Graphical Designs on the Petersen Graph


Graph Info
Vertices 10
Edges 15
Regularity 3
Eigenspaces 3


Spectrum from low to high frequency:

`0^1, (-5/3)^4, (-2/3)^5`

Petersen Graph


Design Info
`k`-graphical design
`k=2`
Efficacy
`5/5`
Optimal yes
Maximal yes
Extremal yes
1-Neighborhood is the graph yes



Get the code or see Wikipedia for more about the Petersen graph.