Diekmann O
J Math Biol. 1978 Jul 27;6(2):109-30. doi: 10.1007/BF02450783.
A nonlinear integral equation of mixed Volterra--Fredholm type describing the spatio-temporal development of an epidemic is derived and analysed. Particular attention is paid to the hair-trigger effect and to the travelling wave problem.
推导并分析了一个描述流行病时空发展的混合Volterra - Fredholm型非线性积分方程。特别关注了触发效应和行波问题。