Items where Author is "Laustsen, Niels"

Journal Article

Laustsen, Niels and Smith, James (2025) Closed ideals of operators on the Baernstein and Schreier spaces. Journal of Mathematical Analysis and Applications, 546 (2): 129235. ISSN 0022-247X

Horvath, Bence and Laustsen, Niels (2024) Kernels of operators on Banach spaces induced by almost disjoint families. Houston Journal of Mathematics, 50 (1). pp. 157-171. ISSN 0362-1588

Horst, Sanne ter and Laustsen, Niels (2024) Equivalence after extension and Schur coupling for Fredholm operators on Banach spaces. Journal of Functional Analysis, 287 (2): 110463. ISSN 0022-1236

Laustsen, Niels and Messerschmidt, Miek and Wortel, Marten (2023) A surjective summation operator with no Lipschitz right inverse. Proceedings of the American Mathematical Society. ISSN 0002-9939 (In Press)

Choi, Yemon and Horvath, Bence and Laustsen, Niels (2022) Approximately multiplicative maps between algebras of bounded operators on Banach spaces. Transactions of the American Mathematical Society, 375 (10). pp. 7121-7147. ISSN 0002-9947

Jardon-Sanchez, Hector and Laustsen, Niels and Taylor, Mitchell A. and Tradacete, Pedro and Troitsky, Vladimir (2021) Free Banach lattices under convexity conditions. Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A. Matemáticas, 116 (15): 15.

Arnott, Max and Laustsen, Niels (2021) Classifying the closed ideals of bounded operators on two families of non-separable classical Banach spaces. Journal of Mathematical Analysis and Applications, 500 (1): 125105. ISSN 0022-247X

Koszmider, Piotr and Laustsen, Niels (2021) A Banach space induced by an almost disjoint family, admitting only few operators and decompositions. Advances in Mathematics, 381: 107613. ISSN 0001-8708

Beanland, Kevin and Kania, Tomasz and Laustsen, Niels (2020) Closed ideals of operators on the Tsirelson and Schreier spaces. Journal of Functional Analysis, 279 (8): 108668. ISSN 0022-1236

Laustsen, Niels and Troitsky, Vladimir G. (2020) Vector lattices admitting a positively homogeneous continuous function calculus. The Quarterly Journal of Mathematics, 71 (1). 281–294. ISSN 0033-5606

Kania, Tomasz and Laustsen, Niels (2016) Uniqueness of the maximal ideal of operators on the ℓ p -sum of ℓ∞ n (n ∈ N ) for 1 < p< ∞. Mathematical Proceedings of the Cambridge Philosophical Society, 160 (3). pp. 413-421. ISSN 0305-0041

Kania, Tomasz and Koszmider, Piotr and Laustsen, Niels (2015) Banach spaces whose algebra of bounded operators has the integers as their K0-group. Journal of Mathematical Analysis and Applications, 428 (1). pp. 282-294. ISSN 0022-247X

Kania, Tomasz and Laustsen, Niels (2015) Operators on two Banach spaces of continuous functions on locally compact spaces of ordinals. Proceedings of the American Mathematical Society, 143. pp. 2585-2596. ISSN 0002-9939

Kania, Tomasz and Koszmider, Piotr and Laustsen, Niels (2014) A weak*-topological dichotomy with applications in operator theory. Transactions of the London Mathematical Society, 1 (1). pp. 1-28. ISSN 2052-4986

Bird, Alistair and Jameson, Graham and Laustsen, Niels (2013) The Giesy-James theorem for general index p, with an application to operator ideals on the pth James space. Journal of Operator Theory, 70 (1). pp. 291-307.

Dales, H.G. and Kania, Tomasz and Kochanek, Tomasz and Koszmider, Piotr and Laustsen, Niels (2013) Maximal left ideals of the Banach algebra of bounded operators on a Banach space. Studia Mathematica, 218 (3). pp. 245-286. ISSN 0039-3223

Kania, Tomasz and Laustsen, Niels (2012) Uniqueness of the maximal ideal of the Banach algebra of bounded operators on C([0,ω1]). Journal of Functional Analysis, 262. pp. 4831-4850. ISSN 0022-1236

Contribution in Book/Report/Proceedings

Arnott, Max and Laustsen, Niels (2025) Kernels of bounded operators on the classical transfinite Banach sequence spaces. In: Banach algebras and harmonic analysis :. de Gruyter. (In Press)

Thesis

Arnott, Max and Laustsen, Niels (2024) Bounded Operators on Banach Spaces : Kernels, Closed Ideals, and Uniqueness of Quotient Algebra Norms. PhD thesis, Lancaster University.

Horvath, Bence and Laustsen, Niels and Choi, Yemon (2019) Algebras of operators on Banach spaces, and homomorphisms thereof. PhD thesis, Lancaster University.

White, Jared and Dales, G. and Laustsen, Niels (2018) Banach algebras on groups and semigroups. PhD thesis, Lancaster University.

Skillicorn, Richard and Laustsen, Niels (2016) Discontinuous homomorphisms from Banach algebras of operators. PhD thesis, Lancaster University.