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Clifford wavelets and Clifford-valued MRAs. (English) Zbl 1301.42050

Summary: By using the Clifford algebra over \(\mathbb R^4\) and its matrix representation, we construct Clifford scaling functions and Clifford wavelets. Then we compute related mask functions and filters, which arise in many applications such as quantum mechanics.

MSC:

42C15 General harmonic expansions, frames
46E15 Banach spaces of continuous, differentiable or analytic functions
42C40 Nontrigonometric harmonic analysis involving wavelets and other special systems
42B99 Harmonic analysis in several variables
42C05 Orthogonal functions and polynomials, general theory of nontrigonometric harmonic analysis