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We determine the singular locus of the Lauricella function $F_C$ by utilizing the theory of $D$-modules and Gr\"obner basis. The $A$-hypergeometric system associated to $F_C$ is also discussed.

Classical Analysis and ODEs · Mathematics 2011-11-01 Ryohei Hattori , Nobuki Takayama

In this paper, we aim to present new extensions of incomplete gamma, beta, Gauss hypergeometric, confluent hypergeometric function and Appell-Lauricella hypergeometric functions, by using the extended Bessel function due to Boudjelkha [4].…

Classical Analysis and ODEs · Mathematics 2019-12-10 Abbas Hafida , Azzouz Abdelhalim , Zahaf Mohammed Brahim , Belmekki Mohamed

For Gaussian hypergeometric functions $F(x)= F(a,b;c;x),$ $a,b,c>0,$ we consider the quotient $ Q_F(x,y)= (F(x)+F(y))/F(z)$ and the difference $ D_F(x,y)= F(x)+F(y)-F(z)$ for $0<x,y<1$ with $z=x+y-xy \,.$ We give best possible bounds for…

Classical Analysis and ODEs · Mathematics 2011-06-15 Slavko Simić , Matti Vuorinen

We present a new methodology, suitable for implementation on computer, to perform the $\epsilon$-expansion of hypergeometric functions with linear $\epsilon$ dependent Pochhammer parameters in any number of variables. Our approach allows…

Mathematical Physics · Physics 2023-03-28 Souvik Bera

Algorithms for the computation of the real zeros of hypergeometric functions which are solutions of second order ODEs are described. The algorithms are based on global fixed point iterations which apply to families of functions satisfying…

Numerical Analysis · Mathematics 2025-10-20 Amparo Gil , Wolfram Koepf , Javier Segura

We motivate the use of differentiable probabilistic programming techniques in order to account for the large model-space inherent to astrophysical $\gamma$-ray analyses. Targeting the longstanding Galactic Center $\gamma$-ray Excess (GCE)…

High Energy Astrophysical Phenomena · Physics 2026-04-13 Siddharth Mishra-Sharma , Tracy R. Slatyer , Yitian Sun , Yuqing Wu

In this paper, a higher order finite difference scheme is proposed for Generalized Fractional Diffusion Equations (GFDEs). The fractional diffusion equation is considered in terms of the generalized fractional derivatives (GFDs) which uses…

Numerical Analysis · Mathematics 2022-06-08 Kamlesh Kumar , Rajesh K. Pandey

The Wright function, which arises in the theory of the space-time fractional diffusion equation, is an interesting mathematical object which has diverse connections with other special and elementary functions. The Wright function provides a…

Classical Analysis and ODEs · Mathematics 2023-07-07 Dimiter Prodanov

Transcendental Liouvillian extensions are differential fields, in which one can model poly-logarithmic, hyperexponential, and trigonometric functions, logarithmic integrals, and their (nested) rational expressions. For such an extension…

Symbolic Computation · Computer Science 2026-02-04 Shaoshi Chen , Hao Du , Yiman Gao , Hui huang , Wenqiao Li , Ziming Li

The goal of this paper is to raise the possibility that there exists a meaningful theory of `motives' associated to certain hypergeometric integrals, viewed as functions of their parameters. It goes beyond the classical theory of motives,…

Algebraic Geometry · Mathematics 2024-08-27 Francis Brown , Clément Dupont

In this paper, we study some extended hypergeometric functions from matrix point of view. We have given the integral representations of these matrix functions. Finally, we obtain some generating function relations using fractional…

Classical Analysis and ODEs · Mathematics 2020-11-03 Ashish Verma , Ravi Dwivedi , Vivek Sahai

Hypergeometric functions provide a useful representation of Feynman diagrams occuring in precision phenomenology. In dimension regularization, the epsilon-expansion of these functions about d=4 is required. We discuss the current status of…

High Energy Physics - Phenomenology · Physics 2008-10-06 S. A. Yost , M. Yu. Kalmykov , B. F. L. Ward

We elaborate on the expansion of hypergeometric functions about rational parameters, where we focus mainly on the integer and half-integer case. The strategy and the basic steps of a recently developed algorithm for the expansion about…

High Energy Physics - Phenomenology · Physics 2008-11-26 T. Huber

The paper is an investigation of the analytic properties of a new class of special functions that appear in the kernels of a class of integral operators underlying the dynamics of matter relaxation processes in attractive fields. These…

Classical Analysis and ODEs · Mathematics 2020-02-18 Dmitrii B. Karp , Yuri B. Melnikov , Irina V. Turuntaeva

The objective of this short note is to provide two closed-form evaluations for the generalized hypergeometric function $_4F_3$ of the argument $\frac1{16}$. This is achieved by means of separating a generalized hypergeometric function…

Classical Analysis and ODEs · Mathematics 2025-01-14 Arjun K. Rathie , Mykola A. Shpot

Modeling complex spatial networks with multiscale heterogeneity poses significant mathematical and computational challenges. Lacking explicit PDE discretizations and facing excessive degrees of freedom, conventional methods often become…

Numerical Analysis · Mathematics 2026-05-12 Yingjie Zhou , Xiang Zhong , Changqing Ye , Eric T. Chung

In this paper we present a decision procedure for computing pFq hypergeometric solutions for third order linear ODEs, that is, solutions for the classes of hypergeometric equations constructed from the 3F2, 2F2, 1F2 and 0F2 standard…

Classical Analysis and ODEs · Mathematics 2008-04-15 Edgardo S. Cheb-Terrab , Austin D. Roche

Geometric programming problem is a powerful tool for solving some special type non-linear programming problems. It has a wide range of applications in optimization and engineering for solving some complex optimization problems. Many…

Data Structures and Algorithms · Computer Science 2010-03-25 A. K. Ojha , K. K. Biswal

In this article, we describe a new algorithm for the expansion of hypergeometric functions about half-integer parameters. The implementation of this algorithm for certain classes of hypergeometric functions in the already existing…

High Energy Physics - Phenomenology · Physics 2008-11-26 T. Huber , D. Maître

Fractional vector calculus is discussed in the spherical coordinate framework. A variation of the Legendre equation and fractional Bessel equation are solved by series expansion and numerically. Finally, we generalize the hypergeometric…

Mathematical Physics · Physics 2010-01-19 Ming-Fan Li , Ji-Rong Ren , Tao Zhu