# Erdős number

A low Erdős number is a status symbol among 20th century mathematicians and is similar to the 6-degrees-of-separation concept.

Let $e(p)$ be the Erdős number of person $p$. Your Erdős number is

• 0 if you are Paul Erdős

• $\min\{e(x)|x\in X\}+1$, where $X$ is the set of all persons you have authored a paper with.

Title Erdős number ErdHosNumber 2013-03-22 13:10:55 2013-03-22 13:10:55 mathcam (2727) mathcam (2727) 12 mathcam (2727) Definition msc 01A60 ErdHosNumber