{"fqn":"KLean.Bio.BeerLambert.absorbance_pos","short":"absorbance_pos","module":"KLean.Bio.BeerLambert.AbsorbancePos","path":"KLean/Bio/BeerLambert/AbsorbancePos.lean","claim":null,"verified":true,"axiom_level":"kernel-standard","olean_sha256":"d881ed6486d396d55d6b5b8a88e701d59b55c04dd23571c3cbea9f2654241d45","quarantined":false,"statement":"theorem absorbance_pos (ε c l : ℝ) (hε : 0 < ε) (hc : 0 < c) (hl : 0 < l) : 0 < absorbance ε c l","topics":["biology"],"refs":[],"depends_on":["KLean.Bio.BeerLambert.Base","KLean.Misc.Basic"],"used_by":["KLean.Bio.BeerLambert","KLean.Bio.BeerLambert.AbsorbanceMonotoneConcentration"],"compute":"/api/v1/klean/compute/beer_lambert","seal":{"receipt_id":"d017cc7dffff572a7adc3c1d","digest":"ff9469cecfb2bfdf74174682d2499bf3dcc86c0d62e7197d6640fab11f61bd22","sealed_at":"2026-08-10T03:30:24.740384+00:00","time_source":"roughtime_chain"},"commit":"4b8413e1b8"}