3 papers
gr-qc2005
Reconsideration of the Regge-Wheeler equation
Guihua Tian, Shikun Wang, Zhao Zheng
Reconsideration of the Regge-Wheeler equation is processed by using the Painlevé coordinate and "good" timelier to define the initial time. We find that: the Regge-Wheeler equation…
gr-qc2005
Is the Schwarzschild black hole really stable?
Guihua Tian, Shikun Wang, Zhao Zheng
The stability of the Schwarzschild black hole is studied. Regge and Wheeler treated the problem first at 1957 and obtained the dynamical equations for the small perturbation. There…
gr-qc2002
Can an observer really catch up with light
Guihua Tian, Zhao Zheng
Given a null geodesic with a point in conjugate to along , there will be a variation of which will give a time-like curve from to .…