Module of covariants: Difference between revisions

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Latest revision as of 18:50, 12 August 2023

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: <math>(M \otimes_k A)^G.</math>

where <math>-^G</math> refers to taking the elements fixed by the action of ''G''; thus, <math>A^G</math> is the [[ring of invariants]] of ''A''.

== See also ==

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== References ==

* M. Brion, ''Sur les modules de covariants'', Ann. Sci. École Norm. Sup. (4) 26 (1993), 1 21.

* M. Van den Bergh, ''Modules of covarariantscovariants'', Proceedings of the International Congress of Mathematicians, Vol. 1, 2 (Zurich, 1994), Birkhauser, Basel, pp. 352-362&nbsp;352–362, 1995.

[[Category:Algebra of random variables]]

[[Category:Covariance and correlation]]

[[Category:Module theory]]

{{linear-algebra-stub}}