Ansatte ved Institut for Matematiske Fag – Københavns Universitet

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Institut for Matematiske Fag > Ansatte > Uffe Haagerup

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  1. U. Haagerup, The standard form of von Neumann algebras, Math. Scand. 37, 271-285 (1975).

  2. U. Haagerup, Normal weights on W*-algebras, Journ. Funct. Analysis 19, 302-317 (1975).

  3. U. Haagerup, Operator valued weights and crossed products, Symposia Math. 20,241-251 (1976).

  4. U. Haagerup, An example of a weight with type III centralizer, Proc. Amer. Math. Soc. 67, 278-280 (1977).

  5. O. Bratteli and U. Haagerup, Unbounded derivations and invariant states, Comm. Math. Phys. 59, 79-95 (1978).

  6. U. Haagerup, Les Meilleurs constantes de l'inequalite de Khintchine, Comptes Rendus de l'academie de Science de Paris, Serie A, 286, 259-262 (1978).

  7. U. Haagerup, On the dual weights for crossed products of von Neumann algebras I, Math. Scand. 43, 99-118 (1978).

  8. U. Haagerup, On the dual weights for crossed products of von Neumann algebras II, Math. Scand. 43, 119-140 (1978).

  9. U. Haagerup, Operator valued weights in von Neumann algebras I, Journ. Funct. Analysis 32, 175-206 (1979).

  10. U. Haagerup, Operator valued weights in von Neumann algebras II, Journ. Funct. Analysis 33, 339-361 (1979).

  11. U. Haagerup, Lp-spaces associated with an arbirary von Neumann algebra, pp. 175-185 in "Algebres d'operateurs et leurs applications en Physicue Mathematique", Edition CNRS 1979. (1979).

  12. U. Haagerup, An example of a non-nuclear C*-algebra, which has the metric approximation property, Inventiones Math. 50, 279-293 (1979).

  13. U. Haagerup, A density theorem for left Hilbert algebras, pp. 170-180 in "Algebres d'operateurs", Lecture Notes in Mathematics 725, Springer Verlag 1979. (1979).

  14. U. Haagerup, The reduced C*-algebra of a free group on two generators, pp. 321-335 in "18th Scandinavian Congress of Mathematicians, Proceedings 1980", Birkhauser Verlag (1981).

  15. U. Haagerup and C. F. Skau, Geometric aspects of Tomita-Takesaki theory II, Math. Scand. 48, 241-252 (1981).

  16. U. Haagerup and H. J. Munkholm, Simplices of maximal volume in hyperbolic n-space, Acta. Math. 147, 1-11 (1981).

  17. U. Haagerup, The best constants in the Khintchine inequality, Studia Math. 70, 231-283 (1982).

  18. U. Haagerup, Solution of the similarity problem for cyclic representations of c*-algebras, Annals of Math 118, 215-240 (1983).

  19. U. Haagerup, All nuclear C*-algebras are amenable, Inventions Math. 74, 305-319 (1983).

  20. U. Haagerup and H. Hanche-Olsen, Tomita-Takesaki theory for JBW-algebras, J. Operator theory 11, 343-364 (1984).

  21. U. Haagerup and L. Zsido, Sur la Propriete Dixmier pour les C*-algebres, Comptes Rendus de l'Academie de Science de Paris, Serie I, 298, 173-176 (1984).

  22. U. Haagerup, The Grothendieck inequality for bilinear forms on C*-algebras, Advances in Math. 56, 93-116 (1985).

  23. J. de Canniere and U. Haagerup, Multipliers of the Fourier algebras of some simple Lie Groups and their discrete subgroups., Amer. Journ. Math. 107, 455-500 (1985).

  24. E. Effros and U. Haagerup, Lifting problems and local reflexivity for C*-algebras, Duke Math. Journ. 52, 103-128 (1985).

  25. U. Haagerup, Injectivity and decomposition of completely bounded maps, pp. 170-222 in "Operator Algebras and their connection with Topology and Ergodic Theory", Lecture Notes in Mathematics 1132, Springer Verlag (1985).

