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+====== Electrical circuits ======
+{{tag>electronics model}}
+===== Description =====
+Example of two electrical circuits.
+**Source**:  PROLOG programming for artificial intelligence, 3rd Edition, Harlow, 2001, ISBN 0-201-40375-7.
+===== Download =====
+Program source code: {{electrical_circuits.pl}}
+===== Listing =====
+<code prolog>
+% Figure 14.7  Two electrical circuits.
+circuit_a( R1, R2, T21)  :-
+  T2 = (0,_),                  % Terminal T2 at potential 0
+  battery( T1, T2, 10),        % Battery 10 V
+  resistor( T11, T12, R1),
+  resistor( T21, T22, R2),
+  conn( [ T1, T11]),
+  conn( [ T12, T21]),
+  conn( [ T2, T22]).
+circuit_b( U, T11, T21, T31, T41, T51, T52)  :-
+  T2 = ( 0, _),                    % Terminal T2 at potential 0
+  battery( T1, T2, U),
+  resistor( T11, T12, 5),          % R1 = 5
+  resistor( T21, T22, 10),         % R2 = 10
+  resistor( T31, T32, 15),         % R3 = 15
+  resistor( T41, T42, 10),         % R4 = 10
+  resistor( T51, T52, 50),         % R5 = 50
+  conn( [T1, T11,T21]),
+  conn( [T12, T31, T51]),
+  conn( [T22, T41, T52]),
+  conn( [T2, T32, T42]).
+</code>
+===== Comments =====

pl/prolog/pllib/electrical_circuits.txt · ostatnio zmienione: 2019/06/27 15:50 (edycja zewnętrzna)

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