theorem crisisDuration_pos {ℓ ω₀ ω_b ΔΦ T : ℝ} (hℓ : 0 < ℓ) (hω₀ : 0 < ω₀) (hω_b : 0 < ω_b) : 0 < crisisDuration ℓ ω₀ ω_b ΔΦ T := div_pos one_pos (kramersRate_pos hℓ hω₀ hω_b)
thesis/CESProofs/Dynamics/GibbsMeasure.lean:372
### Kramers Escape Rate