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Hypergeometric series, truncated hypergeometric series, and Gaussian hypergeometric functions [PDF]

open access: yes, 2015
In this paper, we investigate the relationships among hypergeometric series, truncated hypergeometric series, and Gaussian hypergeometric functions through some families of `hypergeometric' algebraic varieties that are higher dimensional analogues of ...
Deines, Alyson   +4 more
core   +2 more sources

ϵ-expansion of multivariable hypergeometric functions appearing in Feynman integral calculus

open access: yesNuclear Physics B, 2023
We present a new methodology, suitable for implementation on computer, to perform the ϵ-expansion of hypergeometric functions with linear ϵ dependent Pochhammer parameters in any number of variables.
Souvik Bera
doaj   +1 more source

Implementation of summation theorems of Andrews and Gessel-Stanton

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2023
Generalized hypergeometric functions and their natural generalizations in one and several variables appear in many mathematical problems and their applications.
M.I. Qureshi, T.R. Shah
doaj   +1 more source

Summation formulas for Fox-Wright function [PDF]

open access: yesDiscrete Mathematics & Theoretical Computer Science, 2018
By means of inversion techniques and several known hypergeometric series identities, summation formulas for Fox-Wright function are explored. They give some new hypergeometric series identities when the parameters are specified.
Chuanan Wei, Lily Li Liu, Dianxuan Gong
doaj   +1 more source

GKZ hypergeometric systems of the three-loop vacuum Feynman integrals

open access: yesJournal of High Energy Physics, 2023
We present the Gel’fand-Kapranov-Zelevinsky (GKZ) hypergeometric systems of the Feynman integrals of the three-loop vacuum diagrams with arbitrary masses, basing on Mellin-Barnes representations and Miller’s transformation. The codimension of derived GKZ
Hai-Bin Zhang, Tai-Fu Feng
doaj   +1 more source

Derivatives of any Horn-type hypergeometric functions with respect to their parameters

open access: yesNuclear Physics B, 2020
We consider the derivatives of Horn hypergeometric functions of any number of variables with respect to their parameters. The derivative of such a function of n variables is expressed as a Horn hypergeometric series of n+1 infinite summations depending ...
Vladimir V. Bytev, Bernd A. Kniehl
doaj   +1 more source

Analytical expression for the exact curved surface area and volume of hyperboloid of two sheets via Mellin-Barnes type contour integration [PDF]

open access: yesJournal of Mahani Mathematical Research, 2023
In this article, we aim at obtaining the analytical expression (not previously found and recorded in the literature) for the exact curved surface area of a hyperboloid of two sheets in terms of Appell's double hypergeometric function of second kind and ...
M.A. Pathan, M. Qureshi, Javid Majid
doaj   +1 more source

Multidimensional Matrix Inversions and Elliptic Hypergeometric Series on Root Systems [PDF]

open access: yes, 2020
Multidimensional matrix inversions provide a powerful tool for studying multiple hypergeometric series. In order to extend this technique to elliptic hypergeometric series, we present three new multidimensional matrix inversions.
Rosengren, Hjalmar   +1 more
core   +2 more sources

SOME PROPERTIES OF HORN TYPE SECOND ORDER DOUBLE HYPERGEOMETRIC SERIES [PDF]

open access: yesVestnik KRAUNC: Fiziko-Matematičeskie Nauki, 2018
Horn [1931, Hypergeometrische Funktionen zweier Veranderlichen, Math. Ann.,105(1), 381-407], (corrections in Borngasser [1933, Uber hypergeometrische funkionen zweier Veranderlichen, Dissertation, Darmstadt], defined and investigated ten second order ...
Anvar Hasanov   +2 more
doaj   +1 more source

On some new inequalities and fractional kinetic equations associated with extended gauss hypergeometric and confluent hypergeometric function

open access: yesInternational Journal of Mathematics for Industry, 2023
Fractional kinetic equations are of immense importance in describing and solving numerous intriguing problems of physics and astrophysics. Inequalities are important topics in special functions.
Ankita Chandola, Rupakshi Mishra Pandey
doaj   +1 more source

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