theorem marginFloor_pos {sigma0_sq V_target : ℝ} (hs : 0 < sigma0_sq) (hV : 0 < V_target) : 0 < marginFloor sigma0_sq V_target := div_pos hs hV
thesis/CESProofs/Hierarchy/VarianceTargeting.lean:39
Variance Targeting Escapes Damping Cancellation