In this chapter, we list some basic definitions and prove some standard lemmas used throughout the book. In particular, the lemmas are used to obtain some useful properties of the one- and two-dimensional Fourier (sine) transform, which are used often in the book.
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© 2008 Springer Science+Business Media, LLC
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(2008). Preliminaries. In: Shapira, Y. (eds) Matrix-Based Multigrid. Numerical Methods and Algorithms, vol 2. Springer, Boston, MA. https://doi.org/10.1007/978-0-387-49765-5_2
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DOI: https://doi.org/10.1007/978-0-387-49765-5_2
Publisher Name: Springer, Boston, MA
Print ISBN: 978-0-387-49764-8
Online ISBN: 978-0-387-49765-5
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