Uniqueness of Association Schemes, Open PDF Document Details Document Type Technical Report Publication Date Oct 01, 1973 Accession Number ADA042437 Entities People D. K. Ray-chaudhuri Organizations Ohio State University Tags Communities of Interest Air Platforms Energy and Power Technologies DTIC Thesaurus Topics Algebra Diameters Equations Geometry Identities Inequalities Integrals Mathematics Method Of Moments New York Universities Vector Spaces