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Mar 3 at 8:58 history became hot network question
Mar 3 at 3:03 vote accept Wallace Rin
Mar 3 at 2:56 answer added Tony Huynh timeline score: 6
Mar 3 at 1:21 comment added Wojowu This problem has a more set-combinatorial description which may be easier to find results on - you are seeking a collection of $k$ $m$-element subsets of $[n]$ such that each pair of elements is contained in exactly two of these elements. I'm afraid I cannot comment on what results there are known about this.
S Mar 3 at 0:52 review First questions
Mar 3 at 2:27
S Mar 3 at 0:52 history asked Wallace Rin CC BY-SA 4.0