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Faculty of Mathematics
Publications
Faculty of Mathematics 

 Publications

Preprints:

 

  • joint with O.G. Ernst, H. Gottschalk, T. Kowalewitz, M. Reese. Integrability and Approximability of Solutions to the Stationary Diffusion Equation with Lévy Coefficient.
    arXiv-Preprint: 2010.14912

Publications in peer-reviewed Journals and Proceedings:

 

  1. joint with V. Asensio, E. Jordá. Power boundedness and related properties for weighted composition operators on S(ℝd).
    J. Funct. Anal. 288(3), Article 110745, 2025
    DOI: 10.1016/j.jfa.2024.110745
    arXiv-Preprint: 2405.01018

  2. joint with A. Debrouwere. Linear topological invariants for kernels of differential operators by shifted fundamental solutions.
    accepted for publication in Arch. Math.
    arXiv-Preprint: 2301.02617

  3. joint with A. Przestacki. Hypercyclic and mixing composition operators on OM(ℝ).
    RACSAM. Rev. R. Acad. Cienc. Exactas Fís. Nat. Ser. A Mat. 118, Article 149, 2024
    SharedIt Link: https://rdcu.be/dQjbR
    DOI: 10.1007/s13398-024-01649-1
    arXiv-Preprint: 2310.09104

  4. joint with D. Santacreu. Mean ergodic weighted shifts on Köthe echelon spaces.
    Results Math. 78, July 13, 2023, Article 180, 2023
    DOI: 10.1007/s00025-023-01951-1
    arXiv-Preprint: 2301.11186

  5. joint with A. Debrouwere. Quantitative Runge type approximation theorems for zero solutions of certain partial differential operators.
    accepted for publication in Israel J. Math.
    arXiv-Preprint: 2209.10794

  6. joint with A. Debrouwere. Linear topological invariants for kernels of convolution and differential operators.
    J. Funct. Anal. 284(10), Article 109886, 2023
    DOI: 10.1016/j.jfa.2023.109886
    arXiv-Preprint: 2204.11733

  7. joint with A. Debrouwere. Boundary values of zero solutions of hypoelliptic differential operators in ultradistribution spaces.
    Math. Ann. 386(1-2):779-819, 2023
    SharedIt Link: https://rdcu.be/cOt7U
    DOI: 10.1007/s00208-022-02411-x
    arXiv-Preprint: 2010.11111

  8. joint with D. Santacreu. Mean ergodic composition operators on spaces of smooth functions and distributions.
    Proc. Amer. Math. Soc. 150(6):2603-2616, 2022
    DOI: 10.1090/proc/15894
    arXiv-Preprint: 2106.10011

  9. An approximation theorem of Runge type for kernels of certain non-elliptic partial differential operators.
    Bull. Sci. Math. 170, Article ID 103012, 26 p., 2021
    DOI: 10.1016/j.bulsci.2021.103012
    arXiv-Preprint: 1804.08099

  10. joint with J. Bonet and A. Peris. Dynamics of shift operators an non-metrizable sequence spaces.
    Rev. Mat. Iberoam. 37(6):2373-2397, 2021
    DOI: 10.4171/rmi/1267
    arXiv-Preprint: 1911.07513

  11. Topologizable and power bounded weighted composition operators on spaces of distributions.
    Ann. Polon. Math. 125(2):139-154, 2020
    DOI: 10.4064/ap200211-11-5
    Online First Version, arXiv-Preprint: 2002.03871

  12. Power bounded weighted composition operators on function spaces defined by local properties.
    J. Math. Anal. Appl. 471(1-2):211-238, 2019.
    DOI: 10.1016/j.jmaa.2018.10.073
    arXiv-Preprint: 1807.08557

  13. Dynamics of weighted composition operators on function spaces defined by local properties.
    Stud. Math. 249(3):259-301, 2019.
    DOI: 10.4064/sm180109-8-6
    Online First Version, arXiv-Preprint: 1712.06110

  14. Surjectivity of differential operators and linear topological invariants for spaces of zero solutions.
    Rev. Mat. Compl. 32(1):37-55, 2019.
    DOI: 10.1007/s13163-018-0266-5
    arXiv-Preprint: 1408.4356

  15. joint with A. Pichler. On Banach spaces of vector-valued random variables and their duals motivated by risk measures.
    Banach J. Math. Anal. 12(4):773-807, 2018.
    DOI: 10.1215/17358787-2017-0026
    arXiv-Preprint: 1703.10367v2

  16. A short remark on the surjectivity of the combinatorial Laplacian on infinite graphs.
    RACSAM. Rev. R. Acad. Cienc. Exactas Fís. Nat. Ser. A Mat. 110(2):695-698, 2016.
    DOI: 10.1007/s13398-015-0258-y
    arXiv-Preprint: 1412.5854

  17. A remark on the frequent hypercyclicity criterion for weighted composition semigroups and an application to the linear von Foerster-Lasota equation.
    Math. Nachr. 289(8-9):982-993, 2016.
    DOI: 10.1002/mana.201400410
    arXiv-Preprint: 1410.7697

  18. A simple characterization of chaos for weighted composition C0-semigroups on Lebesgue and Sobolev spaces.
    Proc. Am. Math. Soc. 144(4):1561-1573, 2016.
    DOI: 10.1090/proc/12794
    arXiv-Preprint: 1408.6394

