组合讲堂

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参考文献

  1. R. Stanley, Longest alternating subsequences of permutations, arXiv: math.CO/0511419.

  2. I.M. Gessel, Symmetric Functions and P-Recursiveness, J. Combin. Theory Ser. A 53 (1990) 257–285.

  3. D. André, Développment de sec x and tg x, C. R. Math. Acad. Sci. Paris 88 (1879) 965–979.

  4. R.P. Stanley, Enumerative Combinatorics, Cambridge, Vol. 2, 1999.

  5. M. Bóna, Combinatorics of Permutations, Chapman & Hall/CRC, Boca Raton, FL, 2004.

  6. L. Comtet, Advanced Combinatorics, D. Reidel, Dordrecht, 1974.

  7. V.N. Sachkov, Combinatorial Methods in Discrete Mathematics, Cambridge University Press, Cambridge, 1996.