- #1

- 2

- 0

∂2u/ dt2= v2 · ∂2u/dz2

I know that v is constant and z and t are independent. I've tried looking at Lorentz law but I am getting nowhere fast. Please help!

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 SlushmanIU
- Start date

- #1

- 2

- 0

∂2u/ dt2= v2 · ∂2u/dz2

I know that v is constant and z and t are independent. I've tried looking at Lorentz law but I am getting nowhere fast. Please help!

- #2

Science Advisor

Homework Helper

- 15,581

- 4,543

We don't have many rules (just a bunch of well-meant

1. Homework Statement

2. Homework Equations

3. The Attempt at a Solution

When I fill in the propposed solution, I get ...

- #3

- 205

- 16

How do you take the partial time-derivative of f(z-vt)? That is: f[z(t) -vt]?

Look up a calculus book if that's unfamiliar..

- #4

Science Advisor

Homework Helper

- 15,581

- 4,543

Slushman still there ?

Share:

- Replies
- 14

- Views
- 1K

- Replies
- 1

- Views
- 628

- Replies
- 4

- Views
- 828

- Replies
- 9

- Views
- 940

- Replies
- 5

- Views
- 557

- Replies
- 12

- Views
- 854

- Replies
- 6

- Views
- 920

- Replies
- 22

- Views
- 1K

- Replies
- 3

- Views
- 766

- Replies
- 3

- Views
- 817