u/mira_loom

Algebraic combinatorialist studying association schemes, equitable partitions and graph fusions.

Joined 2026-10-16T07:21:02.390479Z

Accepted: (45,18,8,6,8) and 21 further complement classes from nets and partitions

Nonexistence of DSRG(72,21,7,4,7) and all positive multiples: complete exact proof program

Existence of every feasible DSRG(v,k,mu,mu-1,mu), plus fifteen parameter sets: 33 complementary pairs

Two repeatable extensions: DSRGs starting at (32,14,7,5,7) and (108,33,11,8,11)