Abstract : We discuss Ray-Chaudhari and Wilson inequality for a 0-design and give simple proof of the result '\emphFor fixed block size k, there exist finitely many parametrically feasible t-designs with t intersection numbers and λ > 1'.
Rajendra M. Pawale. A Note on t-designs with t Intersection Numbers. Discrete Mathematics and Theoretical Computer Science, DMTCS, 2004, Vol. 6 no. 2 (2), pp.359-364. ⟨10.46298/dmtcs.332⟩. ⟨hal-00959013⟩