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FrZqVY - 1
Calculation: FrZqVY - 1
l
_
r
=
l
*
saknis(
1
-
v
^
2
/
c
^
2
)
l
_
r
=
l
*
saknis(
1
-
v
^
2
/
c
^
2
)
$$l_{r}$$
=
$$l\cdot \sqrt {1-\frac{v^{2}}{c^{2}}}$$