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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Subalgebras of a finite algebra
Christensen, Erik, Feb 1979, In: Mathematische Annalen. 243, 1, p. 17-29 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Completely bounded isomorphisms of injective von neumann algebras
Christensen, Erik & Sinclair, A. M., Jun 1989, In: Proceedings of the Edinburgh Mathematical Society. 32, 2, p. 317-327 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Extension of derivations
Christensen, Erik, Feb 1978, In: Journal of Functional Analysis. 27, 2, p. 234-247 14 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Dirac operators and spectral triples for some fractal sets built on curves
Christensen, Erik, Ivan, C. & Lapidus, M. L., 2008, In: Advances in Mathematics. 217, 1, p. 42 - 78 37 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Von Neumann algebras as complemented subspaces of B(H)
Christensen, Erik & Wang, L., 2014, In: International Journal of Mathematics. 25, 9 p., 1450107.Research output: Contribution to journal › Journal article › Research › peer-review
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On weakly D-differentiable operators
Christensen, Erik, 2016, In: Expositiones Mathematicae. 34, 1, p. 27–42Research output: Contribution to journal › Journal article › Research › peer-review
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Near inclusions of C*-algebras
Christensen, Erik, Jul 1980, In: Acta Mathematica. 144, 1, p. 249-265 17 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Hochschild cohomology of factors with property Gamma
Christensen, Erik, Sinclair, A. M. & Smith, R. R., 2003, In: Annals of Mathematics. 158, 2, p. 597-621Research output: Contribution to journal › Journal article › Research › peer-review
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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
ID: 4394
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143
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The block Schur product is a Hadamard product
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81
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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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