A bound for the number of columns l::(c, a, b):: in the intersection array of a distance-regular graph

S. Bang, Jack H. Koolen, Vincent Moulton. A bound for the number of columns l::(c, a, b):: in the intersection array of a distance-regular graph. Eur. J. Comb., 24(7):785-795, 2003. [doi]

Abstract

Abstract is missing.