Results 1 to 10 of about 6,019,879 (179)

HOLOMORPHIC EMBEDDING AS ANALYTICAL TECHNIQUE FOR CALCULATING ELECTRIC GRIDS OF OIL AND GAS DEPOSITS

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2020
In order to ensure the required level of reliable operation of oil production, it is necessary to pay attention to the operating conditions of the power system. This is important if we take into account that for extraction of oil and gas powerful sources
Yusup N. Isaev, Dmitry A. Kabalin
doaj   +1 more source

Explicit black hole thermodynamics in natural variables

open access: yesJournal of High Energy Physics, 2023
We consider the general thermal asymptotically flat Kerr-Newman black holes in 4d Einstein-Maxwell theory. Even though their thermodynamics has been understood for decades, the Gibbs free energy and on-shell action are only known implicitly as functions ...
Kiril Hristov
doaj   +1 more source

Domain Identification for Inverse Problem via Conformal Mapping and Fixed Point Methods in Two Dimensions

open access: yesAbstract and Applied Analysis, 2020
In this paper, we present a survey of the inverse eigenvalue problem for a Laplacian equation based on available Cauchy data on a known part Γ0 and a homogeneous Dirichlet condition on an unknown part Γ0 of the boundary of a bounded domain, Ω⊂ℝN.
Fagueye Ndiaye
doaj   +1 more source

Third Hankel Determinant for a Subfamily of Holomorphic Functions Related with Lemniscate of Bernoulli

open access: yesMathematics, 2023
The main goal of this investigation is to obtain sharp upper bounds for Fekete-Szegö functional and the third Hankel determinant for a certain subclass SL∗u,v,α of holomorphic functions defined by the Carlson-Shaffer operator in the unit disk.
Halit Orhan   +2 more
doaj   +1 more source

New Applications of Gegenbauer Polynomials on a New Family of Bi-Bazilevič Functions Governed by the q-Srivastava-Attiya Operator

open access: yesMathematics, 2022
In the present paper, making use of Gegenbauer polynomials, we initiate and explore a new family JΣ(λ,γ,s,t,q;h) of holomorphic and bi-univalent functions which were defined in the unit disk D associated with the q-Srivastava–Attiya operator.
Abbas Kareem Wanas   +1 more
doaj   +1 more source

Weighted Composition Operators from H∞ to the Bloch Space on the Polydisc

open access: yesAbstract and Applied Analysis, 2007
Let Dn be the unit polydisc of ℂn, ϕ(z)=(ϕ1(z),…,ϕn(z)) be a holomorphic self-map of Dn, and ψ(z) a holomorphic function on Dn. Let H(Dn) denote the space of all holomorphic functions with domain Dn, H∞(Dn) the space of all bounded holomorphic functions ...
Songxiao Li, Stevo Stevic
doaj   +1 more source

Note on boundedness of the $L$-index in the direction of the composition of slice entire functions

open access: yesМатематичні Студії, 2022
We study a composition of two functions belonging to a class of slice holomorphic functions in the whole $n$-dimensional complex space. The slice holomorphy in the space means that for some fixed direction $\mathbf{b}\in\mathbb{C}^n\setminus\{\mathbf{0}\
V. P. Baksa   +3 more
doaj   +1 more source

Differential and fuzzy differential sandwich theorems involving quantum calculus operators

open access: yesJournal of Nigerian Society of Physical Sciences
The principle of subordination is useful in comparing two holomorphic functions when the range of one holomorphic function is a subset of the other and they comply at a single point.
I. R. Silviya, K. Muthunagai
doaj   +1 more source

Functional equation of a special Dirichlet series

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1987
In this paper we study the special Dirichlet series L(s)=23∑n=1∞sin(2πn3)n−s,  s∈C This series converges uniformly in the half-plane Re(s)>1 and thus represents a holomorphic function there.
Ibrahim A. Abou-Tair
doaj   +1 more source

Duality and mock modularity

open access: yesSciPost Physics, 2020
We derive a holomorphic anomaly equation for the Vafa-Witten partition function for twisted four-dimensional $\mathcal{N} =4$ super Yang-Mills theory on $\mathbb{CP}^{2}$ for the gauge group $SO(3)$ from the path integral of the effective theory on ...
Atish Dabholkar, Pavel Putrov, Edward Witten
doaj   +1 more source

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