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On bilinear maps determined by rank one idempotents

✍ Scribed by J. Alaminos; M. Brešar; J. Extremera; A.R. Villena


Publisher
Elsevier Science
Year
2010
Tongue
English
Weight
121 KB
Volume
432
Category
Article
ISSN
0024-3795

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📜 SIMILAR VOLUMES


Maps on matrix algebras preserving idemp
✍ Gregor Dolinar 📂 Article 📅 2003 🏛 Elsevier Science 🌐 English ⚖ 115 KB

Let M n be the algebra of all n × n complex matrices and P n the set of all idempotents in M n . Suppose φ : M n → M n is a surjective map satisfying A -λB ∈ P n if and only if