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math.AP2011
The Vacuum in Nonisentropic Gas Dynamics
Geng Chen, Robin Young
We investigate the vacuum in nonisentropic gas dynamics in one space variable, with the most general equation of states allowed by thermodynamics. We recall physical constraints on…
math.AP2011★ 2 cited
Smooth solutions and singularity formation for the inhomogeneous nonlinear wave equation
Geng Chen, Robin Young
We study the nonlinear inhomogeneous wave equation in one space dimension: . By constructing some "decoupled" Riccati type equations for smooth solutions,…