À propos de cet article
Publié en ligne: 13 sept. 2017
Pages: 165 - 171
Reçu: 16 févr. 2016
Accepté: 27 mai 2016
DOI: https://doi.org/10.1515/amsil-2016-0013
Mots clés
© 2017
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
In this expository paper, we present a new and easier proof of the Polar Decomposition Theorem. Unlike in classical proofs, we do not use the square root of a positive matrix. The presented proof is accessible to a broad audience.