Preprints

• J. S. Christiansen. Szegő asymptotics on Parreau−Widom sets.

Peer-reviewed articles

• J. S. Christiansen, B. Simon, and M. Zinchenko. Finite gap Jacobi matrices: A review. Proceedings of Symposia in Pure Mathematics 87 (2013)
• J. S. Christiansen. Finite and infinite gap Jacobi matrices. Oper. Theory Adv. Appl. 227 (2013) 43-55
• J. S. Christiansen, B. Simon, and M. Zinchenko. Finite gap Jacobi matrices, III. Beyond the Szegő class. Constr. Approx. 35 (2012) 259-272
• J. S. Christiansen. Szegő's theorem on Parreau−Widom sets. Adv. Math. 229 (2012) 1180-1204
• C. Berg and J. S. Christiansen. A question by T. S. Chihara about shell polynomials and indeterminate moment problems. J. Approx. Theory 163 (2011) 1449-1464
• J. S. Christiansen, B. Simon, and M. Zinchenko. Finite gap Jacobi matrices, II. The Szegő class. Constr. Approx. 33 (2011) 365-403
• J. S. Christiansen, B. Simon, and M. Zinchenko. Finite gap Jacobi matrices, I. The isospectral torus. Constr. Approx. 32 (2010) 1-65
• J. S. Christiansen, B. Simon, and M. Zinchenko. Finite gap Jacobi matrices: An announcement. J. Comp. Appl. Math. 233 (2009) 652-662
• B. M. Brown, J. S. Christiansen, and K. M. Schmidt. Spectral properties of a q-Sturm−Liouville operator. Comm. Math. Phys. 287 (2009) 259-274
• J. S. Christiansen and E. Koelink. Self-adjoint difference operators and symmetric Al-Salam−Chihara polynomials. Constr. Approx. 28 (2008) 199-218
• J. S. Christiansen and E. Koelink. Self-adjoint difference operators and classical solutions to the Stieltjes−Wigert moment problem. J. Approx. Theory 140 (2006) 1-26
• J. S. Christiansen and M. E. H. Ismail. A moment problem and a family of integral evaluations. Trans. Amer. Math. Soc. 358 (2006) 4071-4097
• J. S. Christiansen. Indeterminate moment problems related to birth and death processes with quartic rates. J. Comp. Appl. Math. 178 (2005) 91-98
• B. M. Brown and J. S. Christiansen. On the Krein and Friedrichs extensions of a positive Jacobi operator. Expo. Math. 23 (2005) 179-186
• J. S. Christiansen. The moment problem associated with the Stieltjes−Wigert polynomials. J. Math. Anal. Appl. 277 (2003) 218-245
• J. S. Christiansen. The moment problem associated with the q-Laguerre polynomials. Constr. Approx. 19 (2003) 1-22

Books and Chapters

• C. Berg and J. S. Christiansen. Chapter entitled “The Moment Problem”. To appear in The Askey-Bateman Project, Volume 1: Orthogonal Polynomials
• C. Berg, J. S. Christiansen, and H. L. Pedersen. Guest Editors for “Proceedings of the Seventh International Symposium on Orthogonal Polynomials, Special Functions, and Applications”. J. Comp. Appl. Math. 178 (2005) 1-538

Abstracts

• J. S. Christiansen. Beyond analyticity I: C⁰-generic singular continuous spectrum. Oberwolfach Reports 9 (2012) 1095-1098