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Symmetries and Laplacians: Introduction to Harmonic Analysis, Group Representations and Applications by David Gurarie
This introductory text examines concepts, ideas, results, and techniques related to symmetry groups and Laplacians. Its exposition is based largely on examples and applications of general theory. Topics include commutative harmonic analysis, representations of compact and finite groups, Lie groups, and the Heisenberg group and semidirect products. 1992 edition. Reprint of the North-Holland, Amsterdam, 1992 edition. Table of Contents for Symmetries and Laplacians: Introduction to Harmonic Analysis, Group Representations and Applications
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