✦ LIBER ✦

Relation between the time and space step-sizes in nonstandard finite-difference schemes for the Fisher equation

✍ Scribed by Ronald E. Mickens

Publisher: John Wiley and Sons
Year: 1997
Tongue: English
Weight: 57 KB
Volume: 13
Category: Article
ISSN: 0749-159X
DOI: 10.1002/(sici)1098-2426(199701)13:1<51::aid-num4>3.0.co;2-l

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✦ Synopsis

A positivity condition is used to obtain functional relations between the time and space step-sizes for nonstandard finite-difference models of the Fisher partial differential equation. An upper bound is also derived for the solutions to the difference equations.