# Search:

Type: Posts; User: aows61

1. ## Thread: stationary solution for u(x,t)=v(x,t)+h(x) for heat PDE with BC of U1

by aows61
Replies
5
Views
1,071

### my attempt

here is the complete problem along with the needed formulas and my attempt, as in the link below:
2. ## Thread: stationary solution for u(x,t)=v(x,t)+h(x) for heat PDE with BC of U1

by aows61
Replies
5
Views
1,071

### fourier

i have 1-D heat PDE, and am required to solve it using Finite fourier cosine transform (FFCT), and one of the B.C equals U_1 , and someone said that you need to use stationary solution..
3. ## Thread: stationary solution for u(x,t)=v(x,t)+h(x) for heat PDE with BC of U1

by aows61
Replies
5
Views
1,071

### stationary solution for u(x,t)=v(x,t)+h(x) for heat PDE with BC of U1

what is the meaning of stationary solution h(x) and how can I find it for this equation u(x,t) =v(x,t) +h(x) for heat PDE with BC of U1, can you explain in details?
4. ## Thread: help in mass-spring modeling problem

by aows61
Replies
2
Views
556

actually, that is all the information that i have, you can also check in this image:

< link to objectionable site removed >
5. ## Thread: help in mass-spring modeling problem

by aows61
Replies
2
Views
556

### help in mass-spring modeling problem

Suppose at time zero, the bob was drawn upward four units from the equilibrium position, let C=2, K=2, m=1 lbm, initial speed=2 unit/sec find an expression for body's position.

and in the solution...
6. ## Thread: solving heat PDE using Finite Fourier Cosine Transform

by aows61
Replies
2
Views
628

### solution

yes, thanks.
i posted the problem.
do you have any info related to the problem ??

regards,
7. ## Thread: solving heat PDE using Finite Fourier Cosine Transform

by aows61
Replies
2
Views
628

### solving heat PDE using Finite Fourier Cosine Transform

the problem is
solve the following heat problem using FFCT:
A metal bar of length L, is at constant temperature of U_0, at t=0 the end x=L is suddenly given the constant temperature of U_1 and the...
8. ## Thread: solving partial differential equation with laplace

by aows61
Replies
0
Views
415

### solving partial differential equation with laplace

Hello Gentlemen,
am trying to solve this PDE (as in the attached picture)

< link to objectionable site removed >

also my attempt is included, but i stopped in step, can you help me with it?...

by aows61
Replies
0
Views
616

### Fourier Transform

Hello everyone,
am trying to solve this Fourier Trans. problem,
here is the original solution < link removed >

Q/ How did he come up with this result and where is my mistake?

All equation are...
10. ## Thread: Complex fourier series

by aows61
Replies
0
Views
389

### Complex fourier series

Hello everyone,
can anyone solve this Complex Fourier series problem in details(specially the Cn coifficient please, (picture attached)
https://i.imgur.com/FarVLUo.png
Results 1 to 10 of 10