In this paper, a class of predator-prey diffusive system of two species with time delay and ratio is studied by the using of coincidence degree theory.

 
  • 摘要本文研究了一類(lèi)具有時(shí)滯和比率的兩種群捕食者-食餌擴散系統。應用重合度理論。得出了該系統正周期存在性與擴散系數無(wú)關(guān)的新結果。
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