Christian Berg
Professor, emeritus
Department of Mathematical Sciences
Universitetsparken 5
2100 København Ø
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Some classes of completely montonic functions, II
Alzer, H. & Berg, Christian, 2006, In: Ramanujan Journal. 11, p. 225-248Research output: Contribution to journal › Journal article › Research › peer-review
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Solvability of the Hankel determinant problem for real sequences
Bakan, A. & Berg, Christian, 2018, Frontiers In Orthogonal Polynomials and Q-series. Nashed, M. Z. & Li, X. (eds.). World Scientific, p. 85-117 (Contemporary Mathematics and Its Applications: Monographs, Expositions and Lecture Notes, Vol. 1).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
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Symmetric moment problems and a conjecture of Valent
Berg, Christian & Szwarc, R., 2017, In: Sbornik: Mathematics. 208, 3, p. 335-359Research output: Contribution to journal › Journal article › Research › peer-review
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A remark on the multidimensional moment problem
Berg, Christian, Christensen, J. P. R. & Jensen, Chr Ulrik, 1979, In: Mathematische Annalen. 243, 2, p. 163-169 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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A completely monotone function related to the Gamma function
Berg, Christian & Pedersen, H. L., 2001, In: Journal of Computational and Applied Mathematics. 133, p. 219-230Research output: Contribution to journal › Journal article › Research › peer-review
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Kompleks Funktionsteori
Berg, Christian, 2001, København Ø: Universitetsbogladen. 144 p.Research output: Book/Report › Book › Education
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Orthogonal Polynomials and analytic functions associated to positive definite matrices
Berg, Christian & Duran, A. J., 2006, In: Journal of Mathematical Analysis and Applications. 315, 5, p. 54-67Research output: Contribution to journal › Journal article › Research › peer-review
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The smallest eigenvalue of Hankel matrices
Berg, Christian & Szwarc, R., 2011, In: Constructive Approximation. 34, 1, p. 107-133Research output: Contribution to journal › Journal article › Research › peer-review
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A Family of Horn-Bernstein Functions
Berg, Christian & Pedersen, Henrik Laurberg, 2023, In: Experimental Mathematics. 32, 3, p. 505-513Research output: Contribution to journal › Journal article › Research › peer-review
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The Chen-Rubin conjecture in a continuous setting
Berg, Christian & Pedersen, Henrik Laurberg, 2006, In: Methods and Applications of Analysis. 13, 1, p. 63-88 26 p.Research output: Contribution to journal › Journal article › Research › peer-review
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A Pick Function related to an Inequality for the Entropy Function
Berg, Christian, 2001, In: Journal of Inequalities in Pure and Applied Mathematics. 26, 2, 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
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From discrete to absolutely continuous solutions of indeterminate moment problems
Berg, Christian, 1998, In: Arab J.Math.Sc.. 4, 2, p. 1-18Research output: Contribution to journal › Journal article › Research › peer-review
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A Family of Entire Functions Connecting the Bessel Function J1 and the Lambert W Function
Berg, Christian, Massa, E. & Peron, A. P., 2021, In: Constructive Approximation. 53, 4, p. 121–154Research output: Contribution to journal › Journal article › Research › peer-review
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On powers on Stieltjes moment sequences, I
Berg, Christian, 2005, In: Journal of Theoretical Probability. 18, p. 871-889Research output: Contribution to journal › Journal article › Research › peer-review
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Generalized q-Hermite Polynomials
Berg, Christian & Ruffing, A., 2001, In: Communications in Mathematical Physics. 223, 1, p. 29-46Research output: Contribution to journal › Journal article › Research › peer-review
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Logarithmic order and type of indeterminate moment problems
Berg, Christian, Pedersen, Henrik Laurberg & Hayman, W., 2007, Proceedings of the international Conference "Difference Equations, Special Functions and Orthogonal Polynomials". Elaydi et al., S. (ed.). World Scientific, p. 51-79Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
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Book review of Barry Simon: Szego's Theorem and its Descendants: Spectral Theory for L^2 Perturbations of Orthogonal Polynomials. Princeton University Press, 2010
Berg, Christian, 2011, In: Journal of Approximation Theory. 163, 8, p. 1029-1034Research output: Contribution to journal › Literature review › Communication
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Theory and Applications of Special Functions: On a generalized Gamma convolution related to the q-calculus
Berg, Christian, 2005, Berlin. 15 p. (Developments of Mathematics, Vol. 13).Research output: Book/Report › Anthology › Research › peer-review
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Schoenberg's theorem for real and complex Hilbert spheres revisited
Berg, Christian, Peron, A. P. & Porcu, E., Apr 2018, In: Journal of Approximation Theory. 228, p. 58-78Research output: Contribution to journal › Journal article › Research › peer-review
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From Schoenberg Coefficients to Schoenberg Functions
Berg, Christian & Porcu, E., Apr 2017, In: Constructive Approximation. 45, 2, p. 217-241Research output: Contribution to journal › Journal article › Research › peer-review
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On a Family of Functions Studied by Bhatia and Jain
Berg, Christian, 2017, In: Experimental Mathematics. 26, 2, p. 241-246Research output: Contribution to journal › Journal article › Research › peer-review
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Generation of generators of holomorphic semigroups
Berg, Christian, Boyadzhiev, K. & Delaubenfels, R., 1993, In: J. Austral. Math. Soc. (Series A). 55, p. 246-269Research output: Contribution to journal › Journal article › Research › peer-review
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On a fixed point in the metric space of normalized Hausdorff moment sequences
Berg, Christian & Beygmohammadi, M., 2010, In: Supplemento ai Rendiconti del Circolo matematico di Palermo. 82, p. 251-257Research output: Contribution to journal › Journal article › Research › peer-review
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When does a discrete differential pertubation of a sequence of orthonormal polynomials belong to l2
Berg, Christian & Duran, A. J., 1996, In: J. Funct. Anal.. 136, p. 127-153Research output: Contribution to journal › Journal article › Research › peer-review
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Bounds on Turán determinants
Berg, Christian & Szwarc, R., 2009, In: Journal of Approximation Theory. 161, p. 127-141Research output: Contribution to journal › Journal article › Research › peer-review
ID: 12150
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Nielsen's beta function and some infinitely divisible distributions
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A Family of Entire Functions Connecting the Bessel Function J1 and the Lambert W Function
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A Unified View of Space–Time Covariance Functions Through Gelfand Pairs
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