## $\text{Petersen graph} \cong K(5,2) \cong O_3$

 Number of vertices: $10$ Diameter: $2$ Intersection array: $\{3,2; 1,1\}$ Spectrum: $3^1 1^5 (-2)^4$ Automorphism group: $S_5$ Distance-transitive: $\text{Yes}$ Primitive

## $\text{Links}$

Last updated: 25 October 2016