[HTML][HTML] Separating invariants for 2× 2 matrices
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Invariants and separating morphisms for algebraic group actions
E Dufresne, H Kraft - Mathematische Zeitschrift, 2015 - Springer
The first part of this paper is a refinement of Winkelmann's work on invariant rings and
quotients of algebraic group actions on affine varieties, where we take a more geometric …
quotients of algebraic group actions on affine varieties, where we take a more geometric …
[HTML][HTML] The separating variety for matrix semi-invariants
J Elmer - Linear Algebra and its Applications, 2023 - Elsevier
Let G be a linear algebraic group acting linearly on a vector space (or more generally, an
affine variety) V, and let k [V] G be the corresponding algebra of invariant polynomial …
affine variety) V, and let k [V] G be the corresponding algebra of invariant polynomial …
The separating variety for 2× 2 matrix invariants
J Elmer - Linear and Multilinear Algebra, 2024 - Taylor & Francis
Let G be a linear algebraic group acting linearly on a vector space (or more generally, an
affine variety) V, and let k VG be the corresponding algebra of invariant polynomial …
affine variety) V, and let k VG be the corresponding algebra of invariant polynomial …