The key idea is that the hitting times of the random walk provide a random function for which no algorithm can locate the minimum within 2 d (1/2 - ε) steps. The purpose of The Annals of Probability ...

What is a Random Walk? Season 1 Episode 17 | 12m 35s | CC To understand finance, search algorithms and even evolution you need to understand Random Walks. 03/23/2017 From ...