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Publicado en línea: 13 sept 2017
Páginas: 165 - 171
Recibido: 16 feb 2016
Aceptado: 27 may 2016
DOI: https://doi.org/10.1515/amsil-2016-0013
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© 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.