A WORD HOPF ALGEBRA BASED ON THE SELECTION/QUOTIENT PRINCIPLE

@inproceedings{Duchamp2013AWH,
  title={A WORD HOPF ALGEBRA BASED ON THE SELECTION/QUOTIENT PRINCIPLE},
  author={G'erard Henry Edmond Duchamp and N. Hoang-Nghia and Anda Tanasă},
  year={2013}
}
We dene a Hopf algebra structure on the vector space spanned by packed words using a selection/quotient coproduct. We show that this algebra is free on its irreducible packed words. We also compute the Hilbert series of this Hopf algebra, and we investigate its primitive elements. 

Similar Papers