On the support designs of extremal binary doubly even self-dual codes
arXiv:1311.2124 · doi:10.1007/s10623-012-9782-3
Abstract
Let D be the support design of the minimum weight of an extremal binary doubly even self-dual [24m,12m,4m+4] code. In this note, we consider the case when D becomes a t-design with t \geq 6.
8 pages