INDEX 379 INDEX Note: Page numbers followed by f and t refer to figures and tables, respectively Abstract_object, 120, 202, 203 Abstract supertypes, 18, 19f Acceptance_of_offer, 325À326 Acceptance_of_offer_for_goods, 327À328 Activities and associations, participants in, 182 Activities and events, 131 deeming, 133 discovery, 133 events, 133 and ontological approach, difference between, 65À66 ontological approach, 67À68 Artifacts, 152 Asset, 156, 307À308 Association, 133À136, 156, 241À243, 363 individuals role, 134À135 state_of_association, 242À243 Attributes, applying principles state_of_biological_object, 259À260 Biological_system, 263 class_of_biological_system, 264 class_of_state_of_biological_ system, 264À265 state_of_biological_system, 265 Biological_system_component, 268, 269 class_of_biological_system_