iterative attenuation coefficient (or constant)

astronomical photometry chinese mustard Dariga defined contribution plan faites Karelo-Finnish SSR methylene chloride (dichloromethane) molybdenum(vi) oxyfluoride Niel notary organs oil-drums reference reflector of Michelson septate coaxial cavity shoulder poles spotted bats supernaturals switch weight two-out-of-two logic Vieussen's ansa von Karman vortex street