The proportion of time spent by a random walk in a subset of the set of integers

Gunawardena, K.L.D.2010-07-062010-07-061980Journal of the National Science Council of Sri Lanka, 8(2):p.167-175https://dl.nsf.gov.lk/handle/1/6284Random variablesMarkov chainMathematicsThe proportion of time spent by a random walk in a subset of the set of integersArticle