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Dr Yemon Choi

Senior Lecturer in Pure Mathematics

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  1. Chapter
  2. 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/ISSN › Chapter

  3. 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/ISSN › Chapter

  4. Journal article
  5. Published

    An explicit minorant for the amenability constant of the Fourier algebra

    Choi, Y., 30/11/2023, In: International Mathematics Research Notices. 2023, 22, p. 19390–19430

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  6. Published

    Approximately multiplicative maps between algebras of bounded operators on Banach spaces

    Choi, Y., Horvath, B. & Laustsen, N., 31/10/2022, In: Transactions of the American Mathematical Society. 375, 10, p. 7121-7147 27 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  7. Published

    A short proof that B(L_1) is not amenable

    Choi, Y., 31/12/2021, In: Proceedings of the Royal Society of Edinburgh: Section A Mathematics. 151, 6, p. 1758-1767 10 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  8. Published

    Constructing alternating 2-cocycles on Fourier algebras

    Choi, Y., 16/07/2021, In: Advances in Mathematics. 385, 28 p., 107747.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  9. Published

    Dual convolution for the affine group of the real line

    Choi, Y. & Ghandehari, M., 22/05/2021, In: Complex Analysis and Operator Theory. 15, 4, 32 p., 76.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  10. 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/Magazine › Journal article › peer-review

  11. 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/Magazine › Journal article › peer-review

  12. Published

    A gap theorem for the ZL-amenability constant of a finite group

    Choi, Y., 12/2016, In: International Journal of Group Theory. 5, 4, p. 27-46 20 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

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