7 citations · 12 across the 7 of their papers we have counts for
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math.CO2015★ 1 cited
Stirling permutations, cycle structures of permutations and perfect matchings
Shi-Mei Ma, Yeong-Nan Yeh
In this paper we provide a unified combinatorial approach to establish a connection between Stirling permutations, cycle structures of permutations and perfect matchings. The main…
math.CO2015★ 2 cited
Derivative polynomials and enumeration of permutations by their alternating descents
Shi-Mei Ma, Yeong-Nan Yeh
In this paper we present an explicit formula for the number of permutations with a given number of alternating descents. Moreover, we study the interlacing property of the real par…