521 citations
- Max Planck Institute for Radio AstronomyDE53 papers
- University of MichiganUS40 papers
- Purdue University West LafayetteUS38 papers
- California Institute of TechnologyUS35 papers
- Leiden Observatory34 papers
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- Max Planck Institute for Extraterrestrial PhysicsDE30 papers
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Showing 2008 · math.OAShow all
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math.OA2008★ 4 cited
Metric characterizations of isometries and of unital operator spaces and systems
David P. Blecher, Matthew Neal
We give some new characterizations of unitaries, isometries, unital operator spaces, unital function spaces, operator systems, C*-algebras, and related objects. These characterizat…
math.OA2008
Contractively complemented subspaces of pre-symmetric spaces
Matthew Neal, Bernard Russo
In 1965, Ron Douglas proved that if is a closed subspace of an -space and is isometric to another -space, then is the range of a contractive projection on the…