Invariants Linear algebraic groups 3 Geometry, Algebraic 2 Moduli theory 2 Algebraic spaces 1 Calculus 1 Calculus of tensors 1 Categories (Mathematics) 1 Characteristic classes 1 Curvature 1 Differentiable dynamical systems 1 Differential forms 1 Differential operators 1 Galois cohomology 1 Geometry, Differential 1 Group actions (Mathematics) 1 Hilbert space 1 Hyperbolic spaces 1 Index theory (Mathematics) 1 Knot theory 1 Lie groups 1 Linear operators 1 Manifolds (Mathematics) 1 Mathematical physics 1 Modules (Algebra) 1 Obstruction theory 1 Random sets 1 Reflection groups 1 Representations of groups 1 Riemannian manifolds 1