(L : List BandRecord) {m : ℕ} (hm : L.length - 1 ≤ m) : ledgerHi L m - ledgerLo L m = ledgerHi L (L.length - 1) - ledgerLo L (L.length

Initializing...

(L : List BandRecord) {m : ℕ} (hm : L.length - 1 ≤ m) : ledgerHi L m - ledgerLo L m = ledgerHi L (L.length - 1) - ledgerLo L (L.length - 1) · Prove2Me