Titlebook: Differential Equations Models in Biology, Epidemiology and Ecology; Proceedings of a Con Stavros Busenberg,Mario Martelli Conference procee

龙虾

GLIB

救护车

lipoatrophy

弯弯曲曲

庇护

因无茶而冷淡

canonical

flamboyant

Kjetil Rødje,Tess Sophie Skadegård Thorsened effect of a latent period and of varying population size can produce oscillations in this ODE model. When fertility of exposed individuals is the same as that of susceptibles, there is a clear threshold. On the contrary, when both exposed and infectives do not contribute to birth rate, there may

内阁

Racializing Justice, Disenfranchising Lives[9], N. Shigesada and A. Okubo [7], H. Ishii and I. Takagi [4]). In [9] the coupled dynamics of phytoplankton and nutrient is considered with a sinking term for the phytoplankton and both the algae and the nutrient diffusing with the same diffusion coefficient. A unique solution of the corresponding