Erik Christensen
Associate professor emeritus
Department of Mathematical Sciences
Universitetsparken 5, 2100 København Ø, 04 Matematik E, Building: 04-0-18
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A survey of completely bounded operators
Christensen, Erik & Sinclair, A. M., Sep 1989, In: Bulletin of the London Mathematical Society. 21, 5, p. 417-448 32 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Extensions of derivations II
Christensen, Erik, 1982, In: Mathematica Scandinavica. 50, p. 111 -122 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Commutator inequalities via Schur products
Christensen, Erik, 2016, Operator Algebras and Applications: The Abel Symposium 2015. Carlsen, T. M., Larsen, N. S., Neshveyev, S. & Skau, C. (eds.). Springer, p. 127-143 (Abel Symposia, Vol. 12).Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
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Minimal Stinespring Representations of Operator Valued Multilinear Maps
Christensen, Erik, 2023, In: Journal of Operator Theory. 89, 2, p. 587-601 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Property Gamma factors and the Hochschild cohomology problem
Christensen, Erik, Pop, F., Sinclair, A. M. & Smith, R. R., 2003, In: Proceedings of the National Academy of Science of the United States of America. 100, p. 3865-3869Research output: Contribution to journal › Journal article › Research › peer-review
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Derivations and their relation to perturbations of operator algebras
Christensen, Erik, 1982, American Mathematical Society Symposia . Vol. 38. p. 261 - 273 13 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
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Properly infinite aw*-algebras are monotone sequentially complete
Christensen, Erik & Pedersen, G. K., Jul 1984, In: Bulletin of the London Mathematical Society. 16, 4, p. 407-410 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
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On the cohomology groups of cerain finite von Neumann algebras
Christensen, Erik, Pop, F. & Sinclair, A. M., 1997, In: Mathematische Annalen. 307, p. 71-92Research output: Contribution to journal › Journal article › Research › peer-review
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Commutants of nest algebras modulo the compact operators
Christensen, Erik & Peligrad, C., Feb 1980, In: Inventiones Mathematicae. 56, 1, p. 113-116 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
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On von Neumann Algebras which are complemented Subspaces of B(H)
Christensen, Erik & Sinclair, A. M., 1994, In: Journal of Functional Analysis. 122, p. 91-102Research output: Contribution to journal › Journal article › Research › peer-review
ID: 4394
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The block Schur product is a Hadamard product
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79
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On the complete boundedness of the Schur block product
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Decompositions of block schur products
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