Acta mathematica scientia,Series B ›› 2022, Vol. 42 ›› Issue (2): 715-736.doi: 10.1007/s10473-022-0218-5

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TRAVELING WAVES IN A SIRH MODEL WITH SPATIO-TEMPORAL DELAY AND NONLOCAL DISPERSAL

Lu YANG, Yun-Rui YANG, Xue SONG   

  1. School of Mathematics and Physics, Lanzhou Jiaotong University, Lanzhou 730070, China
  • Received:2020-10-16 Revised:2021-01-04 Online:2022-04-25 Published:2022-04-22
  • Supported by:
    Yun-Rui Yang is supported by the NSF of China (11761046), Science and Technology Plan Foundation of Gansu Province of China (20JR5RA411), and Foundation of A Hundred Youth Talents Training Program of Lanzhou Jiaotong University.

Abstract: This paper deals mainly with the existence and asymptotic behavior of traveling waves in a SIRH model with spatio-temporal delay and nonlocal dispersal based on Schauder's fixed-point theorem and analysis techniques, which generalize the results of nonlocal SIRH models without relapse and delay. In particular, the difficulty of obtaining the asymptotic behavior of traveling waves for the appearance of spatio-temporal delay is overcome by the use of integral techniques and analysis techniques. Finally, the more general nonexistence result of traveling waves is also included.

Key words: Nonlocal dispersal, spatio-temporal delay, traveling waves

CLC Number: 

  • 35K57
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