English
Similarly, the right injection preserves infimum: inrₗ(min b1 b2) = min(inrₗ b1, inrₗ b2).
Русский
Аналогично, правое вложение сохраняет Infimum: inrₗ(min(b1,b2)) = min(inrₗ b1, inrₗ b2).
LaTeX
$$$ \\mathrm{inr}_{\\ell}(\\mathrm{toMin.min}\\, b_1\\, b_2) = \\mathrm{toMin.min}(\\mathrm{inr}_{\\ell}b_1)(\\mathrm{inr}_{\\ell}b_2) $$$
Lean4
@[simp]
theorem inr_inf (b₁ b₂ : β) : (inrₗ (b₁ ⊓ b₂) : α ⊕ β) = inrₗ b₁ ⊓ inrₗ b₂ :=
rfl