755c60a7ca
git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1244 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
76 lines
1.3 KiB
Plaintext
76 lines
1.3 KiB
Plaintext
=================================================================
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Logtalk - Object oriented extension to Prolog
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Release 2.22.5
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Copyright (c) 1998-2005 Paulo Moura. All Rights Reserved.
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=================================================================
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% start by loading the "assignvars" category:
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| ?- logtalk_load(library(assignvars)).
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...
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% now you are ready for loading the example:
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| ?- logtalk_load(assignvars(loader)).
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...
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% rectangle example:
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?- rectangle(2, 3, _)::(init, position(X0, Y0), move(3, 7), position(X1, Y1), move(2, 5), position(X2, Y2)).
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X0 = 0
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Y0 = 0
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X1 = 3
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Y1 = 7
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X2 = 2
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Y2 = 5
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Yes
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% finite state machine example:
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| ?- fsm(T, I, F), fsm(T, I, F)::recognise([0,1,1,2,1,2,0]).
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red-0-red
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red-1-green
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green-1-yellow
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yellow-2-red
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red-1-green
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green-2-red
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red-0-red
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T = [red-0-red, red-1-green, red-2-red, yellow-0-red, yellow-1-green, yellow-2-red, green-0-yellow, ... -... -yellow, ... -...]
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I = red
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F = [red]
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Yes
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% finite state machine example:
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| ?- fsm(T, I, F), !, fsm(T, I, F)::recognise([0,1,1,2,1,2,1,0]).
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red-0-red
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red-1-green
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green-1-yellow
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yellow-2-red
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red-1-green
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green-2-red
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red-1-green
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green-0-yellow
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backtracking...
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backtracking...
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backtracking...
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backtracking...
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backtracking...
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backtracking...
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backtracking...
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backtracking...
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No
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