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Choi, Man-Duen
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1

Products of two normal operators:

Choi, Man-Duen ; Wu, Pei Yuan
Advances in Operator Theory.  5 (2020)  3 - p. 768-778 , 2020
Link: https://doi.org/10.1007/..
 
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2

Chandler Davis as Mentor:

Benedetto, John ; Choi, Man-Duen ; Kirkland, Stephen
The Mathematical Intelligencer.  36 (2014)  1 - p. 20-21 , 2014
Link: https://doi.org/10.1007/..
 
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3

Sums of orthogonal projections:

Choi, Man-Duen ; Wu, Pei Yuan
Journal of Functional Analysis.  267 (2014)  2 - p. 384-404 , 2014
Link: https://doi.org/10.1016/..
 
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4

A 3×3 dilation counterexample:

Choi, Man-Duen ; Davidson, Kenneth R.
Bulletin of the London Mathematical Society.  45 (2013)  3 - p. 511-519 , 2013
Link: https://doi.org/10.1112/..
 
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5

Symmetry in the Cuntz algebra on two generators:

Choi, Man-Duen ; Latrémolière, Frédéric
Journal of Mathematical Analysis and Applications.  387 (2012)  2 - p. 1050-1060 , 2012
Link: https://doi.org/10.1016/..
 
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6

Every invertible matrix is diagonally equivalent to a matri..:

Choi, Man-Duen ; Huang, Zejun ; Li, Chi-Kwong.
Linear Algebra and its Applications.  436 (2012)  9 - p. 3773-3776 , 2012
Link: https://doi.org/10.1016/..
 
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7

Product numerical range in a space with tensor product stru..:

Puchała, Zbigniew ; Gawron, Piotr ; Miszczak, Jarosław Adam...
Linear Algebra and its Applications.  434 (2011)  1 - p. 327-342 , 2011
Link: https://doi.org/10.1016/..
 
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8

Numerical ranges of the powers of an operator:

Choi, Man-Duen ; Li, Chi-Kwong
Journal of Mathematical Analysis and Applications.  365 (2010)  2 - p. 458-466 , 2010
Link: https://doi.org/10.1016/..
 
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9

THE C*-ALGEBRA OF SYMMETRIC WORDS IN TWO UNIVERSAL UNITARIE:

CHOI, MAN-DUEN ; LATRÉMOLIÈRE, FRÉDÉRIC
Journal of Operator Theory.  62 (2009)  1 - p. 159-169 , 2009
Link: https://www.jstor.org/st..
 
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10

Geometry of higher-rank numerical ranges:

Choi, Man-Duen ; Giesinger, Michael ; Holbrook, John A..
Linear and Multilinear Algebra.  56 (2008)  1-2 - p. 53-64 , 2008
Link: https://doi.org/10.1080/..
 
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11

Corners of normal matrices:

Bhatia, Rajendra ; Choi, Man-Duen
Proceedings of the Indian Academy of Sciences - Section A.  116 (2006)  4 - p. 393-399 , 2006
Link: https://doi.org/10.1007/..
 
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12

The ultimate estimate of the upper norm bound for the summa..:

Choi, Man-Duen ; Li, Chi-Kwong
Journal of Functional Analysis.  232 (2006)  2 - p. 455-476 , 2006
Link: https://doi.org/10.1016/..
 
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13

Method to Find Quantum Noiseless Subsystems:

Choi, Man-Duen ; Kribs, David W.
Physical Review Letters.  96 (2006)  5 - p. , 2006
Link: https://doi.org/10.1103/..
 
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14

Quantum error correcting codes from the compression formali..:

Choi, Man-Duen ; Kribs, David W. ; Życzkowski, Karol
Reports on Mathematical Physics.  58 (2006)  1 - p. 77-91 , 2006
Link: https://doi.org/10.1016/..
 
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15

Higher-rank numerical ranges and compression problems:

Choi, Man-Duen ; Kribs, David W. ; Życzkowski, Karol
Linear Algebra and its Applications.  418 (2006)  2-3 - p. 828-839 , 2006
Link: https://doi.org/10.1016/..
 
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