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math.CO2009
Enumeration of non-crossing pairings on bit strings
Todd Kemp, Karl Mahlburg, Amarpreet Rattan +1
A non-crossing pairing on a bitstring matches 1s and 0s in a manner such that the pairing diagram is nonintersecting. By considering such pairings on arbitrary bitstrings $1^{n_1}…
math.CO2006★ 2 cited
Stanley's character polynomials and coloured factorizations in the symmetric group
Amarpreet Rattan
Stanley introduces polynomials which help evaluate symmetric group characters and conjectures that the coefficients of the polynomials are positive. Stanley later gives a conjectur…