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The Equations of the Darcy–Brinkman Flow: the Lie Symmetry Classification, Conservation Laws, and Traveling Wave Solutions

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Abstract

We consider the differential equations that describe the Darcy–Brinkman flow. We provide the Lie symmetry classification of this system, construct conservation laws and study the system that describes the traveling wave solutions. We show that the integration of the last system is reducible to the Abel ordinary differential equation and indicate a case when this ordinary differential equation (ODE) is integrable in quadratures.

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REFERENCES

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ACKNOWLEDGMENTS

Computations were supported by the Jets software [6]. The authors are grateful to V. Lychagin for posing the problem and discussions.

Funding

The work of ISK was partially supported by the Russian Science Foundation Grant no. 21-71-20034.

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Correspondence to I. S. Krasil’shchik or O. I. Morozov.

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(Submitted by A. M. Elizarov)

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Krasil’shchik, I.S., Morozov, O.I. The Equations of the Darcy–Brinkman Flow: the Lie Symmetry Classification, Conservation Laws, and Traveling Wave Solutions. Lobachevskii J Math 44, 3941–3944 (2023). https://doi.org/10.1134/S1995080223090160

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  • DOI: https://doi.org/10.1134/S1995080223090160

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