# Differential Equations Forum

Differential Equations Help Forum

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

• Replies: 1
• Views: 3,723
Feb 9th 2011, 12:56 AM
2. ### DE Tutorial - Part I: First Order Equations and Homogeneous Second Order Equations

• Replies: 5
• Views: 21,516
Mar 15th 2010, 01:44 PM
3. ### DE Tutorial - Part III: Systems of Differential Equations

• Replies: 2
• Views: 3,489
Aug 29th 2009, 10:03 PM
4. ### DE Tutorial - Part II: Nonhomogenous Second Order Equations and Their Applications

• Replies: 4
• Views: 6,300
Dec 27th 2008, 09:56 AM
1. ### Variation of Parameters

• Replies: 3
• Views: 651
Mar 1st 2011, 11:29 AM

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3. ### Well-posed Schrödinger equation

• Replies: 1
• Views: 489
Mar 1st 2011, 09:59 AM
4. ### Solution for t of displacement of a mass, spring, damper system

• Replies: 6
• Views: 849
Mar 1st 2011, 09:44 AM
5. ### Laplace transform of Diffusion Equation

• Replies: 1
• Views: 1,219
Mar 1st 2011, 07:04 AM
6. ### [SOLVED] Reservoir Volume in Time

• Replies: 0
• Views: 891
Mar 1st 2011, 02:41 AM
7. ### reduction of order...

• Replies: 6
• Views: 2,055
Feb 28th 2011, 06:19 AM
8. ### System of Linear Differential Equations with Constant Coefficients

• Replies: 8
• Views: 1,307
Feb 28th 2011, 05:51 AM
9. ### reduction of order with homogeneous equations...

• Replies: 1
• Views: 3,411
Feb 28th 2011, 04:02 AM
10. ### Projectile motion with air resistance

• Replies: 2
• Views: 1,161
Feb 27th 2011, 09:04 PM
11. ### Second order ordinary differential equation.......

• Replies: 1
• Views: 925
Feb 27th 2011, 04:26 PM
12. ### [SOLVED] Eigenvalue problem

• Replies: 24
• Views: 1,624
Feb 27th 2011, 08:01 AM
13. ### Particular Integral

• Replies: 4
• Views: 2,797
Feb 27th 2011, 01:52 AM
14. ### [SOLVED] Eigenvalues of y''+2y'+\lambda y=0

• Replies: 11
• Views: 4,556
Feb 26th 2011, 06:46 PM
15. ### Differential Equation y' + y cotx = sinx

• Replies: 5
• Views: 1,167
Feb 26th 2011, 04:39 PM
16. ### Describe the flow of a matrix?

• Replies: 0
• Views: 907
Feb 26th 2011, 11:18 AM
17. ### Particular Solution for Constant Coefficients ODE

• Replies: 3
• Views: 1,261
Feb 26th 2011, 10:57 AM
18. ### find x(t) : ( a - x(t) )^2 = c*x'(t)

• Replies: 2
• Views: 456
Feb 26th 2011, 12:49 AM
19. ### find an interval centered about x = 0

• Replies: 1
• Views: 2,992
Feb 25th 2011, 09:52 PM
20. ### [SOLVED] Another Charpit PDE

• Replies: 22
• Views: 1,741
Feb 25th 2011, 04:57 PM
21. ### Annihilator Operators

• Replies: 0
• Views: 1,193
Feb 25th 2011, 02:47 PM
22. ### Solve y' + y = e^(3x).

• Replies: 3
• Views: 3,332
Feb 25th 2011, 01:06 PM
23. ### Partial Differential Equation

• Replies: 7
• Views: 2,624
Feb 25th 2011, 10:54 AM
24. ### Nonlinear terms - Phase plane

• Replies: 2
• Views: 1,697
Feb 24th 2011, 04:09 PM
25. ### the form of the solution of a linear ODE

• Replies: 1
• Views: 685
Feb 24th 2011, 09:33 AM
26. ### Mixed Partial Derivatives

• Replies: 5
• Views: 973
Feb 24th 2011, 08:51 AM
27. ### Help with a simple first order differential equation that seems to contradict itself.

• Replies: 2
• Views: 701
Feb 23rd 2011, 02:10 PM
28. ### total velocity potential and velocity components (Wave equation Potentials)

• Replies: 0
• Views: 790
Feb 23rd 2011, 10:17 AM

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