In this talk, we discuss some recent study on Stirling permutations and Chen's grammars, including a bijection between Stirling permutations and perfect matchings, several connections between Eulerian polynomials and some enumerative polynomials of Stirling permutations, and the recent study on Chen's grammars.

Add:Building 58, The School of Mathematics, Tianjin University Beiyangyuan Campus,

No. 135, Ya Guan Road, Jinnan District, Tianjin, PRC

Tel:022-60787827 Mail:math@tju.edu.cn