Inversion height in free fields

• C. Reutenauer ^[1]
  1. [1] University of Quebec at Montreal

     University of Quebec at Montreal

     Canadá

     
• Localización: Selecta Mathematica, New Series, ISSN 1022-1824, Vol. 2, Nº. 1, 1996, págs. 93-109
• Idioma: inglés
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• Resumen

  • An element of the free field has aninversion height with respect to the subring of noncommutative polynomials. This inversion height is characterized in terms of the minimal representation of the element. The inversion height of the entries of the inverse of ann byn generic matrix isn.