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Solving the \((n^2-1)\)-puzzle with \(\frac{8}{3}n^3\) expected moves - MaRDI portal

Solving the \((n^2-1)\)-puzzle with \(\frac{8}{3}n^3\) expected moves (Q1736675)

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scientific article; zbMATH DE number 7042263
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English
Solving the \((n^2-1)\)-puzzle with \(\frac{8}{3}n^3\) expected moves
scientific article; zbMATH DE number 7042263

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    Solving the \((n^2-1)\)-puzzle with \(\frac{8}{3}n^3\) expected moves (English)
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    26 March 2019
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    Summary: It is shown that the greedy algorithm for the \((n^2-1)\)-puzzle makes \(\frac{8}{3} n^3 +O(n^2)\) expected moves. This analysis is verified experimentally on 10,000 random instances each of the \((n^2-1)\)-puzzle for \(4 \leq n \leq 200\).
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    15-puzzle
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    8-puzzle
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    analysis of algorithms
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    average-case analysis
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    greedy algorithm
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    \((n^2-1)\)-puzzle
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