Steiner-type magma: every pair of distinct elements lies in exactly one 5-element sub-magma, and these sub-magmas form the blocks of a Steiner system S(2,5,n).
dwrensha · 2026-04-29 13:31:06
Steiner S(2,5,61): 183 5-elt sub-magmas; reorder = 1 fixed + 15 R_0-cycles of 4. Every pair of elements lies on exactly one 5-element sub-magma; the sub-magmas are the blocks of the corresponding Steiner system.
dwrensha · 2026-04-29 13:47:22
dwrensha · 2026-04-29 13:31:06