Publications 2005 - 2009
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.
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.
U. Haagerup, R.V. Kadison and G.K. Pedersen, Means of Unitary Operators, Revisited, Math. Scand. 100, 193-197 (2007).
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.
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.
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.
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.
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.