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Reaction-diffusion processes and pattern formation in biological structures.

Patryk A. Bojarski 

Warsaw University of Technology, Faculty of Physics, Koszykowa 75, Warszawa 00-662, Poland

Abstract

Reaction-diffusion model describes changes in time and space densities of two or more substances. It can be used to describe chemical reactions, biology pattern-formation, ecology systems and more. The main goal of the study was to recapture patterns which appears in nature using mathematical equations of reaction-diffusion.

In performed simulations two ingredients reacion-diffusion model has been used. Also three reaction models - Mimura-Murray, Brusselator and Scott-Gray have been implemented. Some ranges of reaction and diffusion parameters can lead to spontaneous pattern-formation. Some of the patterns are similar to these appearing in nature.

Generated patterns has been compared to these appearing in nature on animals fur and skin. Many similarities have been found. It shows that by using pure mathematical equations it is possible to recapture complex natural processes.

 

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Presentation: Poster at Econophysics Colloquium 2017, Symposium A, by Patryk A. Bojarski
See On-line Journal of Econophysics Colloquium 2017

Submitted: 2017-03-14 21:32
Revised:   2017-03-19 22:37