, . , ; ( ).
: ( , , z), , ' ( ', ', z'), ( = const). , . t , .5.1. ', -, O O', = t.
. . ,
(5.1)
(5.1) :
x = x′ + uxt,
y = y′ + uyt, (5.1′)
z = z′ + uzt. (5.1) .
, ' ( ),
x = x′ + vt,
y = ',
z = z′.
, , . . (5.1) :
t = t'. (5.2)
(u << c), , , .
(5.1) ,
, (5.3)
.
= = .
, ', , :
. (5.4)
, ( = 0), , (5.4), = 0, . . ' ( ).
, (5.4) : , . . . , , , , . , , , , , .
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