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:
double irrotational freedom
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AntonioLao
Raider of the lost time
Join Date:
Nov 2003
Posts:
6,329
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01-21-2006, 04:32 PM
Quote:
Originally Posted by
baudrunner
It seems that we live in a flat euclidian Universe
Not only that spacetime is Euclidean of 4 dimensions, its mean curvature is zero.
__________________
Time independence:
[∂
E(
g)
]²=[∂
F
(
a
)
×∂
r
(
a
)
]
·
[∂
F
(
b
)
×∂
r
(
b
)
] and Mass independence:
¶
a
(
t
)·
¶
r
(
t
)=
c
²
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