Abstract
The goal of this chapter is to find the heat kernel of a left invariant operator on a Lie group, by using a geometric method involving Hamiltonian formalism.
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Notes
- 1.
This operator resembles the Grushin operator \(\frac{1} {2}(x_{2}^{2}\partial _{x_{1}}^{2} + \partial _{x_{2}}^{2})\), but in this case it is left invariant with respect to a group law.
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Acknowledgements
This research project is partially supported by an NSF grant DMS-1203845 and Hong Kong RGC competitive earmarked research grants #600607, #601410.
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Calin, O., Chang, DC., Li, Y. (2013). On the Heat Kernel of a Left Invariant Elliptic Operator. In: Andrews, T., Balan, R., Benedetto, J., Czaja, W., Okoudjou, K. (eds) Excursions in Harmonic Analysis, Volume 2. Applied and Numerical Harmonic Analysis. Birkhäuser, Boston. https://doi.org/10.1007/978-0-8176-8379-5_10
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