Let s(n) be the threshold for which each directed path of order smaller than s(n) is extendible from one of its endpoints in some tournament T-n. It is shown that s(n) is asymptotic to 3n/4, with an error term at most 3 for infinitely many n. There are six tournaments with s(n) = n. (C) 1996 John Wiley & Sons, Inc.
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Univ Tokushima, Fac Integrated Arts & Sci, Dept Math Sci, Tokushima 7708502, JapanUniv Tokushima, Fac Integrated Arts & Sci, Dept Math Sci, Tokushima 7708502, Japan
Nakayama, S
Masuyama, S
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机构:Univ Tokushima, Fac Integrated Arts & Sci, Dept Math Sci, Tokushima 7708502, Japan
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Univ Nacl Autonoma Mexico, Inst Matemat, Area Invest Cientifica, Mexico City 04510, DF, MexicoUniv Nacl Autonoma Mexico, Inst Matemat, Area Invest Cientifica, Mexico City 04510, DF, Mexico
Galeana-Sanchez, Hortensia
Gomez, Ricardo
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Univ Nacl Autonoma Mexico, Inst Matemat, Area Invest Cientifica, Mexico City 04510, DF, MexicoUniv Nacl Autonoma Mexico, Inst Matemat, Area Invest Cientifica, Mexico City 04510, DF, Mexico
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Univ Nacl Autonoma Mexico, Inst Matemat, Ciudad Univ, Mexico City 04510, DF, MexicoUniv Nacl Autonoma Mexico, Inst Matemat, Ciudad Univ, Mexico City 04510, DF, Mexico
Galeana-Sanchez, H.
Rojas-Monroy, R.
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Univ Nacl Autonoma Mexico, Inst Matemat, Ciudad Univ, Mexico City 04510, DF, Mexico
Univ Autonoma Estado Mexico, Inst Literario, Fac Ciencias, 100 Ctr, Mexico City 50000, DF, MexicoUniv Nacl Autonoma Mexico, Inst Matemat, Ciudad Univ, Mexico City 04510, DF, Mexico
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Univ London Royal Holloway & Bedford New Coll, Dept Comp Sci, Egham TW20 0EX, Surrey, EnglandUniv London Royal Holloway & Bedford New Coll, Dept Comp Sci, Egham TW20 0EX, Surrey, England
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Univ Nacl Autonoma Mexico, Inst Matemat, Ciudad Univ, Mexico City 04510, DF, MexicoUniv Nacl Autonoma Mexico, Inst Matemat, Ciudad Univ, Mexico City 04510, DF, Mexico
Galeana-Sanchez, Hortensia
Llano, Bernardo
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Univ Autonoma Metropolitana Iztapalapa, Dept Matemat, Mexico City 09340, DF, MexicoUniv Nacl Autonoma Mexico, Inst Matemat, Ciudad Univ, Mexico City 04510, DF, Mexico
Llano, Bernardo
Jose Montellano-Ballesteros, Juan
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Univ Nacl Autonoma Mexico, Inst Matemat, Ciudad Univ, Mexico City 04510, DF, MexicoUniv Nacl Autonoma Mexico, Inst Matemat, Ciudad Univ, Mexico City 04510, DF, Mexico
Jose Montellano-Ballesteros, Juan
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