2 papers
math.AP2009
Uniqueness and Instability of Subsonic--Sonic Potential Flow in A Convergent Approximate Nozzle
Pan Liu, Hairong Yuan
We proved uniqueness and instability of the symmetric subsonic--sonic flow solution of the compressible potential flow equation in a surface with convergent areas of cross--section…
math.AP2009
Global Uniqueness of Transonic Shocks in Divergent Nozzles for Steady Potential Flows
Li Liu, Hairong Yuan
We show that for steady compressible potential flow in a class of straight divergent nozzles with arbitrary cross-section, if the flow is supersonic and spherically symmetric at th…