Effect of cross diffusion on a diffusive prey predator system - a nonlinear analysis

Chattopadhyay, J. ; Sarkar, A. K. ; Tapaswi, P. K. (1996) Effect of cross diffusion on a diffusive prey predator system - a nonlinear analysis Journal of Biological Systems, 4 (2). pp. 159-169. ISSN 0218-3390

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Official URL: http://www.worldscinet.com/jbs/04/0402/S0218339096...

Related URL: http://dx.doi.org/10.1142/S0218339096000120

Abstract

In this paper, we show that a simple prey-predator diffusive system may give rise to spontaneous emergence of dissipative structure (patchiness) only in the presence of cross-diffusion. The critical wave-length just sufficient to drive the system to local instability has been worked out. Moreover, by constructing a suitable Liapunov function, we have also investigated the global behaviour of the dissipative structure.

Item Type:Article
Source:Copyright of this article belongs to World Scientific Publishing Co Pte Ltd.
Keywords:Dissipative Structure; Cross-diffusion; Critical Wave-length; Global Stability
ID Code:7461
Deposited On:25 Oct 2010 11:28
Last Modified:30 May 2011 06:38

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