| Linear preservers on triangular matrices WL Chooi, MH Lim Linear algebra and its applications 269 (1-3), 241-255, 1998 | 69 | 1998 |
| Commuting maps on rank k triangular matrices WL Chooi, KH Kwa, LY Tan Linear and Multilinear Algebra 68 (5), 1021-1030, 2020 | 13 | 2020 |
| Additive preservers of rank-additivity on matrix spaces WL Chooi, MH Lim Linear algebra and its applications 402, 291-302, 2005 | 13 | 2005 |
| Commuting maps on invertible triangular matrices over F2 WL Chooi, KH Kwa, LY Tan Linear Algebra and its Applications 583, 77-101, 2019 | 12 | 2019 |
| On classical adjoint-commuting mappings between matrix algebras WL Chooi, WS Ng Linear algebra and its applications 432 (10), 2589-2599, 2010 | 12 | 2010 |
| Additive rank-one preservers on block triangular matrix spaces WL Chooi, MH Lim Linear algebra and its applications 416 (2-3), 588-607, 2006 | 12 | 2006 |
| Coherence invariant mappings on block triangular matrix spaces WL Chooi, MH Lim Linear Algebra and its Applications 346 (1-3), 199-238, 2002 | 12 | 2002 |
| Adjacency preserving maps on upper triangular matrix algebras WL Chooi, MH Lim, P Šemrl Linear algebra and its applications 367, 105-130, 2003 | 10 | 2003 |
| Some linear preserver problems on block triangular matrix algebras WL Chooi, MH Lim Linear algebra and its applications 370, 25-39, 2003 | 9 | 2003 |
| Additive maps of rank r tensors and symmetric tensors WL Chooi, KH Kwa Linear and Multilinear Algebra 67 (6), 1269-1293, 2019 | 8 | 2019 |
| Coherence invariant maps on tensor products WL Chooi, KH Kwa, MH Lim Linear Algebra and its Applications 516, 24-46, 2017 | 7 | 2017 |
| Rank-one non-increasing additive maps between block triangular matrix algebras WL Chooi Linear and Multilinear Algebra 58 (6), 715-740, 2010 | 7 | 2010 |
| Classical adjoint-commuting mappings on Hermitian and symmetric matrices WL Chooi, WS Ng Linear algebra and its applications 435 (2), 202-223, 2011 | 4 | 2011 |
| Rank-one nonincreasing mappings on triangular matrices and some related preserver problems WL Chool, MH Lim Linear and Multilinear Algebra 49 (4), 305-336, 2001 | 4 | 2001 |
| A note on commuting additive maps on rank k symmetric matrices WL Chooi, YN Tan The Electronic Journal of Linear Algebra 37, 734-746, 2021 | 3 | 2021 |
| Commuting maps on rank one triangular matrices WL Chooi, MHA Mutalib, LY Tan Linear Algebra and its Applications 626, 34-55, 2021 | 3 | 2021 |
| Additive maps of rank k bivectors WL Chooi, KH Kwa The Electronic Journal of Linear Algebra 36, 847-856, 2020 | 3 | 2020 |
| Linear spaces and preservers of symmetric matrices of bounded rank-two WL Chooi, MH Lim, ZC Ng Linear and Multilinear Algebra 61 (8), 1051-1062, 2013 | 3 | 2013 |
| Centralizing additive maps on rank r block triangular matrices WL Chooi, MHA Mutalib, LY Tan Acta Scientiarum Mathematicarum 87 (1), 63-94, 2021 | 2 | 2021 |
| Classical adjoint commuting mappings on alternate matrices and skew–hermitian matrices WL Chooi, WS Ng Oper Matrices 2, 485-512, 2014 | 2 | 2014 |
