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A Simple Proof of the Matrix-Valued Fejér-Riesz Theorem |
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| Authors: | Lasha Ephremidze Gigla Janashia Edem Lagvilava |
| Institution: | (1) Department of Mathematics, Tokai University, Orido-Shimizu 3-20-1, 424-8610 Shizuoka, Japan;(2) Razmadze Mathematical Institute, M. Aleksidze 1, 0193 Tbilisi, Georgia |
| Abstract: | A very short proof of the Fejér-Riesz lemma is presented in the matrix case. |
| Keywords: | Fejér-Riesz lemma Spectral factorization |
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