Ilison, Lauri; Salupere, Andrus - In: Mathematics and Computers in Simulation (MATCOM) 79 (2009) 11, pp. 3314-3327
A hierarchical Korteweg–de Vries-type evolution equation is applied for modelling wave propagation in dilatant granular materials. The model equation is integrated numerically under sech2-type initial conditions using the Fourier transform-based pseudospectral method. Numerical simulations are...