- #1

M. next

- 382

- 0

How to prove this?? I am not finding anyway to it.

You're my last hope!

You are using an out of date browser. It may not display this or other websites correctly.

You should upgrade or use an alternative browser.

You should upgrade or use an alternative browser.

- Thread starter M. next
- Start date

- #1

M. next

- 382

- 0

How to prove this?? I am not finding anyway to it.

You're my last hope!

- #2

Simon Bridge

Science Advisor

Homework Helper

- 17,874

- 1,657

http://en.wikipedia.org/wiki/4_vector

http://teachers.web.cern.ch/teachers/archiv/hst2002/bubblech/mbitu/velocity_4vector.htm

- #3

M. next

- 382

- 0

- #4

Simon Bridge

Science Advisor

Homework Helper

- 17,874

- 1,657

If you do not know how a 4-vector transforms, then learn and revisit the problem of a proof later.

- #5

- 21,132

- 12,017

http://en.wikipedia.org/wiki/4_vector#Derivatives_and_differentials

Then note that [itex]\mathrm{d} \tau[/itex] is a scalar. Then you can easily prove yourself that [itex]u^{\mu}[/itex] is a four-vector!

- #6

M. next

- 382

- 0

- #7

M. next

- 382

- 0

sorry I meant if I took Ui and divided that by ..

Share:

- Replies
- 3

- Views
- 405

- Replies
- 2

- Views
- 394

- Replies
- 3

- Views
- 400

- Replies
- 4

- Views
- 193

- Last Post

- Replies
- 7

- Views
- 215

- Replies
- 3

- Views
- 537

- Last Post

- Replies
- 0

- Views
- 275

- Last Post

- Replies
- 0

- Views
- 299

- Last Post

- Replies
- 1

- Views
- 524

- Last Post

- Replies
- 0

- Views
- 575