- #1
- 749
- 15
I see how the premises
[tex]
p = \gamma m v
[/tex]
[tex]
F = \frac {dp}{dt}
[/tex]
and
[tex]
W= \int F dx
[/tex]
lead to
[tex]
dW = mc^2 d \gamma
[/tex]
and therefore
[tex]
W = \gamma mc^2 + k
[/tex]
where m is the rest mass and k is a constant of integration. But why do we conclude that k=0?
[tex]
p = \gamma m v
[/tex]
[tex]
F = \frac {dp}{dt}
[/tex]
and
[tex]
W= \int F dx
[/tex]
lead to
[tex]
dW = mc^2 d \gamma
[/tex]
and therefore
[tex]
W = \gamma mc^2 + k
[/tex]
where m is the rest mass and k is a constant of integration. But why do we conclude that k=0?