Prolog en Javascript

# Entrer votre jeu de règles ici. triple(sc, a, b). triple(sc, b, c). triple(sc, c, d). triple(sc, d, e). triple(sc, e, f). triple(sc, f, g). triple(type, sc, transitive). triple(P, X, Y) :- NOTTHIS triple(type, P, transitive), NOTTHIS triple(P, X, Z), triple(P, Z, Y). arcsOut(X, L) :- bagof(O, triple(P, X, O), L). ### Capitalisation de regles classiques : # unification et ( x, y, z; w ) support unify(X, X). # ( a, b, c ) --> conjunction([a, b, c]) conjunction([]). conjunction([X | Rest]) :- call(X), conjunction(Rest). # ( a; b; c ) --> disjunction([a, b, c]) disjunction([X | Rest]) :- call(X). disjunction([X | Rest]) :- disjunction(Rest). # Arithmetique add(A, B, C) :- external("$1 + $2", [A, B], C). # A + B = C, etc. sub(A, B, C) :- external("$1 - $2", [A, B], C). mul(A, B, C) :- external("$1 * $2", [A, B], C). div(A, B, C) :- external("$1 / $2", [A, B], C). # Le "quicksort" qsort([], []). qsort([X|Rest], Answer) :- partition(X, Rest, [], Before, [], After), qsort(Before, Bsort), qsort(After, Asort), append(Bsort, [X | Asort], Answer). partition(X, [], Before, Before, After, After). partition(X, [Y | Rest], B, [Y | Brest], A, Arest) :- leq(X, Y), partition(X, Rest, B, Brest, A, Arest). partition(X, [Y | Rest], B, Brest, A, [Y | Arest]) :- gtr(X, Y), partition(X, Rest, B, Brest, A, Arest). leq(X, Y) :- compare(X, Y, gt). leq(X, Y) :- compare(X, Y, eq). gtr(X, Y) :- compare(X, Y, lt). # Quellesque regles classiques de gestion des listes append([], Z, Z). append([A|B], Z, [A|ZZ]) :- append(B, Z, ZZ). reverse([], []). reverse([A|B], Z) :- reverse(B, Brev), append(Brev, [A], Z). length([], 0). length([H|T], N) :- length(T, M), add(M, 1, N). # Le "not" standard de prolog not/1 not(Term) :- call(Term), !, fail. not(Term). # Le "var" standard de prolog var/1 var(X) :- bagof(l, varTest(X), [l, l]). varTest(a). tarTest(b).

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