Dr. CHUNG Kwok Wai (宗國威)

PhD – The University of York, UK

Visiting address
Phone: +852 34428671

Author IDs


Dr Kwok Wai Chung's research interests include dynamical systems, nonlinear dynamics, limit cycles, bifurcation and chaos, generation of symmetrical patterns. He received his PhD from the University of York (UK) in 1989. He is currently the major leader of BSc in Computing Mathematics.

Research Interests/Areas

  • Dynamical system
  • Nonlinear dynamics
  • Limit cycles
  • Bifurcation
  • Chaos
  • Generation of symmetrical patterns

Symmetrical Patterns

The following aesthetic patterns are generated by using equivariant and invariant mappings. For detailed construction of the mappings for the creation of exotic patterns, please see the papers on automatic generation of symmetrical patterns.

Fractal tilings

Fractal tilings Fractal tilings Fractal tilings

Hyperbolic symmetry-2D

Hyperbolic symmetry-2D Hyperbolic symmetry-2D Hyperbolic symmetry-2D

Hyperbolic symmetry-3D

Hyperbolic symmetry-3D  Hyperbolic symmetry-3D Hyperbolic symmetry-3D

Penrose tilings

Penrose tilings Penrose tilings Penrose tilings

Smaller and smaller

Smaller and smaller Smaller and smaller Smaller and smaller

Spherical symmetry

Spherical symmetry Spherical symmetry Spherical symmetry

Spiral symmetry

Spiral symmetry Spiral symmetry Spiral symmetry

Symmetry of the modular group

Symmetry of the modular group Symmetry of the modular group Symmetry of the modular group

Wallpaper symmetry

Wallpaper symmetry Wallpaper symmetry Wallpaper symmetry

Calendar 2017


Participating in or organising a conference / an event

  1. Chan, H. S. Y., Chung, K. W. and Xu Z., Calculation of Limit Cycles, ICNM-III, Shanghai, P. R. China, 597–601, 1998.
  2. Chan, H. S. Y., Chung, K. W. and Li, J. B., Bifurcations of Limit Cycles in Zq-Equivariant Planar Vector Fields of Degree 5, in Proceeding of the International Conference on Foundations of Computational Mathematics in honor of Professor Steve Smale's 70th Birthday, 61–83, 2002.
  3. Xu, J., Chung, K. W., Ge, J. H. and Huang, Y., Delay-induced Hopf Bifurcation and periodic solution in a BAM network with two delays, the proceedings of the 19th International Conference on Artificial Neural Networks (ICANN 2009), C. Alippi et al. (Eds.), Cyprus, Part II, LNCS 5769, 534–543, 2009.
  4. Bellizzi, S, Chung, K W and Hu, K, Vibration absorption with a nonlinear absorber including time delay, in the Second International Conference on Structural Nonlinear Dynamics and Diagnosis (CSNDD 2014), Agadir, Morocco, May 2014.