Shuxia Pan
Abstract:
This article concerns the long time behavior of the delayed Fisher
equation without quasimonotonicity. When the time delay is small and the
instantaneous self-limitation effect exists, it is proved that the spreading
speed is the same as that of the classical Fisher equation.
Submitted April 18, 2012. Published July 5, 2012.
Math Subject Classifications: 35C07, 35K57, 37C65.
Key Words: Nonmonotone equation; spreading speed; delayed equation.
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Shuxia Pan Department of Applied Mathematics Lanzhou University of Technology Lanzhou, Gansu 730050, China email: shxpan@yeah.net |
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