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The aim of this paper is to apply generalized operators of fractional integration and differentiation involving Appell's function $F_{3}(:)$ due to Marichev-Saigo-Maeda (MSM), to the Jacobi type orthogonal polynomials. The results are…

经典分析与常微分方程 · 数学 2017-09-26 K. S. Nisar

Recent work has shown the surprising power of low-degree sandwiching polynomial approximators in the context of challenging learning settings such as learning with distribution shift, testable learning, and learning with contamination. A…

机器学习 · 计算机科学 2026-03-02 Adam R. Klivans , Konstantinos Stavropoulos , Arsen Vasilyan

We use the AdS/CFT correspondence to calculate three point functions of chiral primary operators at large N in d=3, N=8 and d=6, N=(2,0) superconformal field theories. These theories are related to the infrared fixed points of world-volume…

高能物理 - 理论 · 物理学 2009-10-31 Fiorenzo Bastianelli , Roberto Zucchini

We provide a one-to-one correspondence between line operators and states in four-dimensional CFTs with continuous 1-form symmetries. In analogy with 0-form symmetries in two dimensions, such CFTs have a free photon realisation and enjoy an…

高能物理 - 理论 · 物理学 2024-06-06 Diego M. Hofman , Stathis Vitouladitis

We introduce analytic functionals which act on the crossing equation for CFTs in arbitrary spacetime dimension. The functionals fully probe the constraints of crossing symmetry on the first sheet, and are in particular sensitive to the OPE,…

高能物理 - 理论 · 物理学 2020-05-20 Miguel F. Paulos

We propose new linear combinations of compositions of a basic second-order scheme with appropriately chosen coefficients to construct higher order numerical integrators for differential equations. They can be considered as a generalization…

数值分析 · 数学 2024-04-25 Sergio Blanes , Fernando Casas , Luke Shaw

A Morse 2-function is a generic smooth map from a manifold M of arbitrary finite dimension to a surface B. Its critical set maps to an immersed collection of cusped arcs in B. The aim of this paper is to explain exactly when it is possible…

几何拓扑 · 数学 2019-12-04 Jonathan D. Williams

We study analytically the constraints of the conformal bootstrap on the low-lying spectrum of operators in field theories with global conformal symmetry in one and two spacetime dimensions. We introduce a new class of linear functionals…

高能物理 - 理论 · 物理学 2017-05-24 Dalimil Mazac

We study $S_N$-invariant four-point functions with two generic multi-cycle fields and two twist-2 fields, at the free orbifold point of the D1-D5 CFT. We derive the explicit factorization of these functions following from the action of the…

高能物理 - 理论 · 物理学 2022-04-27 Andre Alves Lima , G. M. Sotkov , M. Stanishkov

This paper introduces Generalized Fourier transform (GFT) that is an extension or the generalization of the Fourier transform (FT). The Unilateral Laplace transform (LT) is observed to be the special case of GFT. GFT, as proposed in this…

信号处理 · 电气工程与系统科学 2022-04-06 Pushpendra Singh , Anubha Gupta , Shiv Dutt Joshi

We prove the existence of common hypercyclic, entire functions for certain uncountable families of traslation type operators with relative large gaps.

泛函分析 · 数学 2014-12-03 Nikos Tsirivas

We show that many important convex matrix functions can be represented as the partial infimal projection of the generalized matrix fractional (GMF) and a relatively simple convex function. This representation provides conditions under which…

最优化与控制 · 数学 2019-05-13 James V. Burke , Yuan Gao , Tim Hoheisel

Two and three-point functions of primary fields in four dimensional CFT have a simple space-time dependences factored out from the combinatoric structure which enumerates the fields and gives their couplings. This has led to the formulation…

高能物理 - 理论 · 物理学 2022-02-22 Robert de Mello Koch , Sanjaye Ramgoolam

We introduce the concept of the touching of two multifunctions on a real Hilbert space, and deduce that certain multifunctions on the space have a unique fixed point. These result are applied to the theory of genaralized cycles and…

泛函分析 · 数学 2022-03-02 Stephen Simons

This paper introduces an efficient algorithm for computing the general oscillatory matrix functions. These computations are crucial for solving second-order semi-linear initial value problems. The method is exploited using the scaling and…

数值分析 · 数学 2024-06-11 Dongping Li , Xue Wang , Xiuying Zhang

Supporting multiple partial computations efficiently at each of the workers is a keystone in distributed coded computing in order to speed up computations and to fully exploit the resources of heterogeneous workers in terms of…

信息论 · 计算机科学 2024-11-25 Jesús Gómez-Vilardebó , Burak Hasırcıoğlu , Deniz Gündüz

Generalized Fourier series with orthogonal polynomial bases have useful applications in several fields, including differential equations, pattern recognition, and image and signal processing. However, computing the generalized Fourier…

数值分析 · 数学 2015-02-09 Ashley Prater

Marginal polytopes are important geometric objects that arise in statistics as the polytopes underlying hierarchical log-linear models. These polytopes can be used to answer geometric questions about these models, such as determining the…

组合数学 · 数学 2023-12-06 Jane Ivy Coons , Joseph Cummings , Benjamin Hollering , Aida Maraj

To compute solutions of sparse polynomial systems efficiently we have to exploit the structure of their Newton polytopes. While the application of polyhedral methods naturally excludes solutions with zero components, an irreducible…

符号计算 · 计算机科学 2014-05-05 Danko Adrovic , Jan Verschelde

The polynomial partitioning method of Guth and Katz [arXiv:1011.4105] has numerous applications in discrete and computational geometry. It partitions a given $n$-point set $P\subset\mathbb{R}^d$ using the zero set $Z(f)$ of a suitable…

数据结构与算法 · 计算机科学 2015-07-20 Jiri Matousek , Zuzana Patakova