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math-ph2022
Polarization of generalized Nijenhuis torsions
Piergiulio Tempesta, Giorgio Tondo
In this work, we introduce the notion of polarization of generalized Nijenhuis torsions and establish several algebraic identities. We prove that these polarizations are relevant i…
math-ph2022★ 1 cited
Generalized Nijenhuis Torsions and block-diagonalization of operator fields
Daniel Reyes Nozaleda, Piergiulio Tempesta, Giorgio Tondo
The theory of generalized Nijenhuis torsions, which extends the classical notions due to Nijenhuis and Haantjes, offers new tools for the study of normal forms of operator fields.…