Department of Mathematical Sciences

 

 
  1. 1979
  2. Published

    Cohomology of operator algebras and quantum dynamical semigroups.

    Christensen, Erik & Evans , D. E., 1979, In: Journal of the London Mathematical Society. 20, 2, p. 358-368 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Subalgebras of a finite algebra

    Christensen, Erik, Feb 1979, In: Mathematische Annalen. 243, 1, p. 17-29 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Clinical Assessment Of Disease Activity In Rheumatoid Arthritis

    HANSEN, T., Keiding, S. R., Lauritzen, Steffen, MANTHORPE, R., SORENSEN, S. & WIIK, A., 1979, In: Scandinavian Journal of Rheumatology. 8, 2, p. 101-105 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Angular Momentum of the cosmic background radiation

    Jakobsen, Hans Plesner, Segal, I. & Kon, M., 1979, In: Physical Review Letters. 42, p. 1788-1791

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Higher order tensor products of wave equations

    Jakobsen, Hans Plesner, 1979, Non-Commutative Harmonic Analysis. p. 97-115 (Lecture Notes in Mathematics, Vol. 728).

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  7. Published

    Restrictions and Expansions of Holomorphic Representations

    Jakobsen, Hans Plesner & Vergne, M., 1979, In: Journal of Functional Analysis. 34, p. 29-53 25 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Tensor products, reproducing kernels, and power series

    Jakobsen, Hans Plesner, 1979, In: Journal of Functional Analysis. 31, p. 293-305

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Purity and generalized chain conditions

    Jensen, Chr Ulrik & Simson, D., 1979, In: Journal of Pure and Applied Algebra. 14, 3, p. 297-305 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    On the axiomatizability of certain classes of modules

    Jensen, Chr Ulrik & Vámos, P., 1979, In: Mathematische Zeitschrift. 167, 3, p. 227-237 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Kan man kun differentiere på én måde?

    Laursen, Kjeld Bagger, 1979, In: Normat - Nordisk Matematisk Tidsskrift. 27, p. 107-111

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. 1978
  13. Published

    Extension of derivations

    Christensen, Erik, Feb 1978, In: Journal of Functional Analysis. 27, 2, p. 234-247 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Generators of semigroups of completely positive maps

    Christensen, Erik, Jun 1978, In: Communications in Mathematical Physics. 62, 2, p. 167-171 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Intertwining differential operators for Mp(n,R) and SU(n,n)

    Jakobsen, Hans Plesner, 1978, In: Transactions of the American Mathematical Society. 246, p. 311-337

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Symmetry and causality properties of physical fields

    Jakobsen, Hans Plesner, Segal, I., Speh, B., Vergne, M. & Ørsted, B., 1978, In: Proceedings of the National Academy of Science of the United States of America. 75, p. 1609-1611

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    The algebra of polytopes in affine spaces

    Jessen, B. & Thorup, Anders, 1978, In: Mathematica Scandinavica. 43, 2, p. 211-240 (1979)

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Marginal Maximum Likelihood Estimates and Estimation of the Offspring Mean in a Branching Process

    Keiding, N. & Lauritzen, Steffen, 1978, In: Scandinavian Journal of Statistics. 5, 2, p. 106-110 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. 1977
  20. Published

    THE AVERAGE NOISE FROM A POISSON STREAM OF VEHICLES

    ANDERSEN, P., ANDERSEN, S. & Lauritzen, Steffen, 1977, In: Journal of Applied Probability. 14, 4, p. 817-828 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Derivations of nest algebras

    Christensen, Erik, Jun 1977, In: Mathematische Annalen. 229, 2, p. 155-161 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Perturbation of operator algebras

    Christensen, Erik, Feb 1977, In: Inventiones Mathematicae. 43, 1, p. 1-13 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Perturbations of operator algebras II.

    Christensen, Erik, 1977, In: Indiana University Mathematics Journal. 26, p. 891 - 904 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Minimal injective resolutions under flat base change

    Foxby, H. & Thorup, Anders, 1977, In: Proceedings of the American Mathematical Society. 67, 1, p. 27-31 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Conformal harmonic analysis and intertwining differential operators

    Jakobsen, Hans Plesner, 1977, Group Theoretical Methods in Physics: Proceedings of the Fifth International Colloquium, Université de Montréal, July 1976. Sharp, R. T. & Kolman, B. (eds.). Academic Press, p. 573-576

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  26. Published

    On the global dimension of the functor category (mod R, Ab)

    Jensen, Chr Ulrik, 1977, In: Journal of Pure and Applied Algebra. 11, 1-3, p. 45-51 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Published

    Some remarks on valuations and subfields of given codimension in algebraically closed fields

    Jensen, Chr Ulrik, 1977, In: Publ. Math. Debrecen. 24, 3-4, p. 317-321 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

    Automatic continuity in algebras of differentiable functions

    Laursen, Kjeld Bagger, Bade, W. G. & Curtis, P. C., 1977, In: Mathematica Scandinavica. 40, p. 249-270

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Wave and Dirac Operators and Representations of the Conformal Group

    Vergne, M. & Jakobsen, Hans Plesner, 1977, In: Journal of Functional Analysis. 24, p. 52-106

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. 1976
  31. Published

    Deux applications de la notion de L-dimension

    Gruson, L. & Jensen, Chr Ulrik, 1976, In: C. R. Acad. Sci. Paris Sér. I Math.. 282, 1, p. Aii, A23-A24

    Research output: Contribution to journalJournal articleResearchpeer-review

  32. Published

    Appendix to Winkel, P., Gæde, P. and Lyngbye, J.: Method for monitoring plasma progesterone concentrations in pregnancy.

