Stability of negative solitary waves. Kalisch, Henrik; Nguyen, Nguyet Thanh — 2009 Electronic Journal of Differential Equations (EJDE) [electronic only]
On the rate of convergence of a collocation projection of the KdV equation Henrik Kalisch; Xavier Raynaud — 2007 ESAIM: Mathematical Modelling and Numerical Analysis Based on estimates for the KdV equation in analytic Gevrey classes, a spectral collocation approximation of the KdV equation is proved to converge exponentially fast.
Algebraic lower bounds for the uniform radius of spatial analyticity for the generalized KdV equation Jerry L. Bona; Zoran Grujić; Henrik Kalisch — 2005 Annales de l'I.H.P. Analyse non linéaire