Raphael Alves

collaborators

2 papers

math.PR2025

Friedman vs PÃ³lya

Raphael Alves, Rafael A. Rosales

Suppose an urn contains initially any number of balls of two colours. One ball is drawn randomly and then put back with $I^\pm$ balls of the same colour and $I^^{2}$ balls of the opposite…

math.PR2024

Simulating Simple Random Walks With a Deck of Cards

Raphael Alves, Sabrina EstÃ¡cio, Susana FrÃ³meta +4

When we want to simulate the realization of a symmetric simple random walk on $Z^{d}$ , we use $(2 d)$ -side fair dice to decide to which neighbor it jumps at each step if $d\ge…