  26. A. Connes, U. Haagerup and E. Størmer, Diameters of state spaces of type III factors, pp. 99-116 in "Operator Algebras and their connection with Topology and Ergodic Theory", Lecture Notes in Mathematics 1132, Springer Verlag (1985).

  27. U. Haagerup, A new proof of the equivalence of injectivity and hyperfiniteness for factors on a separable Hilbert space, Journ. Funct. Analysis 62, 160-201 (1985).

  28. U. Haagerup, The structure of factors on a separable Hilbert space, pp. 60-77 in "Proceedings of the nineteenth Nordic Congress of Mathematicians, Reykjavik 1984", Icelandic Math. Soc. (1985).

  29. P. Sigmund and U. Haagerup, Bethe stopping theory for a harmonic oscillator and Bohr's oscillator model of atomic stopping., Physical Review A, Vol. 34, 892-910 (1986).

  30. U. Haagerup, Connes bizentralizer problem and uniqueness of the injective factor of type III-1, Acta Math. 158, 95-148 (1987).

  31. U. Haagerup, A new upper bound for the complex Grothendieck constant, Israel Journ. Math. 60, 119-224 (1987).

  32. M. Cowling, U. Haagerup and R. Howe, Almost L2 matrix coefficients, Journ. Reine Angew. Math. 387, 97-110 (1988).

  33. U. Haagerup, The injective factors of type III-lambda, 0 < lambda < 1, Pacific Journ. Math. 137, 265-310 (1989).

  34. M. Cowling and U. Haagerup, Completely bounded multipliers of the Fourier algebra of a simple Lie group of real rank one, Inventiones Math. 96, 507-549 (1989).

  35. U. Haagerup and G. Pisier, Factorization of analytic functions with values in non commutative l1-spaces and applications, Canadian Journ. Math. 61, 882-906 (1989).

  36. U. Haagerup and E. Størmer, Equivalence of normal states on von Neumann algebras and the flow of weights, Advances in Math. 83, 180-262 (1990).

  37. U. Haagerup and E. Størmer, Pointwise inner automorphisms of von Neumann algebras, Journ. Funct. Analysis 92, 177-201 (1990).

  38. U. Haagerup, On convex combinations of unitaty operators in C*-algebras, pp. 1-13 in "Mappings of Operator Algebras", Proceedings of the Japan-US joint Seminar, University of Pennsylvania 1988, Progress in Math. 84, Birkhauser (1990).

  39. U. Haagerup and E. Størmer, Automorphisms which preserves unitary equivalence classes of normal states, proc. Symp. Pure. Math. 51, part 1, pp. 531-537, Amer. Math. Soc. (1990).

  40. J. Anderson, B. Blackadar and U. Haagerup, Minimal projections in the reduced C*-algebra of Zn * Zm, Journ. Operator Theory 26, 3-23 (1991).

  41. U. Haagerup and P. De la Harpe, The numerical radius of a nilpotent bounded operator on a Hilbert space, Proc. Amer. Math. Soc. 115, 371-379 (1992).

  42. U. Haagerup and M. Rørdam, C*-algebras of unitary rank two, Journ. Operator Theory 30, 161-171 (1993).

  43. U. Haagerup and G. Pisier, Bounded linear operators between C*-algebras, Duke Math. Journ. 71, 889-925 (1993).

  44. U. Haagerup and E. Størmer, Pointwise inner automorphisms of injective factors, Journ. Funct. Analysis 122, 307-314. (1994).

  45. U. Haagerup and J. Kraus, Approximation properties for group C*-algebras and group von Neumann algebras, Trans. Amer. Math. Soc. 344, 667-699 (1994).

  46. U. Haagerup, Principal graphs of subfactors in the index range 4 < [M : N] < 3 + sqrt(2), pp. 1-38 in "Subfactors", Proceedings of the Tanigushi symposium on operator algebras, World Scientific (1994).

