Disjointness of the small ζ window from all but its assigned large window.
theorem
AVenhance.Infra.Ingredients.cutoff_overlaps
{β : ℝ}
(I : Ingredients β)
{m : ℕ}
(hm : 1 ≤ m)
(k l : ℤ)
(hl : l ≠ lIdx β I.Λ m k)
(t : ℝ)
:
e.cutoff.overlaps (1363-1365), with the corrected floor index:
for l ≠ l_k the translated large cutoff and small cutoff have zero product.