Prolog "compat"

         
/**
* Warranty & Liability
* To the extent permitted by applicable law and unless explicitly
* otherwise agreed upon, XLOG Technologies AG makes no warranties
* regarding the provided information. XLOG Technologies AG assumes
* no liability that any problems might be solved with the information
* provided by XLOG Technologies AG.
*
* Rights & License
* All industrial property rights regarding the information - copyright
* and patent rights in particular - are the sole property of XLOG
* Technologies AG. If the company was not the originator of some
* excerpts, XLOG Technologies AG has at least obtained the right to
* reproduce, change and translate the information.
*
* Reproduction is restricted to the whole unaltered document. Reproduction
* of the information is only allowed for non-commercial uses. Selling,
* giving away or letting of the execution of the library is prohibited.
* The library can be distributed as part of your applications and libraries
* for execution provided this comment remains unchanged.
*
* Restrictions
* Only to be distributed with programs that add significant and primary
* functionality to the library. Not to be distributed with additional
* software intended to replace any components of the library.
*
* Trademarks
* Jekejeke is a registered trademark of XLOG Technologies AG.
*/
/**
* forall(A, B): [N208 8.10.4]
* The predicate succeeds when there is no success of A
* such that B fails. Otherwise, the predicate fails.
*/
% forall(+Goal, +Goal)
forall(A, B) :- \+ (A, \+ B).
/*******************************************************************/
/* Miscellaneous */
/*******************************************************************/
/**
* number_codes(A, B): [ISO 8.16.8]
* If A is a variable, then the predicate succeeds in A with the
* number from the Prolog list B. Otherwise the predicate succeeds
* in B with the Prolog list for the number A.
*/
% number_codes(+-Number, -+List)
number_codes(Number, Codes) :- var(Number), !,
atom_codes(Atom, Codes),
atom_number(Atom, Number).
number_codes(Number, Codes) :-
atom_number(Atom, Number),
atom_codes(Atom, Codes).
/*******************************************************************/
/* Foreign Predicates */
/*******************************************************************/
% term_singletons(X, Y): [N208 8.2.4]
% defined in foreign(fastlib)
% ground(T): [TC2 8.3.10]
% defined in foreign(fastlib)
% nonground(T, V):
% defined in foreign(fastlib)
% divmod(X, Y, Z, T):
% no good support in JavaScript, hopefully this will change
% defined in foreign(fastlib)
% gcd(X, Y):
% no good support in JavaScript, hopefully this will change
% defined in foreign(fastlib)
:- ensure_loaded(foreign(fastlib)).

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