Affine Kac-Moody Groups as Twisted Loop Groups obtained by Galois Descent Considerations
arXiv:2105.00156 · doi:10.18926/mjou/64001
Abstract
We provide explicit generators and relations for the affine Kac-Moody groups, as well as a realization of them as (twisted) loop groups by means of Galois descent considerations.
39 pages; to appear in Mathematical Journal of Okayama University