This is a partial list of sites of interest on Geometrical Integration and Numerical Analysis:
Geometric Integration Group in Bergen
Numerical Analysis Group in Cambridge
This is a partial list of people working on Geometrical Intregration and related topics
Owren Brynjulf
Elena Celledoni
Moody Chu
Luca Dieci
Ernst Hairer
Uwe Helmke
Knut Hueper
Arieh Iserles
Ben Leimkuhler
Hans Munthe-Kaas
Paul Van Dooren
Mark Sofroniou
Giulia Spaletta
Nicolay Trendafilov
ErikVan Vleck
Antonella Zanna