6.4. Further reading#
Nilsson (1980) gives a gentle introduction to the use of heuristics and their properties. (Pearl, 1984) is the main source for mathematical results on heuristics. The sliding tiles puzzle was taken from (Luger & Stubblefield, 1993).
G.F. Luger & W.A. Stubblefield (1993), Artificial Intelligence: Structures and Strategies for Complex Problem Solving, Benjamin/Cummings, second edition.
N.J. Nilsson (1980), Principles of Artificial Intelligence, Tioga Press.
J. Pearl (1984), Heuristics: Intelligent Search Strategies for Computer Problem Solving, Addison-Wesley.