River model of Black Holes
(gr-qc/0411060)
Gullstrand-Painlevé (1921) version of Schwarzschild metric:
d
s
² =
-
d
t
ff
² + (
d
r
+
b
d
t
ff
)² +
r
² (
d
q
² + sin²
q
d
f
²)
where
b
º
( 2
G
M
/
r
)
1/2
is the Newtonian escape velocity.
Fishies