MR2378305 Li, Chi-Kwong; Poon, Yiu-Tung; Sze, Nung-Sing Ranks and determinants of the sum of matrices from unitary orbits. Linear Multilinear Algebra 56 (2008), no. 1-2, 105--130. 15A03 (15A15)

MR2329134 (2008f:47029) Poon, Yiu T.; Yoon, Jasang Quadratically hyponormal recursively generated weighted shifts need not be positively quadratically hyponormal. Integral Equations Operator Theory 58 (2007), no. 4, 551--562. 47B20 (47B37)

MR2142422 (2005m:47059) Curto, Raul E.; Poon, Yiu T.; Yoon, Jasang Subnormality of Bergman-like weighted shifts. J. Math. Anal. Appl. 308 (2005), no. 1, 334--342. (Reviewer: Zenon Jan Jab\l o\'nski) 47B37 (47B20)

MR2132492 (2006a:15008) Li, Chi-Kwong; Poon, Yiu-Tung; Sze, Nung-Sing Linear maps transforming the higher numerical ranges. Linear Algebra Appl. 400 (2005), 291--311. (Reviewer: Gabriel T. Pr\v ajitur\v a) 15A04 (15A60 47A12 47B49)

MR2115662 (2006e:05189) Fomin, Sergey; Fulton, William; Li, Chi-Kwong; Poon, Yiu-Tung Eigenvalues, singular values, and Littlewood-Richardson coefficients. Amer. J. Math. 127 (2005), no. 1, 101--127. (Reviewer: Marc A. A. van Leeuwen) 05E15 (14M15 15A18)

MR2093057 (2005f:47094) Li, Chi-Kwong; Poon, Yiu-Tung; Sze, Nung-Sing Isometries for Ky Fan norms between matrix spaces. Proc. Amer. Math. Soc. 133 (2005), no. 2, 369--377 (electronic). (Reviewer: Lajos Molnár) 47B49 (15A60 47A30)

MR2069021 (2005c:47048) Cheung, Wai-Shun; Li, Chi-Kwong; Poon, Yiu-Tung Isometries between matrix algebras. J. Aust. Math. Soc. 77 (2004), no. 1, 1--16. (Reviewer: Jor-Ting Chan) 47B49 (15A04 47B48)

MR2063102 (2005e:15010) Li, Chi-Kwong; Poon, Yiu-Tung Off-diagonal submatrices of a Hermitian matrix. Proc. Amer. Math. Soc. 132 (2004), no. 10, 2849--2856 (electronic). (Reviewer: Knut Hüper) 15A18

MR2050136 (2005b:46148) Peters, Justin R.; Poon, Yiu T. $\Bbb Z$-analytic TAF algebras and partial dynamical systems. J. Operator Theory 50 (2003), no. 2, 387--409. (Reviewer: Valentin Deaconu) 46L55 (37B99 54H15 54H20)

MR1976864 (2004d:15018) Li, Chi-Kwong; Poon, Yiu-Tung Principal submatrices of a Hermitian matrix. Linear Multilinear Algebra 51 (2003), no. 2, 199--208. 15A18

MR1952327 (2003m:15051) Choi, Man-Duen; Li, Chi-Kwong; Poon, Yiu-Tung Some convexity features associated with unitary orbits. Canad. J. Math. 55 (2003), no. 1, 91--111. (Reviewer: Douglas R. Farenick) 15A57 (15A60 47A12)

MR1900764 (2003a:15017) Li, Chi-Kwong; Poon, Yiu-Tung Diagonals and partial diagonals of sum of matrices. Canad. J. Math. 54 (2002), no. 3, 571--594. (Reviewer: Ilse C. F. Ipsen) 15A42 (15A15 15A18)

MR1809764 (2003a:15016) Li, Chi-Kwong; Poon, Yiu-Tung Spectral inequalities and equalities involving products of matrices. Linear Algebra Appl. 323 (2001), no. 1-3, 131--143. (Reviewer: Sophie Tarbouriech) 15A42 (15A18)

MR1742818 (2001a:15029) Li, Chi-Kwong; Poon, Yiu-Tung Convexity of the joint numerical range. SIAM J. Matrix Anal. Appl. 21 (1999), no. 2, 668--678 (electronic). (Reviewer: Hiroshi Nakazato) 15A60

MR1622038 Abian, Alexander; Poon, Yiu Tung Additive and linear mappings in normed vector spaces. Far East J. Math. Sci. 1998, Special Volume, Part I, 125--128. 46B20 (47A05)

MR1443887 (98d:47098) Peters, Justin R.; Poon, Yiu Tung Lexicographic TAF algebras. Trans. Amer. Math. Soc. 349 (1997), no. 12, 4825--4855. (Reviewer: Baruch Solel) 47D25 (46L05)

MR1372044 (97g:15030) Poon, Yiu Tung Generalized numerical ranges, joint positive definiteness and multiple eigenvalues. Proc. Amer. Math. Soc. 125 (1997), no. 6, 1625--1634. (Reviewer: Yik-Hoi Au-Yeung) 15A60 (15A18 47A12)

MR1414721 (97i:47008) Li, Chi-Kwong; Poon, Yiu-Tung Some results on the $c$-numerical range. Five decades as a mathematician and educator, 247--258, World Sci. Publ., River Edge, NJ, 1995. (Reviewer: Pei Yuan Wu) 47A12

MR1313770 (95j:15022) Poon, Yiu Tung On the convex hull of the multiform numerical range. Special Issue: The numerical range and numerical radius. Linear and Multilinear Algebra 37 (1994), no. 1-3, 221--223. (Reviewer: Chi-Kwong Li) 15A60 (93B28)

MR1271223 (95d:47057) Poon, Yiu Tung; Ruan, Zhong-Jin Operator algebras with contractive approximate identities. Canad. J. Math. 46 (1994), no. 2, 397--414. (Reviewer: Kenneth R. Davidson) 47D25 (46H25 46L05)