definition A.320 Filtration by degree

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definition A.320: Filtration by degreeA.320definition 14.5: Universal enveloping algebra14.5definition A.325: Symmetric algebra and symbolA.325lemma A.321: The ordered monomials spanA.321equation 14.5: eq:lie-structconst14.5definition A.326: SymmetrizationA.326definition 14.8: Casimir element14.8lemma A.347: Central is the same as invariantA.347theorem A.319: Poincaré–Birkhoff–WittA.319theorem 14.16: Invariant tensors give Casimir operators14.16theorem 14.7: Poincaré–Birkhoff–Witt14.7corollary A.328: The Casimir elements are not accidentally zeroA.328lemma A.349: Lifting generators through the filtrationA.349proposition A.327: Symmetrization is an isomorphism of g-modulesA.327proposition A.348: Symmetrization identifies the invariantsA.348equation 14.12: eq:lie-uea-relations14.12proof : app:A-long-proofs@proof-196proof

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depends_on Universal enveloping algebra declared appendices/A-long-proofs.tex:15678
depends_on Symmetric algebra and symbol declared appendices/A-long-proofs.tex:15990
depends_on The ordered monomials span declared appendices/A-long-proofs.tex:15685