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Abschnitt über Arithmetik in Prolog hinzugefügt; misc

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Martin Thoma 2014-03-23 19:28:44 +01:00
parent 82dd24d55b
commit 80e8df59d6
20 changed files with 194 additions and 27 deletions
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10
documents/Programmierparadigmen/scripts/prolog/arithmetik-fail.pl Normal file
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?- X is 3^2.
X = 9.
?- Y is X*X.
ERROR: is/2: Arguments are not sufficiently
instantiated
?- X is X+1.
ERROR: is/2: Arguments are not sufficiently
instantiated

2
documents/Programmierparadigmen/scripts/prolog/arithmetik.pl Normal file
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?- X is 5-2*5.
X = -5.

5
documents/Programmierparadigmen/scripts/prolog/even.pl Normal file
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even(0).
even(X) :- X>0, X1 is X-1, odd(X1).
odd(1).
odd(X) :- X>1, X1 is X-1, even(X1).

6
documents/Programmierparadigmen/scripts/prolog/fibonacci2.pl Normal file
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fib(0,0).
fib(1,1).
fib(X,Y) :- X>1,
X1 is X-1, X2 is X-2,
fib(X1,Y1), fib(X2,Y2),
Y is Y1+Y2.

2
documents/Programmierparadigmen/scripts/prolog/liste-append.pl Normal file
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append([],L,L).
append([X|R],L,[X|T]) :- append(R,L,T).

3
documents/Programmierparadigmen/scripts/prolog/liste-basic.pl Normal file
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?- [X|Y] = [1,2,3,4,5].
X = 1,
Y = [2, 3, 4, 5].

2
documents/Programmierparadigmen/scripts/prolog/liste-member.pl Normal file
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member(X,[X|R]).
member(X,[Y|R]) :- member(X,R).