Trying to do this turbo prolog code but is giving error.
predicates
fibo(integer,integer)
clauses
fibo(0,0).
fibo(1,1).
fibo(X,N):-
N>1,
N1=N-1,
N2=N-2,
fibo(F1,N1),
fibo(F2,N2),
F=F1+F2,
write(F),write(",").
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Prashant Aghara
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It is giving no free variable allowed error on F1 and F2 – Prashant Aghara Sep 22 '21 at 11:18
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The main problem is that you don't reference X. You probably meant `X=F1+F2`. – Sep 22 '21 at 11:45