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  1. Published

    The spatial isomorphism problem for close separable nuclear C*-algebras

    Christensen, Erik, Sinclair, A. M., Smith, R. R., White, S. A. & Winter, W., 2010, In: Proceedings of the National Academy of Science of the United States of America. 107, 2, p. 587 - 591 5 p.

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

  2. Published

    Pertrurbationer af operatoralgebraer

    Christensen, Erik, 1984, 50 p.

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

  3. Published

    C*-algebras nearly contained in a type I C*-algebra

    Christensen, Erik, Sinclair, A. M., White, S. A. & Smith, R. R., Jan 2013, In: Canadian Journal of Mathematics. 65, p. 52-65 14 p.

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

  4. 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

  5. Published

    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

  6. Published

    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

  7. Published

    Sums of two-dimensional spectral triples

    Christensen, Erik & Ivan, C., 2007, In: Mathematica Scandinavica. 100, 1, p. 35-60 26 p.

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

  8. Published

    On non-selfadjoint representations of C*-algebras

    Christensen, Erik, 1981, In: American Journal of Mathematics. 103, p. 817 - 833 17 p.

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

  9. Published

    Non-commutative integration for monotone sequentially closed C∗ algebras

    Christensen, Erik, 1972, In: Mathematica Scandinavica. 31, p. 171-190 20 p.

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

  10. Published

    Konvekse mængder

    Christensen, Erik, 2001, 106 p.

    Research output: Book/Report › Book › Communication

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