Commit 2026-07-14 19:53 f98b1aa3
View on Github →feat(Data/Fintype/Order): generalize index type to Sort* (#41714)
This is helpful when dealing with biSups, as ⨆ i ∈ s, f i expands to ⨆ i, ⨆ _ : i ∈ s, f i and so sups over proofs are common.