  47. U. Haagerup and L. Zsido, Resolvent estimate for Hermitean operators and a related minimal extrapolation problem, Acta Math. (Szeged) 59, 503-524 (1994).

  48. U. Haagerup and M. Rørdam, Perturbations of the rotation C*-algebras and of the Heissenberg commutation relation, Duke Math. Journal 77, 627-656 (1995).

  49. U. Haagerup and E. Størmer, Subfactors of a factor of type III-lambda, which contain a maximal centralizer, International Journal Math. 6, 273-277 (1995).

  50. U. Haagerup and T. Itoh, Grothendieck type inequalities for bilinear forms on C*-algebras, J. Operator theory 34, 263-283 (1995).

  51. U. Haagerup and E. Størmer, Positive projections of von Neumann algebras onto JW-algebras, Proceedings of the XXVII Symposium on Mathematical Physics, Torun 1994, Rep. Math. Phys. 36, 317-330 (1995).

  52. D. Bisch and U. Haagerup, Compositions of subfactors: New examples of infinite depth subfactors, Ann. Scient. Ecole Norm. Sup. 29, 329-383 (1996).

  53. U. Haagerup, On Voiculescu's R- and S-transforms for free non-commuting random variables, Fields Institute Communications 12, 127-148 (1997).

  54. U. Haagerup, Orthogonal maximal abelian *-subalgebras of the n x n matrices and cyclic n-roots, pp. 296-322 in "Operator Algebras and Quantum Field Theory" (ed. S.Doplicher et al.), International Press (1997). Abstract and PostScript file (82 kb, compressed) available.

  55. K. Dykema, U. Haagerup, M. Rørdam, The stable rank of some free product C*-algebras, Duke Math. Journal 90, 95-121 (1997).

  56. U. Haagerup and C. Winsløw, The Effros-Mareshal topology in the space of von Neumann algebras, Amer. J. Math. 120, 567-617 (1998).

  57. U. Haagerup and E. Størmer, Maximality of entropy in finite von Neumann algebras, Invent. math. 132, 433-455 (1998).

  58. U. Haagerup and N. J. Laustsen, Weak amenability and a theorem of Goldstein, pp. 223-243 in "Banach algebras '97" (ed. E. Albrecht and M. Mathieu), de Gruyter, Berlin (1998). Abstract and PostScript file (88 kb, compressed) available.

  59. U. Haagerup and E. Størmer, On maximality of entropy in finite von Neumann algebras, pp 99-110 in "Operator Algebras and Operator Theory" (ed. L. Ge et al.), Contemporary Mathematics 228, Amer. Math. Soc. (1998).

  60. M. Asaeda and U. Haagerup, Exotic subfactors of finite depth with Jones indices (5+sqrt(13))/2 and (5+sqrt(17))/2, Commun. Math. Phys. 202, 1-63 (1999).

  61. U. Haagerup and S. Thorbjørnsen, Random matrices and K-theory for exact C*-algebras, Documenta Math. 4, 341-450 (1999).

  62. U. Haagerup and C. Winsløw, The Effros-Mareshall topology in the space of von Neumann algebras II, preprint (28 pp.), Copenhagen 1998. Journ. Functional Analysis 171, 401-431 (2000). PostScript file (151 kb, compressed) available.

  63. U. Haagerup and S. Thorbjørnsen, Random matrices and non-exact C*-algebras, , in "C*-algebras" (Eds. J. Cuntz and S. Echterhoff), Proceedings of the SFB-Workshop on C*-algebras, University of Munster, Germany, March 1999, Springer Verlag, 71-91 (2000). Abstract and PostScript file (143 kb, compressed) available.

  64. U. Haagerup and F. Larsen, Brown's spectral distribution measure for R-diagonal elements in finite von Neumann algebras, preprint (33 pp.), Odense 1999. Journ. Functional analysis 176, 331-367 (2000). Abstract and PostScript file (188 kb, compressed) available.

