Una Trasformata di Legendre su un modello non standard

Vittorio Martino


We consider an exotic contact form on the three-dimensional sphere and we establish explicitly the existence of a non singular vector field in its kernel such that the dual form is still a contact form with the same orientation than the given one. In particular this means that a Legendre transform can be completed.

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DOI: 10.6092/issn.2240-2829/2229


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