    Lauritzen, Steffen, 1976, In: Clinical Chemistry. 22

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    Note on a case-study in Box-Jenkins seasonal forecasting of time series

    Lauritzen, Steffen, 1976, In: Scandinavian Journal of Statistics. 3, p. 93-94 2 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  34. Published

    Stochastic Model. [Appendix to arrticle: Method for monitoring plasma progesterone oncentrations in pregnancy / Winkel, P., Gæde, P. and Lyngbye, J.]

    Lauritzen, Steffen, 1976, In: Clinical Chemistry. 22, 4, p. 427-428

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. Published

    Continuity of linear maps from C*-algebras

    Laursen, Kjeld Bagger, 1976, In: Pacific Journal of Mathematics. 61, p. 483-491

    Research output: Contribution to journalJournal articleResearchpeer-review

  36. 1975
  37. Published

    Perturbations of type I von neumann algebras

    Christensen, Erik, Jan 1975, In: Journal of the London Mathematical Society. s2-9, 3, p. 395-405 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. Published

    General exponential models for discrete observations

    Lauritzen, Steffen, 1975, In: Scandinavian Journal of Statistics. 2, p. 22-33 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. Published

    Random orthogonal set functions and stochastic models for the gravity potential of the earth

    Lauritzen, Steffen, Jan 1975, In: Stochastic Processes and Their Applications. 3, 1, p. 65-72 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. Published

    Lifting matrix units in C*-algebras II

    Laursen, Kjeld Bagger & Sinclair, A. M., 1975, In: Mathematica Scandinavica. 37, p. 167-172

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. Published

    A MORPHOMETRIC STUDY OF NORMAL HUMAN LIVER CELL NUCLEI

    Ranek, L., Keiding, N. & Jensen, S. T., Nov 1975, In: Acta Pathologica Microbiologica Scandinavica Section A Pathology. 83A, 5, p. 467-476 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  42. Published

    KARYOMETRY OF LIVER BIOPSIES IN VIRUS HEPATITIS

    Ranek, L., Jensen, S. T. & Keiding, N., Nov 1975, In: Acta Pathologica et Microbiologica Scandinavica - Section A Pathology. 83A, 5, p. 477-486 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  43. 1974
  44. Published

    A remark on pure ideals and projective modules

    Jøndrup, Søren & Trosborg, P. J., 1974, In: Mathematica Scandinavica. 35, p. 16-20 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  45. Published

    Groups acting on rings

    Jøndrup, Søren, 1974, In: Journal of the London Mathematical Society. 8, p. 483-486 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  46. Published

    Power series over coherent rings

    Jøndrup, Søren & Small, L. W., 1974, In: Mathematica Scandinavica. 35, p. 21-24 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  47. Published

    Sufficiency, prediction and extreme models

    Lauritzen, Steffen, 1974, In: Scandinavian Journal of Statistics. 1, p. 128-134 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  48. Published

    Symmetry of generalized group algebras

    Laursen, Kjeld Bagger, 1974, In: Proceedings of the American Mathematical Society. p. 318-322

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. 1973
  50. Published

    Modules algébriquement compacts et foncteurs (i)

    Gruson, L. & Jensen, Chr Ulrik, 1973, In: C. R. Acad. Sci. Paris Sér. I Math.. 276, p. A1651-A1653

    Research output: Contribution to journalJournal articleResearchpeer-review

  51. Published
  52. Published

    On the structure of $rm Ext_R^1(A,R)$

    Jensen, Chr Ulrik, 1973, Rings, modules and radicals (Proc. Colloq., Keszthely, 1971). North-Holland, Amsterdam, p. 215-226

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  53. Published

    Centres and fixed-point rings of Artinian rings

    Jensen, Chr Ulrik & Jøndrup, Søren, 1973, In: Mathematische Zeitschrift. 130, p. 189-197 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  54. Published

    The Probabilistic Background of Some Statistical Methods in Physical Geodesy.

    Lauritzen, Steffen, 1973, København: Geodætisk Institut.

    Research output: Book/ReportBookResearch

  55. Published

    A note on lifting of matrix units in C*-algebras

    Laursen, Kjeld Bagger, 1973, In: Mathematica Scandinavica. 33, p. 338-342

    Research output: Contribution to journalJournal articleResearchpeer-review

  56. Published

    Automatic continuity in Banach spaces and algebras

    Laursen, Kjeld Bagger & Stein, Jr, J. D., 1973, In: American Journal of Mathematics. 95, p. 495-505

    Research output: Contribution to journalJournal articleResearchpeer-review

  57. 1972
  58. 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 journalJournal articleResearchpeer-review