Global Lie-Tresse theorem
classification
🧮 math.DG
keywords
differentialalgebraicglobalinvariantslie-tressetheoremactionalgebra
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We prove a global algebraic version of the Lie-Tresse theorem which states that the algebra of differential invariants of an algebraic pseudogroup action on a differential equation is generated by a finite number of rational-polynomial differential invariants and invariant derivations.
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