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collect_arguments.pl
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collect_arguments.pl
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%symbol(Symbol,Symbol) :-!.
%%slp2lp_variables(Name1,[v,Name1]) :- predicate_or_rule_name(Name1),!.
%slp2lp_variables(Name,Name) :- !.
/**
collect_arguments_body(Body1,Body2) :-
findall(*,(member(Statement1,Body1
collect_arguments_body(Body1,[],Body2) :-
**/
%%predicate_or_rule_name([A,B]) :- atom(A),is_list(B),!.
%predicate_or_rule_name([V_or_n,_Name]) :- (V_or_n=v->true;V_or_n=n),!.%%,atom(Name),!.
%% x: predicate_or_rule_name(V_or_n) :- (V_or_n=v->true;V_or_n=n),fail,!.
collect_arguments_body2([],N,N):-!.%%,Body3
%%collect_arguments_body2([],Body,Body) :- !.
collect_arguments_body2(Body1,Body2,Body3) :-
Body1=[[Statements1|Statements1a]|Statements2
],
not(predicate_or_rule_name(Statements1)),
%Number1a is Number1+1,
collect_arguments_body2([Statements1],Body2,Body4), %% 2->1
collect_arguments_body2(Statements1a,Body4,Body5),
collect_arguments_body2(Statements2,Body5,Body3),
%% append([Body3,Body4],Body6),
%% append([[Body6],Body5],Body2),
!.
collect_arguments_body2(Body1,Body2,Body3) :-
get_lang_word("n",Dbw_n),
get_lang_word("not",Dbw_not),
Body1=[[[Dbw_n,Dbw_not],Statement]|Statements2 %% [] removed from Statement
],
%Number1a is Number1+1,
collect_arguments_body2([Statement],Body2,Body4),
collect_arguments_body2(Statements2,Body4,Body3),
%append([Number1,%%*,
%[n,not]],Body3,Body5),
%append([Body5],Body4
% ,Body2),
!.
collect_arguments_body2(Body1,Body2,Body3) :-
get_lang_word("n",Dbw_n),
get_lang_word("or",Dbw_or),
Body1=[[[Dbw_n,Dbw_or],[Statements1,Statements2]]|Statements3],
%Number1a is Number1+1,
collect_arguments_body2([Statements1],Body2,Body4),
collect_arguments_body2([Statements2],Body4,Body5),
collect_arguments_body2(Statements3,Body5,Body3),
%append(Body3,Body4,Body34),
%Body6=[Number1,[n,or],Body34
%],
%append([Body6],Body5,Body2),
!.
collect_arguments_body2(Body1,Body2,Body3) :-
get_lang_word("n",Dbw_n),
Body1=[[[Dbw_n,"->"],[Statements1,Statements2]]|Statements3],
%Number1a is Number1+1,
collect_arguments_body2([Statements1],Body2,Body4),
collect_arguments_body2([Statements2],Body4,Body5),
collect_arguments_body2(Statements3,Body5,Body3),
%append(Body3,Body4,Body34),
%Body6=[Number1,[n,"->"],Body34
%],
%append([Body6],Body5,Body2),
!.
collect_arguments_body2(Body1,Body2,Body3) :-
get_lang_word("n",Dbw_n),
Body1=[[[Dbw_n,"->"],[Statements1,Statements2,Statements2a]]|Statements3],
%Number1a is Number1+1,
collect_arguments_body2([Statements1],Body2,Body4),
collect_arguments_body2([Statements2],Body4,Body5),
%%trace,
collect_arguments_body2([Statements2a],Body5,Body6),
collect_arguments_body2(Statements3,Body6,Body3),
%append_list2([Body3,Body4,Body5],Body345),
%Body7=[Number1,[n,"->"],Body345],
%append([Body7],Body6,Body2),
!.
collect_arguments_body2(Body1,Body2,Body3) :-
Body1=[Statement|Statements],
not(predicate_or_rule_name(Statement)),
collect_arguments_statement1(Statement,Body2,Body4),
collect_arguments_body2(Statements,Body4,Body3),
%append_list2([Result1,Result2],Body2),
!.
collect_arguments_statement1(Statement,Arguments1,Arguments2) :-
get_lang_word("n",Dbw_n),
((Statement=[[Dbw_n,_Name],Arguments],
%trace,
recursive_collect_arguments(Arguments,Arguments1,Arguments2)
%findall(Argument,(member(Argument,Arguments),variable_name(Argument)),Arguments3),
%append(Arguments1,Arguments3,Arguments2)
%Arguments=Result2,
%findall(Argument,(member(Argument,Arguments),(predicate_or_rule_name(Argument))),Result2),
%Result1=[[Number1,[n,Name],Result2]]
)->true;
(Statement=[[Dbw_n,_Name]],
Arguments1=Arguments2)).
recursive_collect_arguments([],Arguments,Arguments) :- !.
recursive_collect_arguments(Statement,Arguments1,Arguments2) :-
Statement=[Statement1|Statement2],
(variable_name(Statement1)->append(Arguments1,[Statement1],Arguments3);(expression_not_var(Statement1)->Arguments1=Arguments3;
recursive_collect_arguments(Statement1,Arguments1,Arguments3))),
recursive_collect_arguments(Statement2,Arguments3,Arguments2).
%recursive_collect_arguments(Statement,Arguments1,Arguments2) :-
%variable_name(Statement)->
%/*
occurs_check(Variable1,Variables2) :-
%trace,
(occurs_check(on)->
((Variable1=Variables2->true;
(occurs_check2([Variable1],[Variables2])->fail;true)));
true).
contains_var(_,[]) :- fail.
contains_var(Var,Statement) :-
(Var=Statement->true; (Statement=[Statement1|Statement2],
(Var=Statement1->true;
(contains_var(Var,Statement1)->true;
contains_var(Var,Statement2))))).
% if a=b(a) then fail
occurs_check2([],[]) :- true.
occurs_check2(Variables1,Variables2) :-
(Variables1=Variables2->fail;
/*
((variable_name(Variables1),
not(variable_name(Variables2)),
contains_var1(Variables1,Variables2))->true;
(variable_name(Variables2),
not(variable_name(Variables1)),
contains_var1(Variables2,Variables1)))),
*/
((Variables1=[Statement1a|Statement2a],
Variables2=[Statement1b|Statement2b]),
(Statement1a=Statement1b->fail;
((variable_name(Statement1a),
not(variable_name(Statement1b)),
contains_var(Statement1a,Statement1b))->true;
((variable_name(Statement1b),
not(variable_name(Statement1a)),
contains_var(Statement1b,Statement1a))->true;
occurs_check2(Statement1a,Statement1b)))),
occurs_check2(Statement2a,Statement2b))).
contains_empty([]) :- fail.
contains_empty(Statement) :-
(is_empty(Statement)->true; (Statement=[Statement1|Statement2],
(is_empty(Statement1)->true;
(contains_empty(Statement1)->true;
contains_empty(Statement2))))).
length_is_list(A,B) :-
is_list(A),length(A,B),!.