  19. joint with L. Frerick, E. Jordá, J. Wengenroth. Strongly continuous semigroups on some Fréchet spaces.
    J. Math. Anal. Appl. 412(1):121-124, 2014.
    DOI: 10.1016/j.jmaa.2013.10.053
    arXiv-Preprint: 1309.4946

  20. joint with J. Aroza, E. Mangino. Chaotic C0-semigroups induced by semiflows in Lebesgue and Sobolev spaces.
    J. Math. Anal. Appl. 412(1):77-98, 2014.
    DOI: 10.1016/j.jmaa.2013.10.002
    Preprint

  21. joint with J. Müller, M. Niess. On the behaviour of power series in absence of Hadamard-Ostrowski gaps.
    C. R. Acad. Sci. Paris, Ser. I 351:255-259, 2013.
    DOI: 10.1016/j.crma.2013.04.012
    Preprint

  22. joint with M. Niess, T. Ransford. Examples of quantitative universal approximation.
    Complex Analysis and Potential Theory 77--98, CRM Proceedings and Lecture Notes, 55, Amer. Math. Soc. Providence, RI, 77-97, 2012.
    DOI: 10.1090/crmp/055/06
    Preprint

  23. The augmented operator of a surjective partial differential operator with constant coefficients need not be surjective.
    Bull. Lond. Math. Soc. 44(3):610-614, 2012.
    DOI: 10.1112/blms/bdr121
    arXiv-Preprint: 1105.4805

  24. joint with M. Niess. Composition and differentiation operators and fast approximation.
    J. Approx. Theory 164(1):57-76, 2012.
    DOI: 10.1016/j.jat.2011.09.007
    Preprint

  25. Some results on surjectivity of augmented differential operators.
    J. Math. Anal. Appl. 386(1):125-134, 2012.
    DOI: 10.1016/j.jmaa.2011.07.049
    Preprint

  26. Every P-convex subset of ℝ2 is already strongly P-convex.
    Math. Z. 269(3-4):721-731, 2011.
    DOI: 10.1007/s00209-010-0765-7
    arXiv-Preprint: 0907.3037

  27. Surjectivity of partial differential operators on ultradistributions of Beurling type in two dimensions.
    Stud. Math. 201(1):87-102, 2010.
    DOI: 10.4064/sm201-1-7
    Preprint
    Corrigendum to "Surjectivity of partial differential operators on ultradistributions of Beurling type in two dimensions".
    Stud. Math. 253(2):215-218, 2020.
    DOI: 10.4064/sm200129-24-2
    Online First Version

  28. Hypercyclicity and mixing for cosine operator functions generated by second order partial differential operators.
    J. Math. Anal. Appl. 365(1):363-375, 2010.
    DOI: 10.1016/j.jmaa.2009.10.063
    Preprint

  29. joint with M. Niess. Universal zero solutions of linear partial differential operators.
    Stud. Math. 198(1):33-51, 2010.
    DOI: 10.4064/sm198-1-2
    Preprint

  30. joint with L. Frerick. Some results on surjectivity of augmented semi-elliptic differential operators.
    Math. Ann. 347(1):81-94, 2010.
    DOI: 10.1007/s00208-009-0418-5
    Preprint

  31. Hypercyclic C0-semigroups and evolution families generated by first order differential operators.
    Proc. Am. Math. Soc. 137(11):3833-3848, 2009.
    DOI: 10.1090/S0002-9939-09-09955-9
    Preprint

  32. Hypercyclic, mixing, and chaotic C0-semigroups induced by semiflows.
    Ergodic Theory Dyn. Syst. 27(5):1599-1631, 2007.
    DOI: 10.1017/S0143385707000144

  33. On chaotic C0-semigroups and infinitely regular hypercyclic vectors.
    Proc. Am. Math. Soc. 134(10):2997-3002, 2006.
    DOI: 10.1090/S0002-9939-06-08391-2

  34. Examples of incomplete normed barrelled spaces.
    Results Math. 43(3-4):278-283, 2003.
    DOI: 10.1007/BF03322742


  35.  
Publications in non peer-reviewed Journals:

 

  1. Del espectro de operadores diferenciales lineales.
    Fascículo Nr. 3, Zeitschrift zum 26. Jubiläum des Fachbereichs Mathematik der Universidad Mayor de San Andrés, La Paz, Bolivien, 2003.

  2. Semigrupos y Exponenciales.
    Fascículo Nr. 1, Zeitschrift zum 25. Jubiläum des Fachbereichs Mathematik der Universidad Mayor de San Andrés, La Paz, Bolivien, 2002.


  3.  
Theses:

 

  • Surjectivity of augmented linear partial differential operators with constant coefficients and a conjecture of Trèves.
    Habilitation Thesis, Trier University, 2012. Electronic version

  • Hypercyclic, mixing, and chaotic C0-semigroups.
    Dissertation, Trier University, 2006. Electronic version

  • Konstruktion tonnelierter Unterräume in tonnelierten Räumen mittels Dünnheitsbedingungen und Untersuchung dieser Unterräume in H(D) und C.
    Diploma Thesis, Trier University, 2001.