Proc Natl Acad Sci U S A. 1969 Dec;64(4):1162-4. doi: 10.1073/pnas.64.4.1162.
Proceedings of the National Academy of Sciences of the United States of America
N C Severo
PMID: 16591806 PMCID: PMC223262 DOI: 10.1073/pnas.64.4.1162
We present a class of Markov processes with multidimensional finite state space on which the infinitesimal transition movement is a shifting of one unit from one coordinate to some other to its right. We show how to represent the Kolmogorov forward equations as a triangular system.