CS621: Artificial Intelligence Pushpak Bhattacharyya CSE Dept., IIT Bombay Lecture 35–Himalayan Club example; introducing Prolog Himalayan Club example Introduction through an example (Zohar Manna, 1974):
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Pushpak BhattacharyyaCSE Dept., IIT Bombay
Lecture 35–Himalayan Club example; introducing Prolog
Problem in Declarative Form
Compute_length ([Head|Tail], Length):-
Length is Tail_length+1.
High level explanation:
The length of a list is 1 plus the length of the tail of the list, obtained by removing the first element of the list.
This is a declarative description of the computation.