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• 25 Generalized geometry and spin structures
• 16 Coordinate-free notation for tensor contraction?
• 16 When is stress-energy tensor defined as variation of action with respect to metric conserved?
• 16 Jets of sections of vector bundles expressed by symmetrized iterated covariant derivatives - who did it first?
• 15 History and motivation for Tannaka, Krein, Grothendieck, Deligne et al. works on Tannaka-Krein theory?
• 15 References request: constructive quantum field theory
• 14 Functional approach vs jet approach to Lagrangian field theory
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