𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Stochastic analysis of predator–prey type ecosystems

✍ Scribed by G.Q. Cai; Y.K. Lin

Book ID
119231508
Publisher
Elsevier Science
Year
2007
Tongue
English
Weight
630 KB
Volume
4
Category
Article
ISSN
1476-945X

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A stochastic ratio-dependent predator-prey model is investigated in this paper. By the comparison theorem of stochastic equations and Itô's formula, we obtain the global existence of a positive unique solution of the ratio-dependent model. Besides, a condition for species to be extinct is given and