Hopf-type estimates for solutions to Hamilton-Jacobi equations with concave-convex initial data. Nguyen Huu Tho; Tran Duc Van — 2003 Electronic Journal of Differential Equations (EJDE) [electronic only]
Viscosity solutions of the Cauchy problem for second-order nonlinear partial differential equations in Hilbert spaces. Tran Van Bang; Tran Duc Van — 2006 Electronic Journal of Differential Equations (EJDE) [electronic only]
On some differential inequalities and the uniqueness of global semiclassical solutions to the Cauchy problem for weakly-coupled systems. Tran Duc Van; Le Van Hap; Nguyen Duy Thai Son — 1998 Journal of Inequalities and Applications [electronic only]