Abstract
We prove that by perturbing the periodic annulus of the quadratic polynomial reversible Lotka-Volterra differential system , , inside the class of all quadratic polynomial differential systems we can obtain at most two limit cycles. © 2009 IOP Publishing Ltd and London Mathematical Society.
Original language | English |
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Pages (from-to) | 2971-2979 |
Journal | Nonlinearity |
Volume | 22 |
DOIs | |
Publication status | Published - 1 Dec 2009 |