24 lines
568 B
Prolog
24 lines
568 B
Prolog
:- use_module(library(pfl)).
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:- clpbn_horus:set_solver(fove).
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%:- clpbn_horus:set_solver(hve).
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%:- clpbn_horus:set_solver(bp).
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%:- clpbn_horus:set_solver(cbp).
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:- yap_flag(write_strings, off).
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friends(P1, P2) :-
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person(P1),
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person(P2),
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P1 \= P2.
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person @ 3.
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markov smokes(P)::[t,f] , cancer(P)::[t,f] ; [0.1, 0.2, 0.3, 0.4] ; [person(P)].
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markov friend(P1,P2)::[t,f], smokes(P1)::[t,f], smokes(P2)::[t,f] ; [0.5, 0.6, 0.7, 0.8, 0.5, 0.6, 0.7, 0.8] ; [friends(P1, P2)].
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% ?- smokes(person_1, t), smokes(person_2, f), friend(person_1, person_2, X).
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