Showing math.ACShow all
2 papers · 1 filter
math.AC2025
On Noether's Degree Bound for Finite Group Schemes
Gregor Kemper, Christian Liedtke, Christiane Ott
This paper establishes Noether's classical degree bound for finite and linearly reductive group schemes. On the other hand, we provide examples of infinitesimal gro…
math.AC2024
Invariant Theory: a Third Lease of Life
Gregor Kemper
In 1993, just about a century after the epoch of Classical Invariant Theory and almost 30 years after Mumford's seminal book on Geometric Invariant Theory, Bernd Sturmfels approach…