Finite transition matrices for permutations avoiding pairs of length four patterns (Q1398262)
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scientific article; zbMATH DE number 1956037
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Finite transition matrices for permutations avoiding pairs of length four patterns |
scientific article; zbMATH DE number 1956037 |
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Finite transition matrices for permutations avoiding pairs of length four patterns (English)
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29 July 2003
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This article shows that four classes of pattern-avoiding permutations are enumerated by a closed formula. The technique of proofs uses finite transition matrices associated with permutations avoiding pairs of length four patterns.
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pattern-avoiding permutations
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0.8875227
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0.8750315
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0.86512387
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0.8571123
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0.85221267
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0.8488051
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