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Dr Yemon Choi

Senior Lecturer in Pure Mathematics

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  1. 2013
  2. Published

    Quotients of Fourier algebras, and representations which are not completely bounded

    Choi, Y. & Samei, E., 20/03/2013, In: Proceedings of the American Mathematical Society. 141, 7, p. 2379-2388 10 p.

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

  3. 2012
  4. Published

    Simplicial cohomology of band semigroup algebras

    Choi, Y., Gourdeau, F. & White, M. C., 08/2012, In: Proceedings of the Royal Society of Edinburgh: Section A Mathematics. 142, 4, p. 715-744 30 p.

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

  5. 2011
  6. Published

    Characterizing derivations from the disk algebra to its dual

    Choi, Y. & Heath, M. J., 3/08/2011, In: Proceedings of the American Mathematical Society. 139, 3, p. 1073-1080 8 p.

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

  7. Published

    Approximate amenability of Schatten classes, Lipschitz algebras and second duals of Fourier algebras

    Choi, Y. & Ghahramani, F., 2011, In: The Quarterly Journal of Mathematics. 62, 1, p. 39-58 20 p.

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

  8. 2010
  9. Published

    Group representations with empty residual spectrum

    Choi, Y., 05/2010, In: Integral Equations and Operator Theory. 67, 1, p. 95-107 13 p.

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

  10. Published

    Simplicial cohomology of augmentation ideals in $\ell^1(G)$

    Choi, Y., 02/2010, In: Proceedings of the Edinburgh Mathematical Society. 53, 1, p. 97-109 13 p.

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

  11. Published

    Hochschild homology and cohomology of $\ell^1(\mathbb Z_+^k)$

    Choi, Y., 2010, In: The Quarterly Journal of Mathematics. 61, 1, p. 1-28 28 p.

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

  12. Published

    Injective convolution operators on $\ell^infty(\Gamma)$ are surjective

    Choi, Y., 2010, In: Canadian Mathematical Bulletin. 53, 3, p. 447-452 6 p.

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

  13. Published

    Simplicial homology of strong semilattices of Banach algebras

    Choi, Y., 2010, In: Houston Journal of Mathematics. 36, 1, p. 237-260 24 p.

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

  14. 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

  15. 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/Magazine › Journal article › peer-review

  16. 2009
  17. 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/Magazine › Journal article › peer-review

  18. Published

    Approximate and pseudo-amenability of various classes of Banach algebras

    Choi, Y., Ghahramani, F. & Zhang, Y., 15/05/2009, In: Journal of Functional Analysis. 256, 10, p. 3158-3191 34 p.

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

  19. 2007
  20. Published

    Biflatness of $\ell^1$-semilattice algebras

    Choi, Y., 10/2007, In: Semigroup Forum. 75, 2, p. 253-271 19 p.

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

  21. 2006
  22. Published

    Simplicial homology and Hochschild cohomology of Banach semilattice algebras

    Choi, Y., 05/2006, In: Glasgow Mathematical Journal. 48, 2, p. 231-245 15 p.

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

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