- error
- domain_error
- evaluation_error
- existence_error
- instantiation_error
- permission_error
- representation_error
- resource_error
- syntax_error
- system_error
- type_error
- uninstantiation_error
- atan
- char_conversion
- current_char_conversion
- ensure_loaded
- include
- xor
- call
- catch
- fail
- false
- initialization
- once
- repeat
- throw
- true
- abolish
- asserta
- assertz
- clause
- dynamic
- retract
- retractall
- acyclic_term
- arg
- atom_chars
- atom_codes
- atom_concat
- atom_length
- char_code
- compare
- copy_term
- functor
- number_chars
- number_codes
- subsumes_term
- term_variables
- unify_with_occurs_check
- phrase
- get_byte
- get_char
- get_code
- nl
- open
- peek_byte
- peek_char
- peek_code
- put_byte
- put_char
- put_code
- read
- read_term
- set_stream_position
- write
- write_canonical
- writeq
- is
- div
- mod
- rem
- abs
- max
- min
- sign
- ceiling
- floor
- round
- truncate
- acos
- asin
- atan2
- cos
- exp
- float
- float_fractional_part
- float_integer_part
- log
- pi
- sin
- sqrt
- tan
- discontigous
- multifile
- op
- set_prolog_flag
- atom
- atomic
- callable
- compound
- float
- ground
- integer
- nonvar
- number
- var
- at_end_of_stream
- close
- current_input
- current_op
- current_output
- current_prolog_flag
- flush_output
- set_input
- set_output
- stream_property