image_sup_product — Mathlib

English

Equivalent expression for image_sup_product via hasSups: image(uncurry max) (sprod s t) = hasSups s t.

Русский

Эквивалентное выражение для image_sup_product через hasSups: image(uncurry max) (sprod s t) = hasSups s t.

LaTeX

$$$\mathrm{image}(\mathrm{uncurry}(\mathrm{max}), \mathrm{SProd}(s,t)) = \mathrm{HasSups.sups}(s,t)$$$

Lean4

theorem image_sup_product (s t : Finset α) : (s ×ˢ t).image (uncurry (· ⊔ ·)) = s ⊻ t :=
  image_uncurry_product _ _ _

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