# Differential Equations Forum

Differential Equations Help Forum

1. ### DE Tutorial - Part IV: Laplace Transforms

• Replies: 1
• Views: 3,954
Feb 8th 2011, 11:56 PM
2. ### DE Tutorial - Part I: First Order Equations and Homogeneous Second Order Equations

• Replies: 5
• Views: 21,768
Mar 15th 2010, 12:44 PM
3. ### DE Tutorial - Part III: Systems of Differential Equations

• Replies: 2
• Views: 3,717
Aug 29th 2009, 09:03 PM
4. ### DE Tutorial - Part II: Nonhomogenous Second Order Equations and Their Applications

• Replies: 4
• Views: 6,522
Dec 27th 2008, 08:56 AM
1. ### [SOLVED] Implicit Differential Problem

• Replies: 7
• Views: 430
Jul 27th 2010, 10:10 AM
2. ### Proof of Gronwall's Inequality

• Replies: 3
• Views: 1,911
Jul 27th 2010, 09:01 AM
3. ### [SOLVED] Re-writing higher order spatial derivatives as lower order system

• Replies: 11
• Views: 973
Jul 27th 2010, 08:56 AM
4. ### Need help solving 2 different differential equations (partially solved, but stuck)

• Replies: 10
• Views: 1,631
Jul 26th 2010, 05:02 PM
5. ### Spring-Mass system (with damping force AND impressed force). Find Position fcn.

• Replies: 21
• Views: 3,477
Jul 26th 2010, 04:13 PM
6. ### Express f(t) in terms of unit step functions, then find the Laplace

• Replies: 5
• Views: 2,809
Jul 26th 2010, 11:04 AM
7. ### Variable Coeff: y' - (x^2)y = 0

• Replies: 3
• Views: 634
Jul 26th 2010, 04:31 AM
8. ### Differential equation in a distribution space

• Replies: 3
• Views: 796
Jul 25th 2010, 07:49 AM
9. ### Solve differential equation using "Power Series"

• Replies: 22
• Views: 3,317
Jul 25th 2010, 07:47 AM
10. ### Taylors approximation problem

• Replies: 2
• Views: 439
Jul 25th 2010, 12:15 AM
11. ### Carbon dating problem

• Replies: 2
• Views: 948
Jul 24th 2010, 01:34 AM
12. ### Nonhomogeneous wave equation with vanishing initial conditions

• Replies: 0
• Views: 808
Jul 23rd 2010, 12:21 PM
13. ### Nonlinear ODE

• Replies: 4
• Views: 534
Jul 23rd 2010, 10:01 AM
14. ### Equilibrium stable or unstable - differential euqation

• Replies: 20
• Views: 2,422
Jul 23rd 2010, 08:34 AM
15. ### [SOLVED] Fourier Transform of x^2*sin(x)

• Replies: 25
• Views: 1,570
Jul 22nd 2010, 03:42 PM
16. ### Simple equation - question

• Replies: 6
• Views: 518
Jul 22nd 2010, 05:47 AM
17. ### first order ODE problem

• Replies: 1
• Views: 428
Jul 21st 2010, 08:55 PM
18. ### How to solve non-linear 1st order DE

• Replies: 1
• Views: 625
Jul 21st 2010, 11:20 AM
19. ### [SOLVED] Tricky Partial Differential problem

• Replies: 16
• Views: 1,701
Jul 20th 2010, 04:21 PM
20. ### Wave Equation with Gravity

• Replies: 11
• Views: 2,851
Jul 20th 2010, 11:51 AM
21. ### Analytic soln to a 1st order nonlinera DE

• Replies: 0
• Views: 485
Jul 20th 2010, 11:05 AM
22. ### [SOLVED] ODE with Driac Delta Function

• Replies: 13
• Views: 717
Jul 20th 2010, 07:06 AM
23. ### chemical solution

• Replies: 5
• Views: 1,466
Jul 18th 2010, 04:27 AM
24. ### Application of Differential Equations

• Replies: 13
• Views: 2,257
Jul 18th 2010, 03:16 AM
25. ### Seperation of Variables Method

• Replies: 4
• Views: 689
Jul 17th 2010, 02:56 PM
26. ### Existence of Solutions to ODEs

• Replies: 3
• Views: 688
Jul 17th 2010, 01:44 AM
27. ### finding the yint

• Replies: 7
• Views: 457
Jul 16th 2010, 10:07 AM
28. ### eigenvalues of integral equation

• Replies: 0
• Views: 321
Jul 16th 2010, 08:00 AM
29. ### [SOLVED] Admissible Solutions and Rankine-Huoniot Shock Condition

• Replies: 0
• Views: 726
Jul 16th 2010, 07:48 AM
30. ### Melting snowball at rate proportional to surface area?

• Replies: 2
• Views: 8,031
Jul 15th 2010, 10:46 PM

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