## Hung Le Pham, On norm one linear maps between C*-algebras

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Volume 1, Issue 3, 1 December 2017, Pages 321-323

Abstract. We give a description of norm one linear mappings between two $C^*$-algebras $\mathcal{A}$ and $\mathcal{B}$ that map a $C^*$-subalgebra of $\mathcal{A}$ isometrically onto one of $\mathcal{B}$. This generalises previous results of Paterson and Sinclar, and of Kadison.

Hung Le Pham, On norm one linear maps between $C^*$-algebras, J. Nonlinear Var. Anal. 1 (2017), 321-323.