Recent Publications
Small G-varieties (with A. Regeta and S. Zimmermann)
[pdf] https://arxiv.org/abs/2009.05559
Perpetuants: A lost treasure (with C. Procesi)
IRMN, Vol. 2021, No. 5, pp. 3597-3632
[pdf] http://arXiv:1810.01131v3
Covariants, invariant subsets, and first integrals (with F. Grosshans)
Is the affine space determined by its automorphism group? (with A. Regeta and I. van Santen)
IMRN, Vol. 2021, No. 6, pp. 4280-4300
[pdf] http://arxiv.org/abs/1707.06883
Automorphism groups of affine varieties and a characterization of affine n-space
Trans. Moscow Math. Soc. 78 (2017) 171-186
[pdf]
Automorphisms of the Lie algebra of vector fields (with A. Regeta)
J. Eur. Math. Soc. 19 (2017) 1577-1588
[pdf]
Invariants and separating morphisms for algebraic groups actions (with E. Dufresne)
Math. Z. 280(1) (2015) 231-255
[pdf]
Families of groups actions, generic isotriviality, and linearization (with P. Russel)
Transformation Groups 19 (2014) 779-792
[pdf]
Varieties characterized by their endomorphisms (with R. Andrist).
Math. Research Letters 21 (2014) 225-233
[pdf]
Representations with a reduced null cone (with G.W. Schwarz).
In: Symmetry: Representation Theory and Its Applications (Jeb Willenbring Roger Howe, Markus Hunziker, ed.), Progress in Mathematics, vol. 257, Birkhäuser Boston Inc., 2014, pp. 419–474.
[pdf]
On Automorphisms of the affine Cremona group (with I. Stampfli).
Ann. de l'Institut Fourier 63 (2013) 1137-1148
[pdf]
Degree bounds for separating invariants (with M. Kohls).
Math. Research Letters, 17 (2010) 10001-10012
[pdf]
Polarizations and nullcone of representations of reductive groups (with Nolan R. Wallach).
Progress in Math. Vol. 278 (2010) 153-168
[pdf]