Results 21 to 30 of about 502,181 (273)

Form-factors of exponential fields in the sine-Gordon model [PDF]

open access: yes, 1997
An integral representation for form-factors of exponential fields in the sine-Gordon model is proposed.Comment: 8 pages, harvmac.tex, added the formula (25) for two soliton form-factors at the reflectionless ...
Berg B.   +3 more
core   +2 more sources

Convolutions involving the exponential function and the exponential integral [PDF]

open access: yesMathematica Moravica, 2015
The exponential integral ei(λx) and its associated functions ei+(λx) and ei-(λx) are defined as locally summable functions on the real line and their derivatives are found as distributions.
Fisher Brian, Al-Sirehy Fatma
doaj  

Statistical analysis of time-resolved emission from ensembles of semiconductor quantum dots: Interpretation of exponential decay models [PDF]

open access: yes, 2006
We present a statistical analysis of time-resolved spontaneous emission decay curves from ensembles of emitters, such as semiconductor quantum dots, with the aim of interpreting ubiquitous non-single-exponential decay. Contrary to what is widely assumed,
Driel, A.F. van   +5 more
core   +4 more sources

Hermite–Hadamard-Type Inequalities for Convex Functions via the Fractional Integrals with Exponential Kernel

open access: yesMathematics, 2019
In this paper, we establish three fundamental integral identities by the first- and second-order derivatives for a given function via the fractional integrals with exponential kernel.
Xia Wu, JinRong Wang, Jialu Zhang
doaj   +1 more source

A QUADRUPLE INTEGRAL INVOLVING THE EXPONENTIAL LOGARITHM OF QUOTIENT RADICALS IN TERMS OF THE HURWITZ-LERCH ZETA FUNCTION

open access: yesUral Mathematical Journal, 2022
With a possible connection to integrals used in General Relativity, we used our contour integral method  to write a closed form solution for a quadruple integral involving exponential functions and  logarithm of quotient radicals.
Robert Reynolds, Allan Stauffer
doaj   +1 more source

Feynman--Kac formula for the heat equation driven by fractional noise with Hurst parameter $H<1/2$ [PDF]

open access: yes, 2012
In this paper, a Feynman-Kac formula is established for stochastic partial differential equation driven by Gaussian noise which is, with respect to time, a fractional Brownian motion with Hurst parameter ...
Hu, Yaozhong, Lu, Fei, Nualart, David
core   +2 more sources

Some Hadamard-Type Integral Inequalities Involving Modified Harmonic Exponential Type Convexity

open access: yesAxioms, 2023
The term convexity and theory of inequalities is an enormous and intriguing domain of research in the realm of mathematical comprehension. Due to its applications in multiple areas of science, the theory of convexity and inequalities have recently ...
Asif Ali Shaikh   +4 more
doaj   +1 more source

Uniform asymptotics for the incomplete gamma functions starting from negative values of the parameters [PDF]

open access: yes, 1996
We consider the asymptotic behavior of the incomplete gamma functions gamma(-a,-z) and Gamma(-a,-z) as a goes to infinity. Uniform expansions are needed to describe the transition area z~a in which case error functions are used as main approximants.
Temme, Nico M.
core   +3 more sources

Generalizations and applications of Young’s integral inequality by higher order derivatives

open access: yesJournal of Inequalities and Applications, 2019
In the paper, the authors 1.generalize Young’s integral inequality via Taylor’s theorems in terms of higher order derivatives and their norms, and2.apply newly-established integral inequalities to estimate several concrete definite integrals, including a
Jun-Qing Wang, Bai-Ni Guo, Feng Qi
doaj   +1 more source

Exponential Convergence Bounds using Integral Quadratic Constraints

open access: yes, 2015
The theory of integral quadratic constraints (IQCs) allows verification of stability and gain-bound properties of systems containing nonlinear or uncertain elements.
Boczar, Ross   +2 more
core   +1 more source

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