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Dr Yemon Choi

Senior Lecturer in Pure Mathematics

  1. Published

    Singly generated operator algebras satisfying weakened versions of amenability

    Choi, Y., 2014, Algebraic methods in functional analysis: the Victor Shulman anniversary volume. Todorov, I. G. & Turowska, L. (eds.). Basel: Springer Verlag, p. 33-44 12 p. (Operator Theory: Advances and Applications; vol. 233).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNChapter

  2. Published

    Splitting maps and norm bounds for the cyclic cohomology of biflat Banach algebras

    Choi, Y., 2010, Banach Algebras 2009. Loy, R. J., Runde, V. & Sołtysiak, A. (eds.). Warsaw: Polish Academy of Sciences, p. 105-121 17 p. (Banach Center Publications; vol. 91).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSNChapter

  3. Published

    Stability of characters and filters for weighted semilattices

    Choi, Y., Ghandehari, M. & Pham, H. L., 11/02/2021, In: Semigroup Forum. 102, 1, p. 86-103 18 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  4. Published

    Translation-finite sets and weakly compact derivations from $\ell^1(\mathbb Z_+)$ to its dual

    Choi, Y. & Heath, M. J., 2010, In: Bulletin of the London Mathematical Society. 42, 3, p. 429-440 12 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  5. Published

    Triviality of the generalized Lau product associated to a Banach algebra homomorphism

    Choi, Y., 10/2016, In: Bulletin of the Australian Mathematical Society. 94, p. 286-289 4 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  6. Published

    Unavoidable subprojections in union-closed set systems of infinite breadth

    Choi, Y., Ghandehari, M. & Pham, H. L., 1/05/2021, In: European Journal of Combinatorics. 94, 17 p., 103311.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  7. Published

    Uniform bounds for point cohomology of $\ell^1(\mathbb Z_+)$ and related algebras

    Choi, Y., 15/10/2009, In: Journal of Mathematical Analysis and Applications. 358, 2, p. 249-260 12 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  8. Published

    Weak amenability for Fourier algebras of 1-connected nilpotent Lie groups

    Choi, Y. & Ghandehari, M., 15/04/2015, In: Journal of Functional Analysis. 268, 8, p. 2440-2463 24 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  9. Published

    Weak and cyclic amenability for Fourier algebras of connected Lie groups

    Choi, Y. & Ghandehari, M., 1/06/2014, In: Journal of Functional Analysis. 266, 11, p. 6501-6530 30 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  10. Published

    ZL-amenability and characters for the group algebras of restricted direct products of finite groups

    Alaghmandan, M., Choi, Y. & Samei, E., 1/03/2014, In: Journal of Mathematical Analysis and Applications. 411, 1, p. 314-328 15 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  11. Published

    ZL-amenability constants of finite groups with two character degrees

    Alaghmandan, M., Choi, Y. & Samei, E., 2014, In: Canadian Mathematical Bulletin. 57, p. 449-462 14 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

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