Botea, AdiMueller, MartinSchaeffer, Jonathan2015-12-08January 6-http://hdl.handle.net/1885/29093Research on macro-operators has a long history in planning and other search applications. There has been a revival of interest in this topic, leading to systems that successfully combine macrooperators with current state-of-the-art planning approaches basKeywords: Heuristic search; Macro-operators; Search Algorithms; Search application; Artificial intelligence; Heuristic algorithms; Iterative methods; Macros20072015-12-08