Ka Hin Leung

43 papers Journal 43
YearRankTypeTitle / Venue / Authors
2025 J jnl
On lattice tilings of ℤ
CoRR
Ka Hin Leung, Ran Tao, Daohua Wang, Tao Zhang
2025 J jnl
On vanishing sums and cyclic Butson matrices.
Des. Codes Cryptogr.
Ka Hin Leung, Jun Heng Edmil Chue, Meng Zhao
2025 J jnl
Partial difference sets from unions of cyclotomic classes.
Finite Fields Their Appl.
Ka Hin Leung, Koji Momihara, Qing Xiang
2025 J jnl
Semiregular relative difference sets related to Gauss sums and projective planes.
Des. Codes Cryptogr.
Ka Hin Leung, Bernhard Schmidt, Tao Zhang
2024 J jnl
Classification of semiregular relative difference sets with $\gcd (\lambda ,n)=1$ attaining Turyn's bound.
Des. Codes Cryptogr.
Ka Hin Leung, Bernhard Schmidt, Tao Zhang
2023 J jnl
Nonexistence results of generalized bent functions from Z2n to Zm.
J. Comb. Theory A
Ka Hin Leung, Shuxing Li, Songtao Mao
2023 J jnl
On the nonexistence of semi-regular relative difference sets.
J. Comb. Theory A
Ka Hin Leung, Bernhard Schmidt, Tao Zhang
2022 J jnl
Some nonexistence results for (
J. Comb. Theory A
Ka Hin Leung, Theo Fanuela Prabowo
2021 J jnl
A new family of Hadamard matrices of order 4(2q2+1).
Discret. Math.
Ka Hin Leung, Koji Momihara, Qing Xiang
2021 J jnl
Nonexistence of strong external difference families in abelian groups of order being product of at most three primes.
J. Comb. Theory A
Ka Hin Leung, Shuxing Li, Theo Fanuela Prabowo
2020 J jnl
New constructions of Hadamard matrices.
J. Comb. Theory A
Ka Hin Leung, Koji Momihara
2020 J jnl
New nonexistence results on (m, n)-generalized bent functions.
Des. Codes Cryptogr.
Ka Hin Leung, Qi Wang
2020 J jnl
No lattice tiling of Zn by Lee sphere of radius 2.
J. Comb. Theory A
Ka Hin Leung, Yue Zhou
2019 J jnl
New nonexistence results on (m, n)-generalized bent functions.
CoRR
Ka Hin Leung, Qi Wang
2019 J jnl
Nonexistence results on generalized bent functions Zqm→Zq with odd
J. Comb. Theory A
Ka Hin Leung, Bernhard Schmidt
2018 J jnl
Structure of group invariant weighing matrices of small weight.
J. Comb. Theory A
Ka Hin Leung, Bernhard Schmidt
2018 J jnl
There is no lattice tiling of Z
CoRR
Ka Hin Leung, Yue Zhou
2016 J jnl
The anti-field-descent method.
J. Comb. Theory A
Ka Hin Leung, Bernhard Schmidt
2014 J jnl
A multiplier theorem.
J. Comb. Theory A
Ka Hin Leung, Siu Lun Ma, Bernhard Schmidt
2014 J jnl
Proper circulant weighing matrices of weight $$p^2$$.
Des. Codes Cryptogr.
Ka Hin Leung, Siu Lun Ma
2013 J jnl
Binary Cyclic codes with two primitive nonzeros
CoRR
Tao Feng, Ka Hin Leung, Qing Xiang
2012 J jnl
A note on cyclic codes over GR(p 2, m) of length p k.
Des. Codes Cryptogr.
Han Mao Kiah, Ka Hin Leung, San Ling
2012 J jnl
New restrictions on possible orders of circulant Hadamard matrices.
Des. Codes Cryptogr.
Ka Hin Leung, Bernhard Schmidt
2011 J jnl
Erratum to "On the dimensions of the binary codes of a class of unitals" [Discrete Math. 309(2009) 570-575].
Discret. Math.
Ka Hin Leung, Qing Xiang
2011 J jnl
Finiteness of circulant weighing matrices of fixed weight.
J. Comb. Theory A
Ka Hin Leung, Bernhard Schmidt
2010 J jnl
On Lander's conjecture for difference sets whose order is a power of 2 or 3.
Des. Codes Cryptogr.
Ka Hin Leung, Siu Lun Ma, Bernhard Schmidt
2009 J jnl
On the dimensions of the binary codes of a class of unitals.
Discret. Math.
Ka Hin Leung, Qing Xiang
2008 J jnl
Cyclic codes over GR(p
Finite Fields Their Appl.
Han Mao Kiah, Ka Hin Leung, San Ling
2008 J jnl
Proper partial geometries with Singer groups and pseudogeometric partial difference sets.
J. Comb. Theory A
Ka Hin Leung, Siu Lun Ma, Bernhard Schmidt
2006 J jnl
Circulant weighing matrices of weight 2
Des. Codes Cryptogr.
K. T. Arasu, Ka Hin Leung, Siu Lun Ma, Ali Nabavi, Dwijendra K. Ray-Chaudhuri
2006 J jnl
Determination of all possible orders of weight 16 circulant weighing matrices.
Finite Fields Their Appl.
K. T. Arasu, Ka Hin Leung, Siu Lun Ma, Ali Nabavi, Dwijendra K. Ray-Chaudhuri
2006 J jnl
New Hadamard matrices of order 4
J. Comb. Theory A
Ka Hin Leung, Siu Lun Ma, Bernhard Schmidt
2005 J jnl
The Field Descent Method.
Des. Codes Cryptogr.
Ka Hin Leung, Bernhard Schmidt
2004 J jnl
On Mathon's construction of maximal arcs in Desarguesian planes II.
J. Comb. Theory A
Frank Fiedler, Ka Hin Leung, Qing Xiang
2002 J jnl
Asymptotic Nonexistence of Difference Sets in Dihedral Groups.
J. Comb. Theory A
Ka Hin Leung, Bernhard Schmidt
2002 J jnl
Constructions of Relative Difference Sets with Classical Parameters and Circulant Weighing Matrices.
J. Comb. Theory A
Ka Hin Leung, Siu Lun Ma, Bernhard Schmidt
2002 J jnl
New binary linear codes from algebraic curves.
IEEE Trans. Inf. Theory
Ka Hin Leung, San Ling, Chaoping Xing
2001 J jnl
A Trace Conjecture and Flag-Transitive Affine Planes.
J. Comb. Theory A
Ronald D. Baker, Gary L. Ebert, Ka Hin Leung, Qing Xiang
2001 J jnl
Cyclic Relative Difference Sets with Classical Parameters.
J. Comb. Theory A
K. T. Arasu, John F. Dillon, Ka Hin Leung, Siu Lun Ma
1999 J jnl
Attack on RSA-Type Cryptosystems Based on Singular Cubic Curves over Z/nZ.
Theor. Comput. Sci.
Seng Kiat Chua, Ka Hin Leung, San Ling
1996 J jnl
A Construction of Partial Difference Sets in Z
Des. Codes Cryptogr.
Ka Hin Leung, Siu Lun Ma
1992 J jnl
Abelian Divisible Difference Sets with Multiplier - 1.
J. Comb. Theory A
Ka Hin Leung, Siu Lun Ma, Victor Tan
1991 J jnl
Difference Sets in Dihedral Groups.
Des. Codes Cryptogr.
Ka Hin Leung, Siu Lun Ma, Yan Loi Wong