In 2014 Thierry Bousch published a solution to The Reve`s puzzle (four pegs version). His article is here http://bit.ly/rvspzl2014 and an English rendering of Bousch’s approach appears here http://bit.ly/tohbook2ed. Just recently there appeared a flawed article in DMAA claiming a proof of the Frame-Stewart conjecture, but a group of authors wrote http://bit.ly/FSCnote, so the FSC with five or more pegs remains an open problem.
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