Estimates for distribution of suprema of solutions to higher-order partial differential equations with random initial conditions

In the paper we consider higher-order partial differential equations from the class of linear dispersive equations. We investigate solutions to these equations subject to random initial conditions given by harmonizable φ-sub-Gaussian processes. The main results are the bounds for the distributions o...

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Main Authors: Yuriy Kozachenko, Enzo Orsingher, Lyudmyla Sakhno, Olga Vasylyk
Format: Article
Language:English
Published: VTeX 2019-12-01
Series:Modern Stochastics: Theory and Applications
Subjects:
Online Access:https://www.vmsta.org/doi/10.15559/19-VMSTA146
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author Yuriy Kozachenko
Enzo Orsingher
Lyudmyla Sakhno
Olga Vasylyk
author_facet Yuriy Kozachenko
Enzo Orsingher
Lyudmyla Sakhno
Olga Vasylyk
author_sort Yuriy Kozachenko
collection DOAJ
description In the paper we consider higher-order partial differential equations from the class of linear dispersive equations. We investigate solutions to these equations subject to random initial conditions given by harmonizable φ-sub-Gaussian processes. The main results are the bounds for the distributions of the suprema for solutions. We present the examples of processes for which the assumptions of the general result are verified and bounds are written in the explicit form. The main result is also specified for the case of Gaussian initial condition.
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spelling doaj.art-7e95f9a884e848dd820e255aef96c6f12022-12-21T18:57:58ZengVTeXModern Stochastics: Theory and Applications2351-60462351-60542019-12-0171799610.15559/19-VMSTA146Estimates for distribution of suprema of solutions to higher-order partial differential equations with random initial conditionsYuriy Kozachenko0Enzo Orsingher1Lyudmyla Sakhno2Olga Vasylyk3Department of Probability Theory, Statistics and Actuarial Mathematics, Taras Shevchenko National University of Kyiv, 64 Volodymyrska str., 01601, Kyiv, UkraineDepartment of Statistical Sciences, Sapienza University of Rome, P.le Aldo Moro, 5, 00185, Rome, ItalyDepartment of Probability Theory, Statistics and Actuarial Mathematics, Taras Shevchenko National University of Kyiv, 64 Volodymyrska str., 01601, Kyiv, UkraineDepartment of Probability Theory, Statistics and Actuarial Mathematics, Taras Shevchenko National University of Kyiv, 64 Volodymyrska str., 01601, Kyiv, UkraineIn the paper we consider higher-order partial differential equations from the class of linear dispersive equations. We investigate solutions to these equations subject to random initial conditions given by harmonizable φ-sub-Gaussian processes. The main results are the bounds for the distributions of the suprema for solutions. We present the examples of processes for which the assumptions of the general result are verified and bounds are written in the explicit form. The main result is also specified for the case of Gaussian initial condition.https://www.vmsta.org/doi/10.15559/19-VMSTA146Higher-order dispersive equationsrandom initial conditionsharmonizable processessub-Gaussian processesdistribution of sumpremum of solutionentropy methods
spellingShingle Yuriy Kozachenko
Enzo Orsingher
Lyudmyla Sakhno
Olga Vasylyk
Estimates for distribution of suprema of solutions to higher-order partial differential equations with random initial conditions
Modern Stochastics: Theory and Applications
Higher-order dispersive equations
random initial conditions
harmonizable processes
sub-Gaussian processes
distribution of sumpremum of solution
entropy methods
title Estimates for distribution of suprema of solutions to higher-order partial differential equations with random initial conditions
title_full Estimates for distribution of suprema of solutions to higher-order partial differential equations with random initial conditions
title_fullStr Estimates for distribution of suprema of solutions to higher-order partial differential equations with random initial conditions
title_full_unstemmed Estimates for distribution of suprema of solutions to higher-order partial differential equations with random initial conditions
title_short Estimates for distribution of suprema of solutions to higher-order partial differential equations with random initial conditions
title_sort estimates for distribution of suprema of solutions to higher order partial differential equations with random initial conditions
topic Higher-order dispersive equations
random initial conditions
harmonizable processes
sub-Gaussian processes
distribution of sumpremum of solution
entropy methods
url https://www.vmsta.org/doi/10.15559/19-VMSTA146
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