| !/0 | #/\/2 | #</2 | #<==/2 | #<==>/2 | #=/2 | #=</2 | #==>/2 | #>/2 | #>=/2 | #\/1 | #\/2 | #\//2 | #\=/2 | ,/2 | ->/2 | ./2 | ;/2 | </2 | =/2 | =../2 | =:=/2 | =</2 | ==/2 | =\=/2 | >/2 | >=/2 | @</2 | @=</2 | @>/2 | @>=/2 | \+/1 | \=/2 | \==/2
3.1. Index of Built-in Predicates
| !/0 | #/\/2 | #</2 | #<==/2 | #<==>/2 | #=/2 | #=</2 | #==>/2 | #>/2 | #>=/2 | #\/1 | #\/2 | #\//2 | #\=/2 | ,/2 | ->/2 | ./2 | ;/2 | </2 | =/2 | =../2 | =:=/2 | =</2 | ==/2 | =\=/2 | >/2 | >=/2 | @</2 | @=</2 | @>/2 | @>=/2 | \+/1 | \=/2 | \==/2