encoding calls category dynamic end_category end_object end_protocol info initialization object protocol synchronized threaded uses alias discontiguous meta_predicate mode op private protected public current_object current_protocol current_category object_property protocol_property category_property create_object create_protocol create_category abolish_object abolish_protocol abolish_category complements complements_object extends extends_object extends_protocol extends_category implements implements_protocol imports imports_category instantiates instantiates_class specializes specializes_class abolish_events current_event define_events logtalk_load logtalk_compile logtalk_library_path current_logtalk_flag set_logtalk_flag threaded_call threaded_once threaded_ignore threaded_exit threaded_peek threaded_wait threaded_notify self this sender parameter before after phrase expand_term goal_expansion term_expansion true fail call catch throw unify_with_occurs_check var atom integer float atomic compound nonvar number arg copy_term functor current_predicate predicate_property abolish assertz asserta clause retract retractall bagof findall forall setof current_input current_output set_input set_output open close flush_output stream_property at_end_of_stream set_stream_position get_char get_code peek_char peek_code put_char put_code nl get_byte peek_byte put_byte read read_term write writeq write_canonical atom_chars atom_codes atom_concat number_chars number_codes current_op char_conversion current_char_conversion once repeat atom_length atom_concat sub_atom atom_chars atom_codes char_code number_chars number_codes set_prolog_flag current_prolog_flag halt abs atan ceiling cos exp float_fractional_part float_integer_part floor log mod rem round sign sin sqrt truncate