Equivariant formal group laws and complex-oriented spectra over primary cyclic groups: elliptic curves, Barsotti-Tate groups, and other examples

Abstract

We explicitly construct and investigate a number of examples of Z/p^r-equivariant formal group laws and complex-oriented spectra, including those coming from elliptic curves and p-divisible groups, as well as some other related examples.

Keywords

• Elliptic cohomology
• Equivariant formal group laws
• Barsotti-Tate cohomology