A Simple Path to Biggins' Martingale Convergence for Branching Random Walk
arXiv:math/9803100
Abstract
We give a simple non-analytic proof of Biggins' theorem on martingale convergence for branching random walks.
arXiv:math/9803100
We give a simple non-analytic proof of Biggins' theorem on martingale convergence for branching random walks.