Wilbroad, Bezire; Dinesh, G. Sarvate (Boca Raton, FL, U.S.A., 2018-02)
We define a 3-GDD(n, 2, k, λ1, λ2) by extending the definitions of a group
divisible design and a t-design and give some necessary conditions for its
existence. We prove that these necessary conditions are sufficient for ...