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On the global stability of seirs models in epidemiology

Yuanji Cheng,Yang Xiu-xiang-2012-01-01-Malmö University Publications (Malmö University)
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TL;DRAbstract

The global stability of SEIRS models with
\nnonlinear incidence rates was conjectured in [W. M. Liu, H. W. Hethcote and S. A. Levin, J. Math. Biol. 25 (1987),
\n359-380.] and has been
\nstated as an outstanding open question for classical bilinear
\nmodels in [M. Y. Li, J. S. Muldowney and P. van den Driessche, Canad. Appl. Math. Q. 7 (1999), 409-425.]. By applying the Poincar e-Bendixson property
\nof dynamic systems in space, the authors in [M. Y. Li and J. S. Muldowney, 
\nSIAM J. Math. Anal. 27 (1996), 1070-1083.] have proven
\nthe conjecture for the bilinear model with a su fficiently long
\naverage immunity period, and in [M. Y. Li, J. S. Muldowney and P. van den Driessche, Canad. Appl. Math. Q. 7 (1999), 409-425.] the authors have shown
\nthe case with a suffi ciently long average infection period. In
\nthis paper, we solve the open problem for the bilinear case
\ncompletely, and furthermore have relaxed the constraint on the
\ngen

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The global stability of SEIRS models with
\nnonlinear incidence rates was conjectured in [W. M. Liu, H. W. Hethcote and S. A. Levin, J. Math. Biol. 25 (1987),
\n359-380.] and has been
\nstated as an outstanding open question for classical bilinear
\nmodels in [M. Y. Li, J. S. Muldowney and P. van den Driessche, Canad. Appl. Math. Q. 7 (1999), 409-425.]. By applying the Poincar e-Bendixson property
\nof dynamic systems in space, the authors in [M. Y. Li and J. S. Muldowney, 
\nSIAM J. Math. Anal. 27 (1996), 1070-1083.] have proven
\nthe conjecture for the bilinear model with a su fficiently long
\naverage immunity period, and in [M. Y. Li, J. S. Muldowney and P. van den Driessche, Canad. Appl. Math. Q. 7 (1999), 409-425.] the authors have shown
\nthe case with a suffi ciently long average infection period. In
\nthis paper, we solve the open problem for the bilinear case
\ncompletely, and furthermore have relaxed the constraint on the
\ngen

Keywords

Stability (learning theory)MathematicsApplied mathematicsMathematical economicsComputer science

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