  65. U. Haagerup, H.P. Rosenthal and F.A. Sukochev, .On the Banach-isomorphic classification of Lp spaces of hyperfinite von Neumann algebras, Comptes Rendus de l'academie de Science de Paris, serie 1, t. 331, 691-695 (2000).

  66. K. Dykema and U. Haagerup, Invariant Subspaces of Voiculescu's Circular Operator, GAFA, Geom. funct. anal. 11, 693-741 (2001). PostScript file (147 kb, compressed) available.

  67. U. Haagerup, Random matricies, free probability and the invariant subspace problem, relative to a von Neumann algebra, Proceedings of the International Congress of Mathematicians 2002 Vol. 1, 273-290 (2002). PostScript file (492 kb) available.

  68. U. Haagerup, H.P. Rosenthal and F.A. Sukochev, Banach embedding properties of non-commutative Lp spaces, Memoirs Amer. Math. Soc. 163, no. 776, vi+68 pp. (2003). PDF file (691 kb) available.

  69. U. Haagerup and S. Thorbjørnsen, Random matrices with complex Gaussian entries, Expositiones Math. 21, 293-337 (2003). PostScript file available.

  70. K. Dykema and U. Haagerup, DT-Operators and Decomposability of Voiculescu's Circular Operator, Amer. J. Math. 126 , 121-189 (2004). PostScript file and PDF file available.

  71. K. Dykema and U. Haagerup, Invariant subspaces of the the quasinilpotent DT-operator, Journ. Funct. Anal. 209, 332-366 (2004). PostScript file (560 kb) and PDF file (248 kb) available.

  72. L. Aagaard and U. Haagerup, Moment formulas for the quasi-nilpotent DT-operator, International J. Math. 15, 581-628 (2004). PostScript file and PDF file available.

  73. U. Haagerup and S. Thorbjørnsen, A new application of random matrices: Ext(C*red(F2)) is not a group, Annals Math. 162, 711-775 (2005). PostScript file (754 kb) and PDF file (510 kb) available.

  74. U. Haagerup, H. Schultz and S. Thorbjørnsen, A Random Matrix Approach to the Lack of Projections in C*red(F2)), Advances in Mathematics 204 (2006), 1-83. (2006). PDF file (547 kb) available.

  75. U. Haagerup, R.V. Kadison and G.K. Pedersen, Means of Unitary Operators, Revisited, Math. Scand. 100, 193-197 (2007).

  76. U. Haagerup, H. Schultz, Brown Measures of Unbounded Operators Affiliated with a Finite von Neumann Algebra, Math. Scand. 100, 209-263 (2007). PDF file (333 kb) available.

  77. U. Haagerup and M. Musat, On the best constants in noncommutative Khintchine-type inequalities, preprint (30 pp.), Journ. Funct. Analysis 250, 588-624, (2007). PDF file (334 kb) available.

  78. U. Haagerup and M. Musat, The Effros-Ruan conjecture for bilinear forms on C*-algebras, Inventiones Math. 174, 139-163 (2008). PDF file (361 kb) available.

  79. U. Haagerup, H. Schultz, Invariant Subspaces for Operators in a General II1-factor, Publ. Inst. Hautes. Études Sci. 109, 19-111 (2009). PDF file (509 kb) available.

  80. U. Haagerup and M. Musat, Classification of hyperfinite factors up to completely bounded isomorphism of their preduals, J. Reine Angew. Math. 630, 141-176. (2009). PDF file (334 kb) available.

  81. U. Haagerup, M. Junge, Q. Xu., A reduction method for noncommutative Lp-spaces and applications, . Trans. Amer. Math. Soc. 362, 2125-2165. (2010). PDF file (481 kb) available.

  82. U. Haagerup, T. Kemp, R. Speicher, Resolvents of R-diagonal operators, Trans. Amer. Math. Soc. 362, 6029-6064. (2010). PDF file (324 kb) available.

