Notes on Functionals *

B. Svetitsky
School of Physics and Astronomy
Raymond and Beverly Sackler Faculty
of Exact Sciences
Tel Aviv University
69978 Tel Aviv, Israel

December 28, 1998

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1. Functionals and functional derivatives
2. Generalizations
3. The Euler equation
4. Minimization and classical mechanics
5. Field theory
6. Constraints
7. The delta function
8. References
9. About this document ...

Extra:  Is the classical path always a minimum of the action?  PDF file

* notes for Methods of Theoretical Physics I, first semester 5759