Some results on the q-numerical CK Li, H Nakazato Linear and Multilinear Algebra 43 (4), 385-409, 1998 | 50 | 1998 |
Boundary generating curves of the c-numerical range MT Chien, H Nakazato Linear algebra and its applications 294 (1-3), 67-84, 1999 | 38 | 1999 |
Davis–Wielandt shell and q-numerical range MT Chien, H Nakazato Linear algebra and its applications 340 (1-3), 15-31, 2002 | 29 | 2002 |
On the shape of numerical range of matrix polynomials H Nakazato, P Psarrakos Linear Algebra and its Applications 338 (1-3), 105-123, 2001 | 29 | 2001 |
Singular points of the ternary polynomials associated with 4-by-4 matrices MT Chien, H Nakazato The Electronic Journal of Linear Algebra 23, 755-769, 2012 | 28 | 2012 |
Joint numerical range and its generating hypersurface MT Chien, H Nakazato Linear algebra and its applications 432 (1), 173-179, 2010 | 27 | 2010 |
Set Of Orthostochastic Matrices H Nakazato | 26 | 1996 |
The numerical range of a tridiagonal operator MT Chien, H Nakazato Journal of mathematical analysis and applications 373 (1), 297-304, 2011 | 23 | 2011 |
Point equation of the boundary of the numerical range of a matrix polynomial MT Chien, H Nakazato, P Psarrakos Linear algebra and its applications 347 (1-3), 205-217, 2002 | 20 | 2002 |
Norm-parallelism and the Davis–Wielandt radius of Hilbert space operators A Zamani, MS Moslehian, MT Chien, H Nakazato Linear and Multilinear Algebra 67 (11), 2147-2158, 2019 | 19 | 2019 |
The numerical radius of a weighted shift operator with geometric weights MT Chien, H Nakazato The Electronic Journal of Linear Algebra 18, 58-63, 2009 | 19 | 2009 |
Inequalities for J-Hermitian matrices N Bebiano, H Nakazato, J Da Providencia, R Lemos, G Soares Linear algebra and its applications 407, 125-139, 2005 | 19 | 2005 |
The boundary of higher rank numerical ranges MT Chien, H Nakazato Linear algebra and its applications 435 (11), 2971-2985, 2011 | 18 | 2011 |
Flat portions on the boundary of the numerical ranges of certain Toeplitz matrices MT Chien, H Nakazato Linear and Multilinear Algebra 56 (1-2), 143-162, 2008 | 17 | 2008 |
Toeplitz matrices are unitarily similar to symmetric matrices MT Chien, J Liu, H Nakazato, TY Tam Linear and Multilinear Algebra 65 (10), 2131-2144, 2017 | 16 | 2017 |
The numerical range of linear pencils of 2-by-2 matrices MT Chien, H Nakazato Linear algebra and its applications 341 (1-3), 69-100, 2002 | 16 | 2002 |
On the boundary of the C-numerical range of a matrix H Nakazato, Y Nishikawa, M Takaguchi Linear and Multilinear Algebra 39 (3), 231-240, 1995 | 16 | 1995 |
Computing the determinantal representations of hyperbolic forms MT Chien, H Nakazato Czechoslovak Mathematical Journal 66, 633-651, 2016 | 15 | 2016 |
Hyperbolic forms associated with cyclic weighted shift matrices MT Chien, H Nakazato Linear Algebra and its Applications 439 (11), 3541-3554, 2013 | 15 | 2013 |
Numerical range for orbits under a central force MT Chien, H Nakazato Mathematical Physics, Analysis and Geometry 13, 315-330, 2010 | 15 | 2010 |