Erik Christensen

Erik Christensen

Associate professor emeritus

ORCID: 0000-0003-1754-0778

Publication year:
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26 - 50 out of 63Page size: 25
  1. 2003
  2. Published

    Hochschild cohomology of factors with property Gamma

    Christensen, Erik, Sinclair, A. M. & Smith, R. R., 2003, In: Annals of Mathematics. 158, 2, p. 597-621

    Research output: Contribution to journal › Journal article › Research › peer-review

  3. Published

    On some problems studied by R.V. Kadison

    Christensen, Erik, 2003, In: Acta Mathematica Sinica. English series. 19, p. 523-534

    Research output: Contribution to journal › Journal article › Research › peer-review

  4. Published

    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. 3865-3869

    Research output: Contribution to journal › Journal article › Research › peer-review

  5. 2001
  6. Published

    Finite von Neumann algebra factors with property Gamma

    Christensen, Erik, 2001, In: Journal of Functional Analysis. 186, p. 366-380

    Research output: Contribution to journal › Journal article › Research › peer-review

  7. Published

    Konvekse mængder

    Christensen, Erik, 2001, 106 p.

    Research output: Book/Report › Book › Communication

  8. 1998
  9. Published

    On invertibility preserving linear mappings, simultaneous triangularization and Property L.

    Christensen, Erik, 1998, In: Linear Algebra and Its Applications. 301, p. 153-170

    Research output: Contribution to journal › Journal article › Research › peer-review

  10. 1997
  11. Published

    Two generalizations of the Gleason-Kahane-Z̀elazko theorem

    Christensen, Erik, Jan 1997, In: Pacific Journal of Mathematics. 177, 1, p. 27-32 6 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  12. Published

    A cohomological characterization of approximately finite dimension von Neumann algebras

    Christensen, Erik, 1997, Operator Algebras and quantum field theory. Rom: International Press, p. 323-328

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  13. Published

    On the cohomology groups of cerain finite von Neumann algebras

    Christensen, Erik, Pop, F. & Sinclair, A. M., 1997, In: Mathematische Annalen. 307, p. 71-92

    Research output: Contribution to journal › Journal article › Research › peer-review

  14. 1995
  15. Published

    Module mappings into von Neumann algebras and injectivity

    Christensen, Erik & Sinclair, A. M., 1995, In: Proceedings of the London Mathematical Society. 71, p. 618-640

    Research output: Contribution to journal › Journal article › Research › peer-review

  16. 1994
  17. Published

    On von Neumann Algebras which are complemented Subspaces of B(H)

    Christensen, Erik & Sinclair, A. M., 1994, In: Journal of Functional Analysis. 122, p. 91-102

    Research output: Contribution to journal › Journal article › Research › peer-review

  18. Published

    Universally bounded operators on von Neumann algebras of type II*U1

    Christensen, Erik, 1994, Algebraic Methods in Operator Theory. Boston: Birkhäuser Verlag, p. 195-204

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  19. 1989
  20. Published

    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

  21. Published

    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

  22. Published

    On the vanishing of Hn(A, A*) for certain C*-algebras

    Christensen, Erik & Sinclair, A. M., Mar 1989, In: Pacific Journal of Mathematics. 137, 1, p. 55-63 9 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  23. 1988
  24. Published

    Close operator algebras

    Christensen, Erik, 1988, In: NATO ASI Series C Mathematical and Physical Sciences - Advanced Study Institute. 247 , p. 537 - 556 20 p.

    Research output: Contribution to journal › Conference article › Research › peer-review

  25. 1987
  26. Published

    Completely bounded multilinear maps and C*-algebraic cohomology

    Christensen, Erik, Effros, E. G. & Sinclair, A., Jun 1987, In: Inventiones Mathematicae. 90, 2, p. 279-296 18 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  27. Published

    Representations of completely bounded multilinear operators

    Christensen, Erik & Sinclair, A. M., May 1987, In: Journal of Functional Analysis. 72, 1, p. 151-181 31 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  28. Published

    The algebra of generalized compacts associated with a von Neumann algebra

    Christensen, Erik, 1987, Operator Theory: Advances and applications.. Birkhäuser Verlag, Vol. 24. p. 51 - 58 8 p.

    Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

  29. 1986
  30. Published

    Similarities of II_1 factors with property Gamma

    Christensen, Erik, 1986, In: Journal of Operator Theory. 15, 2, p. 281 - 288 8 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  31. 1984
  32. Published

    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

  33. Published

    Pertrurbationer af operatoralgebraer

    Christensen, Erik, 1984, 50 p.

    Research output: Book/Report › Book › Research › peer-review

  34. 1983
  35. Published

    Completely order isomorphic and close C-algebras need not BE, *-isomorphic

    Choi, M. D. & Christensen, Erik, Nov 1983, In: Bulletin of the London Mathematical Society. 15, 6, p. 604-610 7 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  36. 1982
  37. Published

    Measures on projections and physical states

    Christensen, Erik, Dec 1982, In: Communications in Mathematical Physics. 86, 4, p. 529-538 10 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  38. Published

    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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