Results 1 to 10 of about 15,972 (141)

Linear Conjugation Problem with a Triangular Matrix Coefficient

open access: yesJournal of Mathematical Sciences, 2021
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
A P Soldatov, Soldatov A P
exaly   +2 more sources

Contribution to the General Linear Conjugation Problem for A Piecewise Analytic Vector

open access: yesSiberian Mathematical Journal, 2018
An algorithm is discussed for constructing a canonical system of solutions to the homogeneous linear conjugation problem for \(n\) pairs of functions, provided that \(n-1\) linearly independent solutions are given.
S N Kiyasov, Kiyasov S N
exaly   +5 more sources

R-Linear Conjugation Problem on the Unit Circle in the Parabolic Case

open access: yesУчёные записки Казанского университета: Серия Физико-математические науки
A solution to the R-linear conjugation problem (Markushevich boundary value problem) on the unit circle was proposed. This problem is analogous to the vector-matrix Riemann boundary value problem with the coefficient degenerating in the parabolic case (the
S. V. Rogosin   +2 more
doaj   +3 more sources

Some classes of linear conjugation problems for a three-dimensional vector that are solvable in closed form

open access: yesSiberian Mathematical Journal, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
S N Kiyasov, Kiyasov S N
exaly   +6 more sources

On Solvability Conditions for a Certain Conjugation Problem

open access: yesAxioms, 2021
We study a certain conjugation problem for a pair of elliptic pseudo-differential equations with homogeneous symbols inside and outside of a plane sector. The solution is sought in corresponding Sobolev–Slobodetskii spaces.
Vladimir Vasilyev, Nikolai Eberlein
doaj   +1 more source

Model of Non-Isothermal Consolidation in the Presence of Geobarriers and the Total Approximation Properties of its Finite Element Solutions

open access: yesJournal of Optimization, Differential Equations and Their Applications, 2023
The boundary value problem for the system of quasi-linear parabolic equations in the presence of integral conjugation conditions is considered. The boundary value problem is a mathematical model of the process of non-isothermal filtration consolidation ...
Petro M. Martyniuk   +1 more
doaj   +1 more source

One-dimensional Wiener process with the properties of partial reflection and delay

open access: yesKarpatsʹkì Matematičnì Publìkacìï, 2021
In this paper, we construct the two-parameter semigroup of operators associated with a certain one-dimensional inhomogeneous diffusion process and study its properties.
B.I. Kopytko, R.V. Shevchuk
doaj   +1 more source

Solution of one hypersingular integro-differential equation defined by determinants

open access: yesЖурнал Белорусского государственного университета: Математика, информатика, 2021
The paper provides an exact analytical solution to a hypersingular inregro-differential equation of arbitrary order. The equation is defined on a closed curve in the complex plane.
Andrei P. Shilin
doaj   +1 more source

Geometric approach to the solution of the Dubins car problem in the formation of program trajectories [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2021
The paper considers an approach to the formation of control program trajectories of moving objects (UAVs, ships) as a solution to the optimal problem in terms of Dubins path search.
Sergey P. Khabarov, Maria L. Shilkina
doaj   +1 more source

Symmetric-conjugate splitting methods for linear unitary problems

open access: yesBIT Numerical Mathematics, 2023
AbstractWe analyze the preservation properties of a family of reversible splitting methods when they are applied to the numerical time integration of linear differential equations defined in the unitary group. The schemes involve complex coefficients and are conjugated to unitary transformations for sufficiently small values of the time step-size.
J. Bernier   +3 more
openaire   +4 more sources

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