Results 11 to 20 of about 3,531 (298)

Duality Results in Quasiinvex Variational Control Problems with Curvilinear Integral Functionals

open access: yesMathematics, 2019
In this paper, we formulate and prove weak, strong and converse duality results in variational control problems involving ( ρ , b ) -quasiinvex path-independent curvilinear integral cost functionals.
Elena-Corina Cipu
doaj   +4 more sources

Path-integral dynamics of water using curvilinear centroids [PDF]

open access: yesJournal of Chemical Physics, 2019
We develop a path-integral dynamics method for water that resembles centroid molecular dynamics (CMD), except that the centroids are averages of curvilinear, rather than Cartesian, bead coordinates. The curvilinear coordinates are used explicitly only when computing the potential of mean force, the components of which are re-expressed in terms of ...
George Trenins   +2 more
exaly   +7 more sources

Boundary value problem for fractional diffusion equation in a curvilinear angle domain [PDF]

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2022
We consider a boundary value problem for the fractional diffusion equation in an angle domain with a curvilinear boundary. Existence and uniqueness theorems for solutions are proved. It is shown that Holder continuity of the curvilinear boundary
A.V. Pskhu   +3 more
doaj   +4 more sources

On Robust Saddle-Point Criterion in Optimization Problems with Curvilinear Integral Functionals

open access: yesMathematics, 2021
In this paper, we introduce a new class of multi-dimensional robust optimization problems (named (P)) with mixed constraints implying second-order partial differential equations (PDEs) and inequations (PDIs).
Savin Treanţă, Koushik Das
doaj   +2 more sources

The Optimal Quadrature Formula of Approximate Calculation of Curvilinear Integral of First Kind for Some Classes of Functions and Curves

open access: yesМоделирование и анализ информационных систем, 2013
In this paper is considered the extreme problem of searching for the optimal quadrature formulas in S.M. Nikolskiy sense for approximate calculation of curvilinear integrals of first kind on the class of differentiable functions, the second gradient norm
K. Tukhliev
doaj   +4 more sources

Hydrodynamic Effects Produced by Submerged Breakwaters in a Coastal Area with a Curvilinear Shoreline [PDF]

open access: yesJournal of Marine Science and Engineering, 2019
A three-dimensional numerical study of the hydrodynamic effect produced by a system of submerged breakwaters in a coastal area with a curvilinear shoreline is proposed.
Francesco Gallerano   +2 more
doaj   +3 more sources

A Nyström Method for 2D Linear Fredholm Integral Equations on Curvilinear Domains [PDF]

open access: yesMathematics, 2023
This paper is devoted to the numerical treatment of two-dimensional Fredholm integral equations, defined on general curvilinear domains of the plane. A Nyström method, based on a suitable Gauss-like cubature formula, recently proposed in the literature ...
Anna Lucia Laguardia, Maria Grazia Russo
doaj   +2 more sources

Integral theorems for the quaternionic G-monogenic mappings

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2016
In the paper [1] considered a new class of quaternionic mappings, so- called G-monogenic mappings. In this paper we prove analogues of classical integral theorems of the holomorphic function theory: the Cauchy integral theorems for surface and ...
Shpakivskyi V. S., Kuzmenko T. S.
doaj   +2 more sources

Analysis of variational inequalities with fractional curvilinear integral functionals

open access: yesResults in Applied Mathematics
This study examines weak sharp solutions for a category of variational inequalities incorporating functionals based on fractional curvilinear integrals, expanding the conventional approach with concepts from fractional calculus. Furthermore, by using the
Octavian Postavaru   +2 more
doaj   +2 more sources

Integral Equations of Curvilinear Convolution Type with Hypergeometric Function in a Kernel

open access: yesRussian Mathematics, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
exaly   +4 more sources

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