====== Capacity ======
{{tag>math geometry}}
===== Description =====
Counting capacity of rectangular prism

**Source**:  PROLOG str. 32 Wydawnictwo PLJ Warszawa 1991 ISBN 83-85190-63-5
===== Download =====
Program source code: {{capacity.pl}}
===== Listing =====
<code prolog>
dlugosc(kontener, 20).
szerokosc(kontener, 30).
wysokosc(kontener, 15).

objetosc(X, Y) :- dlugosc(X, A), szerokosc(X, B), wysokosc(X, C), Y is A*B*C.</code>
===== Comments =====