Nigel Ray

According to our database, Nigel Ray authored at least 4 papers between 1992 and 1998.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

1998

Hopf algebras of set systems.

Cristian Lenart, Nigel Ray

Discret. Math., 1998

1997

Chromatic polynomials of partition systems.

Cristian Lenart, Nigel Ray

Discret. Math., 1997

1994

Ultimate chromatic polynomials.

Nigel Ray, William Schmitt

Discret. Math., 1994

1992

Umbral interpolation and the addition/contraction tree for graphs.

Nigel Ray, Colin Wright

Discret. Math., 1992