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math.DG2010
A New Proof of Branson's Classification of Elliptic Generalized Gradients
Mihaela Pilca
We give a representation theoretical proof of Branson's classification of minimal elliptic sums of generalized gradients. The original proof uses tools of harmonic analysis, which…
math.DG2010★ 1 cited
Remarks on the product of harmonic forms
Liviu Ornea, Mihaela Pilca
A metric is formal if all products of harmonic forms are again harmonic. The existence of a formal metric implies Sullivan formality of the manifold, and hence formal metrics can e…