Affiliation:
1. Department of Mathematics, Kunming University of Science and Technology, Yunnan 650500, China
Abstract
By coincidence degree theory fork-set-contractive mapping, this paper establishes a new criterion for the existence of at least two positive periodic solutions for a neutral delay model of single-species population growth with harvesting. An example is given to illustrate the effectiveness of the result.
Funder
National Natural Science Foundation of China
Cited by
1 articles.
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