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most citedCharacterizing Jordan embeddings between block upper-triangular subalgebras via preserving properties

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math.SP2025

Continuous spectrum-shrinking maps between finite-dimensional algebras

Ilja Gogić, Mateo Tomašević

Let and be unital finite-dimensional complex algebras, each equipped with the unique Hausdorff vector topology. Denote by $\mathrm{Max}(\mathcal{A})=\{\…