New Conditional Symmetries and Exact Solutions of the Diffusive Two-Component Lotka–Volterra System

The diffusive Lotka–Volterra system arising in an enormous number of mathematical models in biology, physics, ecology, chemistry and society is under study. New <i>Q</i>-conditional (nonclassical) symmetries are derived and applied to search for exact solutions in an explicit form. A fam...

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Main Authors: Roman Cherniha, Vasyl’ Davydovych
Format: Article
Language:English
Published: MDPI AG 2021-08-01
Series:Mathematics
Subjects:
Online Access:https://www.mdpi.com/2227-7390/9/16/1984
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author Roman Cherniha
Vasyl’ Davydovych
author_facet Roman Cherniha
Vasyl’ Davydovych
author_sort Roman Cherniha
collection DOAJ
description The diffusive Lotka–Volterra system arising in an enormous number of mathematical models in biology, physics, ecology, chemistry and society is under study. New <i>Q</i>-conditional (nonclassical) symmetries are derived and applied to search for exact solutions in an explicit form. A family of exact solutions is examined in detail in order to provide an application for describing the competition of two species in population dynamics. The results obtained are compared with those published earlier as well.
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spelling doaj.art-190210b324ff418b97406afffcb255b62023-11-22T08:34:48ZengMDPI AGMathematics2227-73902021-08-01916198410.3390/math9161984New Conditional Symmetries and Exact Solutions of the Diffusive Two-Component Lotka–Volterra SystemRoman Cherniha0Vasyl’ Davydovych1Institute of Mathematics, National Academy of Sciences of Ukraine, 3, Tereshchenkivs’ka Street, 01601 Kyiv, UkraineInstitute of Mathematics, National Academy of Sciences of Ukraine, 3, Tereshchenkivs’ka Street, 01601 Kyiv, UkraineThe diffusive Lotka–Volterra system arising in an enormous number of mathematical models in biology, physics, ecology, chemistry and society is under study. New <i>Q</i>-conditional (nonclassical) symmetries are derived and applied to search for exact solutions in an explicit form. A family of exact solutions is examined in detail in order to provide an application for describing the competition of two species in population dynamics. The results obtained are compared with those published earlier as well.https://www.mdpi.com/2227-7390/9/16/1984diffusive Lotka–Volterra systemnonclassical symmetry<i>Q</i>-conditional symmetry of the first typeexact solution
spellingShingle Roman Cherniha
Vasyl’ Davydovych
New Conditional Symmetries and Exact Solutions of the Diffusive Two-Component Lotka–Volterra System
Mathematics
diffusive Lotka–Volterra system
nonclassical symmetry
<i>Q</i>-conditional symmetry of the first type
exact solution
title New Conditional Symmetries and Exact Solutions of the Diffusive Two-Component Lotka–Volterra System
title_full New Conditional Symmetries and Exact Solutions of the Diffusive Two-Component Lotka–Volterra System
title_fullStr New Conditional Symmetries and Exact Solutions of the Diffusive Two-Component Lotka–Volterra System
title_full_unstemmed New Conditional Symmetries and Exact Solutions of the Diffusive Two-Component Lotka–Volterra System
title_short New Conditional Symmetries and Exact Solutions of the Diffusive Two-Component Lotka–Volterra System
title_sort new conditional symmetries and exact solutions of the diffusive two component lotka volterra system
topic diffusive Lotka–Volterra system
nonclassical symmetry
<i>Q</i>-conditional symmetry of the first type
exact solution
url https://www.mdpi.com/2227-7390/9/16/1984
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