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Invariants of differential equations and qualitative analysis of their solutions

S.N. Vassilyev, A.G. Kushner

Memoirs of the Faculty of Physics 2016. N 3.

  • Article
Annotation

For the class of evolutionary systems of two nonlinear differential equations describing the nonlinear diffusion processes, heat and mass transfer, admissible transformations are constructed.

PACS:
02.20.-a Group theory
Authors
S.N. Vassilyev, A.G. Kushner
Department of Physical–Mathematical Control Methods, Faculty of Physics, M.V.Lomonosov Moscow State University, Moscow 119991, Russia
Issue 3, 2016

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