theorem hysteresisWidth_increasing_in_complementarity
{ρ₁ ρ₂ : ℝ} (hρ : ρ₁ < ρ₂) {bf : ℝ} (hbf : 0 < bf) :
hysteresisWidth ρ₂ bf < hysteresisWidth ρ₁ bf := by
simp only [hysteresisWidth]
nlinarith## Entry-Exit Core Definitions (merged from EntryExitDefs.lean)