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Related papers: An extended Cauchy integral

200 papers

We present a broader framework for the Cauchy identity derived from the determinant expansion of collocation matrices. This approach yields an infinite family of identities, where the original Cauchy identity stands as a particular case. To…

Combinatorics · Mathematics 2024-12-31 Pablo Diaz , Esmeralda Mainar

In this paper, we study the class of one dimensional singular integrals that converge in the sense of Cauchy principal value. In addition, we present a simple method for approximating such integrals.

Numerical Analysis · Mathematics 2019-06-11 N. T. Tran

This article describes some aspects of Cauchy integrals and related geometry of sets and measures in Euclidean spaces, etc.

Classical Analysis and ODEs · Mathematics 2007-05-23 Stephen Semmes

In the present paper we extend the concepts of multiplicative de- rivative and integral to complex-valued functions of complex variable. Some drawbacks, arising with these concepts in the real case, are explained satis- factorily.…

Complex Variables · Mathematics 2011-03-09 Agamirza Bashirov , Mustafa Riza

We consider stochastic versions of the Cauchy exponential functional equation and give a martingale characterization of the general solution.

Probability · Mathematics 2021-12-30 Beso Chikvinidze , Michael Mania , Revaz Tevzadze

In this paper, we first introduce certain forms of extended incomplete Pochhammer symbols which are then used to define families of extended incomplete generalized hypergeometric functions. For these functions, we investigate various…

Classical Analysis and ODEs · Mathematics 2017-01-17 Rakesh Kumar Parmar , R. K. Raina

The problem of representation of elements of weighted space of infinitely differentiable functions on real line by exponential series is considered.

Classical Analysis and ODEs · Mathematics 2016-09-07 I. Kh. Musin

We prove Cauchy's formula for repeated integration on time scales. The obtained relation gives rise to new notions of fractional integration and differentiation on arbitrary nonempty closed sets.

Classical Analysis and ODEs · Mathematics 2021-05-20 Delfim F. M. Torres

Resultants are important special functions used in description of non-linear phenomena. Resultant $R_{r_1, ..., r_n}$ defines a condition of solvability for a system of $n$ homogeneous polynomials of degrees $r_1, ..., r_n$ in $n$…

Algebraic Geometry · Mathematics 2008-07-30 A. Morozov , Sh. Shakirov

Integral transformations are used to estimate high order derivatives of various special functions. Applications are given to numerical integration, where estimates of high order derivatives of the integrand are needed to achieve bounds on…

Numerical Analysis · Mathematics 2007-06-21 David M. Bradley

In the paper, we improve our earlier results concerning the existence, uniqueness and differentiability of a global implicit function. Some application to a Cauchy problem for an integro-differential Volterra system of nonconvolution type,…

Classical Analysis and ODEs · Mathematics 2014-07-16 Dariusz Idczak

A number of new definite integrals involving Bessel functions are presented. These have been derived by finding new integral representations for the product of two Bessel functions of different order and argument in terms of the generalized…

Classical Analysis and ODEs · Mathematics 2016-09-06 M. Lawrence Glasser , Emilio Montaldi

In previous work the framework for a hypercomplex function theory in superspace was established and amply investigated. In this paper a Cauchy integral formula is obtained in this new framework by exploiting techniques from orthogonal…

Complex Variables · Mathematics 2014-02-26 H. De Bie , F. Sommen

Classical computations can not capture the essence of infinite computations very well. This paper will focus on a class of infinite computations called convergent infinite computations}. A logic for convergent infinite computations is…

Logic in Computer Science · Computer Science 2007-05-23 Wei Li , Shilong Ma , Yuefei Sui , Ke Xu

The calculus of finite differences is a solid foundation for the development of operations such as the derivative and the integral for infinite sequences. Here we showed a way to extend it for finite sequences. We could then define…

Discrete Mathematics · Computer Science 2018-11-06 Sérgio Martins Filho

Based on continued fractions with subtractions, we identify the set of real numbers with the set of infinite integer sequences with all terms but the first one greater or equal to two. Each such sequence produces in a canonical way a unique…

Number Theory · Mathematics 2020-10-13 Rinat Kashaev

We extend the Cauchy residue theorem to a large class of domains including differential chains that represent, via canonical embedding into a space of currents, divergence free vector fields and non-Lipschitz curves. That is, while the…

Complex Variables · Mathematics 2011-07-26 Jenny Harrison , Harrison Pugh

We present a systematic study of higher-order Airy-type differential equations providing the explicit form of the solutions, deriving their power series expansions and a probabilistic interpretation. Under suitable convergence hypotheses,…

Probability · Mathematics 2024-10-11 Fabrizio Cinque , Enzo Orsingher

Some identities that involve the elliptic version of the Cauchy matrices are presented and proved. They include the determinant formula, the formula for the inverse matrix, the matrix product identity and the factorization formula.

Mathematical Physics · Physics 2023-05-05 V. Prokofev , A. Zabrodin

Cycle integrals of modular functions are expected to play a role in real quadratic analogue of singular moduli. In this paper, we extend the definition of cycle integrals of modular functions from real quadratic numbers to badly…

Number Theory · Mathematics 2022-11-03 Yuya Murakami