud , Marc Mezzarobba , Pascal Remy

Polarimetric studies of pulsar radio emission traditionally concentrate on how the Stokes vector (I, Q, U, V) varies with pulse longitude, with special emphasis on the position angle (PA) swing of the linearly polarized component. The…

Solar and Stellar Astrophysics · Physics 2011-03-08 C. T. Y. Chung , A. Melatos

We transform superstring scattering amplitudes into the correlation functions of primary conformal fields on two-dimensional celestial sphere. The points on celestial sphere are associated to the asymptotic directions of (light-like)…

High Energy Physics - Theory · Physics 2018-10-17 Stephan Stieberger , Tomasz R. Taylor

We call a real multi-dimensional array a {\em tensor} for short. In enumerating vertices of the polytopes of stochastic tensors, different approaches have been used: {(1)} Combinatorial method via Latin squares; {(2)} Analytic (topological)…

Combinatorics · Mathematics 2021-11-09 Fuzhen Zhang , Xiao-Dong Zhang

We compute the proton-proton multiplicity distributions at LHC energies in the framework of a multiple scattering model assuming a Poisson distribution for each inelastic collision. Multiple scattering is essential to broaden the…

High Energy Physics - Phenomenology · Physics 2013-01-16 A. Capella , E. G. Ferreiro

We derive formulas and algorithms for Kitaev's invariants in the periodic table for topological insulators and superconductors for finite disordered systems on lattices with boundaries. We find that K-theory arises as an obstruction to…

Mesoscale and Nanoscale Physics · Physics 2015-08-11 Terry A. Loring

The paper shows an inf-sup stability property for several well-known 2D and 3D Stokes elements on triangulations which are not fitted to a given smooth or polygonal domain. The property implies stability and optimal error estimates for a…

Numerical Analysis · Mathematics 2017-04-24 Johnny Guzmán , Maxim Olshanskii

We explain how to compute top-dimensional intersections of psi-classes on moduli spaces of m-stable curves. On the moduli spaces of Deligne-Mumford stable pointed curves of genus one, these intersection numbers are determined by two…

Algebraic Geometry · Mathematics 2018-08-29 David Ishii Smyth

We consider an inverse elastic scattering problem of simultaneously reconstructing a rigid obstacle and the excitation sources using near-field measurements. A two-phase numerical method is proposed to achieve the co-inversion of multiple…

Numerical Analysis · Mathematics 2023-07-19 Yan Chang , Yukun Guo , Hongyu Liu , Deyue Zhang

In this short note we prove a formula for local heights on elliptic curves over number fields in terms of intersection theory on a regular model over the ring of integers.

Number Theory · Mathematics 2014-01-28 Vincenz Busch , Jan Steffen Müller

We address polarization coherence in terms of correlations of Stokes variables. We develop an scalar polarization mutual coherence function that allows us to define a polarization coherence time. We find a suitable spectral polarization…

Optics · Physics 2024-01-17 Alfredo Luis

This article investigates the intersection numbers of the moduli space of p-spin curves with the help of matrix models. The explicit integral representations that are derived for the generating functions of these intersection numbers…

Mathematical Physics · Physics 2020-07-15 E. Brezin , S. Hikami

Scattering amplitudes which describe the interaction of physical states play an important role in determining physical observables. In string theory the physical states are given by vibrations of open and closed strings and their…

High Energy Physics - Theory · Physics 2021-05-19 S. Stieberger

Complex analytical structure of Stokes wave for two-dimensional potential flow of the ideal incompressible fluid with free surface and infinite depth is analyzed. Stokes wave is the fully nonlinear periodic gravity wave propagating with the…

Fluid Dynamics · Physics 2022-06-03 S. A. Dyachenko , P. M. Lushnikov , A. O. Korotkevich
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