  83. U. Haagerup, T. Steenstrup, R. Szwarc, Schur multipliers and spherical functions on homogeneous trees, Internat. J. Math. 21, 1337-1382. (2010).

  84. U. Haagerup, M. Musat, Factorization and dilation problems for completely positive maps on von Neumann algebras, arXiv:1009.0778. Comm. Math. Phys. 303, 555-594 (2011).

  85. U. Haagerup, G. Picioroaga, New Presentations of Thompson's group and applications, J. Operator Theory 66, 217-232 (2011). PDF file (229 kb) available.

  86. M. Asaeda, U. Haagerup., Fusion rules on a parametrized series of graphs, arXiv:1008.5364. Pacific J. Math 253, 257-288 (2011).

  87. U. Haagerup, S. Thorbjørnsen, Asymptotic expansions for the Gaussian Unitary Ensemble, arXiv:1004.3479. Infinite Dimensional Analysis, Quantum Probability and Related Topics 15, 1250003, 41 pp (2012).

  88. U. Haagerup, S. Möller, Radial multipliers on reduced free products of operator algebras, arXiv:1201.0609. Journal of Functional Analysis 263, 2507-2528 (2012).

  89. U. Haagerup, T. de Laat, Simple Lie groups without the Approximation Property., arXiv:1201.1250. Duke Math. J. 162, 925-964 (2013).

  90. U. Haagerup, S. Möller, The law of large numbers for the free multiplicative convolution., arXiv:1211.4457. Nordforsk Network Closing Conference Procededings. Springer Proceedings in Mathematics and Statistics, Vol 58, 157-186 (2013).

  91. U. Haagerup, H. Schlichtkrull, Inequalities for Jacobi Polynomials, arXiv:1201.0495. Ramanujan J. 33, 227-246 (2014).

  92. H. Ando, U. Haagerup, Ultraproducts of von Neumann algebras, arXiv:1212.5457. Journal Funct. Analysis 266, 6842-6913 (2014).

Papers under publication

  • S. Haagerup, U. Haagerup, M. Ramirez-Solano, A computational approach to the Thompson Group F., arXiv:1409.1486. (2014).

  • U. Haagerup, M. Musat, An asymptotic property of the factorizable completely positive maps and the Connes embedding problem. To appear in Comm. Math. Phys., arXiv:1408.6476. (2014).

  • U. Haagerup, Quasitraces on exact C*-algebras are traces. To appear in Math. Reports of the Academy of Science of the Royal Society of Canada., arXiv:1403.7653. (2014).

  • U. Haagerup, S. Knudby, The weak Haagerup property II: Examples. To appear in IMRN, International Mathematics Research Notices., arXiv:1405.5820. (2013).

  • U. Haagerup, S. Thorbjørnsen, On the free Gamma distributions. To appear in Indiana Univ. Math. J., arXiv:1302.3738. (2013).

  • U. Haagerup, S. Knudby, A Lévi-Khinchin formula for free groups. To appear in Proc. Amer. Math. Soc., arXiv:1304.5763. (2013).

  • H. Ando, U. Haagerup, C. Winsløw, Ultraproducts, QWEP von Neumann Algebras, and the Effros-Maréchal Topology. To appear in Journal für die Reine und Angewandte Mathematik., arXiv:1306.0460. (2013).

  • U. Haagerup, T. de Laat, Simple Lie groups without the Approximation Property II. To appear in Trans. Amer. Math. Soc. , arXiv:1307.2526. (2013).

  • U. Haagerup, Cyclic p-roots of prime lenght p and related complex Hadamard matrices, preprint (29 pp., 2008) PDF file (236 kb) available.

  • G. Björck and U. Haagerup, All cyclic p-roots of index 3, found by symmetry-preserving calculations, preprint (38 pp., 2007) PDF file (329 kb) available.

  • U. Haagerup, A. Przybyszewska, Proper metrics on locally compact groups, and proper affine isometric actions on Banach Spaces, preprint (31 pp., 2006). PDF file (207 kb) available.