Centre for Mathematics, University of Coimbra

Colloquia

Main

Beyond All Orders: The Hidden Secrets of Divergent Series
2026-03-25

Speaker : S. Jon Chapman (Univ. of Oxford, UK)

"Divergent series are the invention of the devil, and it is shameful to base on them any demonstration whatsoever." --- N. H. Abel. The lecture will introduce the concept of an asymptotic series, showing how useful divergent series can be, despite Abel's reservations. We will then discuss...

TBA
2026-05-20

Speaker : Eduardo V. Teixeira (Oklahoma State Univ., USA)

TBA...