Matrices of homomorphic mappings
Ivan Chajda (1975)
Archivum Mathematicum
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Ivan Chajda (1975)
Archivum Mathematicum
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Bedřich Pondělíček (1979)
Czechoslovak Mathematical Journal
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Dmitry Goldstein (1995)
Publicacions Matemàtiques
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A new proof is obtained to the following fact: a Rickart C*-algebra satisfies polar decomposition. Equivalently, matrix algebras over a Rickart C*-algebra are also Rickart C*-algebras.