A mathematical approximation of the angle of closure from retruded contact.
D002508:Cephalometry; D003766:Dental Occlusion; D007180:Incisor; D007574:Jaw Relation Record; D008334:Mandible / Q000502:physiology*; D008335:Mandibular Condyle / Q000502:physiology; D008433:Mathematics; D014716:Vertical Dimension