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Listar por autor "Reutenauer, Christophe"
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Invariants and coinvariants of the symmetric group in noncommuting variables
Bergeron, Nantel; Reutenauer, Christophe; Rosas Celis, Mercedes Helena; Zabrocki, Mike (University of Toronto Press, 2008)We introduce a natural Hopf algebra structure on the space of noncommutative symmetric functions. The bases for this algebra ...