Weiss, George H.; Dayan, Ido; Havlin, Shlomo; Kiefer, … - In: Physica A: Statistical Mechanics and its Applications 191 (1992) 1, pp. 479-490
Asymptotic forms for the expected number of distinct sites visited by an n-step random walk, being calculable for many random walks, have been used in a number of analyses of physical models. We describe three recent extensions of the problem, the first replacing the single random walker by...