An attempt to study cnoidal and solitary waves in the bloodstream using computer mathematics Maple
Author(s) -
Gennady Chuiko,
Olga Dvornik,
Ye. Darnapuk
Publication year - 2020
Publication title -
computer science and engineering
Language(s) - English
Resource type - Journals
ISSN - 2706-817X
DOI - 10.26693/cse2020.01.020
Subject(s) - maple , elliptic function , dimensionless quantity , jacobi elliptic functions , dispersion (optics) , cnoidal wave , symbolic computation , korteweg–de vries equation , harmonic , soliton , mathematical analysis , mathematics , traveling wave , physics , mechanics , nonlinear system , optics , partial differential equation , acoustics , biology , botany , quantum mechanics
Korteweg-de Vries equation and its modified shape were studied with Maple, a system of computer mathematics. We derived and dealt with their dimensionless forms. The traveling wave type solutions were found in both cases. These waves based on different Jacobi’s elliptic functions. Conditions, formulated for both models from bloodstream description in vessels, are fulfilled regarding these waves. Note, that the traveling waves within both models are similar enough, despite vital diversities found with Maple. First, they have the same periodicity, which depends on the elliptic module (0 ≤ m ≤ 1). Second, they have similar behavior in the harmonic and soliton limits (m = 0 and m = 1). Finally, they have similar dispersion relations.
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