Identifier
Values
([],1) => ([],1) => ([],2) => 1
([],2) => ([],2) => ([],3) => 1
([],3) => ([],3) => ([],4) => 1
([(0,1),(0,2)],3) => ([(0,2),(1,2)],3) => ([(1,3),(2,3)],4) => 1
([(0,2),(2,1)],3) => ([(0,2),(1,2)],3) => ([(1,3),(2,3)],4) => 1
([(0,2),(1,2)],3) => ([(0,2),(1,2)],3) => ([(1,3),(2,3)],4) => 1
([],4) => ([],4) => ([],5) => 1
([(1,2),(1,3)],4) => ([(1,3),(2,3)],4) => ([(2,4),(3,4)],5) => 1
([(0,2),(0,3),(3,1)],4) => ([(0,3),(1,2),(2,3)],4) => ([(1,4),(2,3),(3,4)],5) => 1
([(1,2),(2,3)],4) => ([(1,3),(2,3)],4) => ([(2,4),(3,4)],5) => 1
([(1,3),(2,3)],4) => ([(1,3),(2,3)],4) => ([(2,4),(3,4)],5) => 1
([(0,3),(1,2),(1,3)],4) => ([(0,3),(1,2),(2,3)],4) => ([(1,4),(2,3),(3,4)],5) => 1
([(0,3),(2,1),(3,2)],4) => ([(0,3),(1,2),(2,3)],4) => ([(1,4),(2,3),(3,4)],5) => 1
([(0,3),(1,2),(2,3)],4) => ([(0,3),(1,2),(2,3)],4) => ([(1,4),(2,3),(3,4)],5) => 1
([],5) => ([],5) => ([],6) => 1
([(2,3),(2,4)],5) => ([(2,4),(3,4)],5) => ([(3,5),(4,5)],6) => 1
([(1,3),(1,4),(4,2)],5) => ([(1,4),(2,3),(3,4)],5) => ([(2,5),(3,4),(4,5)],6) => 1
([(0,3),(0,4),(3,2),(4,1)],5) => ([(0,4),(1,3),(2,3),(2,4)],5) => ([(1,5),(2,4),(3,4),(3,5)],6) => 1
([(2,3),(3,4)],5) => ([(2,4),(3,4)],5) => ([(3,5),(4,5)],6) => 1
([(2,4),(3,4)],5) => ([(2,4),(3,4)],5) => ([(3,5),(4,5)],6) => 1
([(0,4),(1,4),(2,3)],5) => ([(0,1),(2,4),(3,4)],5) => ([(1,2),(3,5),(4,5)],6) => 1
([(0,4),(1,3),(2,3),(2,4)],5) => ([(0,4),(1,3),(2,3),(2,4)],5) => ([(1,5),(2,4),(3,4),(3,5)],6) => 1
([(1,4),(2,3),(2,4)],5) => ([(1,4),(2,3),(3,4)],5) => ([(2,5),(3,4),(4,5)],6) => 1
([(0,4),(1,2),(1,4),(2,3)],5) => ([(0,4),(1,3),(2,3),(2,4)],5) => ([(1,5),(2,4),(3,4),(3,5)],6) => 1
([(0,4),(1,2),(1,3)],5) => ([(0,1),(2,4),(3,4)],5) => ([(1,2),(3,5),(4,5)],6) => 1
([(0,2),(0,4),(3,1),(4,3)],5) => ([(0,4),(1,3),(2,3),(2,4)],5) => ([(1,5),(2,4),(3,4),(3,5)],6) => 1
([(0,4),(1,2),(1,3),(3,4)],5) => ([(0,4),(1,3),(2,3),(2,4)],5) => ([(1,5),(2,4),(3,4),(3,5)],6) => 1
([(0,3),(0,4),(1,2),(1,4)],5) => ([(0,4),(1,3),(2,3),(2,4)],5) => ([(1,5),(2,4),(3,4),(3,5)],6) => 1
([(0,3),(1,2),(1,4),(3,4)],5) => ([(0,4),(1,3),(2,3),(2,4)],5) => ([(1,5),(2,4),(3,4),(3,5)],6) => 1
([(1,4),(3,2),(4,3)],5) => ([(1,4),(2,3),(3,4)],5) => ([(2,5),(3,4),(4,5)],6) => 1
([(1,4),(2,3),(3,4)],5) => ([(1,4),(2,3),(3,4)],5) => ([(2,5),(3,4),(4,5)],6) => 1
([(0,3),(1,4),(4,2)],5) => ([(0,1),(2,4),(3,4)],5) => ([(1,2),(3,5),(4,5)],6) => 1
([(0,4),(2,3),(3,1),(4,2)],5) => ([(0,4),(1,3),(2,3),(2,4)],5) => ([(1,5),(2,4),(3,4),(3,5)],6) => 1
([(0,3),(1,2),(2,4),(3,4)],5) => ([(0,4),(1,3),(2,3),(2,4)],5) => ([(1,5),(2,4),(3,4),(3,5)],6) => 1
([(0,4),(1,2),(2,3),(3,4)],5) => ([(0,4),(1,3),(2,3),(2,4)],5) => ([(1,5),(2,4),(3,4),(3,5)],6) => 1
search for individual values
searching the database for the individual values of this statistic
/ search for generating function
searching the database for statistics with the same generating function
Description
The Colin de Verdière graph invariant.
Map
to graph
Description
Returns the Hasse diagram of the poset as an undirected graph.
Map
vertex addition
Description
Adds a disconnected vertex to a graph.