This Workshop is hosted by the Laboratoire de Mathématiques de Besançon, and is dedicated to Henri Lombardi on the occasion of his retirement.

Speakers

• María Emilia Alonso García (Universidad Complutense de Madrid, Spain)
• Gema María Díaz Toca (Universidad de Murcia, Spain)
• André Galligo (Université Nice Sophia Antipolis, France)
• Hajime Ishihara (Japan Advanced Institute of Science and Technology)
• Alban Quadrat (Inria Saclay, France)
• Claude Quitté (Université de Poitiers, France)
• Fred Richman (Florida Atlantic University, USA)
• Ihsen Yengui (Faculté des Sciences de Sfax, Tunisia)

Program

• Saturday, October 15^th
  • 11h00 – 11h45: Hajime Ishihara:
    • Supergeometric theories and set-generated classes.
  • 11h50 – 12h35: Alban Quadrat:
    • Applied constructive algebra.

  • 14h30 – 15h05: Gema María Díaz Toca:
    • Block diagonalization of Hankel matrices.
  • 15h10 – 15h45: André Galligo:
    • Revisiting the "virtual root" concept.
  • 15h50 – 16h25: María Emilia Alonso García:
    • Border bases: a useful tool for constructions in Algebra.

  • 17h00 – 17h35: Claude Quitté:
    • Grassmanniennes et combinatoires.
  • 17h40 – 18h15: Ihsen Yengui:
    • Algorithms for computing syzygies over V[X₁,…,X_n], V a valuation ring.
• Sunday, October 16^th
  • 09h30 – 10h15: Fred Richman:
    • A constructive theory of minimal zero-dimensional extensions of a commutative ring.
  • 10h30: Round table

  • Lunch and excursion

Committee: Stéphane Chrétien, Stefan Neuwirth, Hervé Perdry, Marie-Françoise Roy, Peter Schuster.