SWI currently provides partial support for rational numbers. From the reference manual ( 4.27.2.1 Arithmetic types): “In the long term, it is likely that rational numbers will become atomic as well as a subtype of number. User code that creates or inspects the rdiv(M,N) terms will not be portable to…

Future of support for rational numbers

EricGT Split this topic January 24, 2020, 1:33pm 12

9 posts were split to a new topic: Using screen shots and images

Topic		Replies	Views
Proper rational numbers (prototype for testing) (Discussion) Discussion	99	1028	February 28, 2020
Arithmetic functions rational/1 and rationalize/1 General	37	935	December 30, 2022
C float comparison based on "extended precision" floats fails unexpectedly Help!	20	753	January 4, 2023
Set prolog flag: prefer_rationals General	1	252	May 27, 2023
Rationals are now Numbers: The SWI Prolog doc needs an update SWI-Prolog web site and services discussion	1	672	April 10, 2020