2 papers
math.PR2019
The GMS model with threshold extinction
Carolina Grejo, Luiz Renato Fontes, Fábio Sternieri Marque
We propose a variation of the GMS model of evolution of species. In this version, as in the GMS model, at each birth, the new species in the system is labeled with a random fitness…
math.PR2019
Asymptotic behavior for a modified Maki-Thompson model with directed inter-group interactions
Carolina Grejo, Pablo M. Rodriguez
In this work we propose a new extension for the Maki-Thompson rumor model which incorporates inter-group directed contacts. The model is defined on an homogeneously mixing populati…