Exact Solutions of a Mathematical Model for Fluid Transport in Peritoneal Dialysis

A mathematical model for fluid transport in peritoneal dialysis is constructed. The model is based on a nonlinear system of two-dimensional partial differential equations with corresponding boundary and initial conditions. Using the classical Lie scheme, we establish that the base system of partial...

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Bibliographic Details
Date:2005
Main Authors: Cherniga, R.M., Waniewski, J.
Format: Article
Language:English
Published: Інститут математики НАН України 2005
Series:Український математичний журнал
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Online Access:http://dspace.nbuv.gov.ua/handle/123456789/165820
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Journal Title:Digital Library of Periodicals of National Academy of Sciences of Ukraine
Cite this:Exact Solutions of a Mathematical Model for Fluid Transport in Peritoneal Dialysis / R.M. Cherniga, J. Waniewski // Український математичний журнал. — 2005. — Т. 57, № 8. — С. 1112–1119. — Бібліогр.: 10 назв. — англ.

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Digital Library of Periodicals of National Academy of Sciences of Ukraine
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Summary:A mathematical model for fluid transport in peritoneal dialysis is constructed. The model is based on a nonlinear system of two-dimensional partial differential equations with corresponding boundary and initial conditions. Using the classical Lie scheme, we establish that the base system of partial differential equations (under some restrictions on coefficients) is invariant under the infinite-dimensional Lie algebra, which enables us to construct families of exact solutions. Moreover, exact solutions with a more general structure are found using another (non-Lie) technique. Finally, it is shown that some of the solutions obtained describe the hydrostatic pressure and the glucose concentration in peritoneal dialysis.