# Differential Equations Forum

Differential Equations Help Forum

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

• Replies: 1
• Views: 3,493
Feb 8th 2011, 11:56 PM
2. ### DE Tutorial - Part I: First Order Equations and Homogeneous Second Order Equations

• Replies: 5
• Views: 21,149
Mar 15th 2010, 12:44 PM
3. ### DE Tutorial - Part III: Systems of Differential Equations

• Replies: 2
• Views: 3,207
Aug 29th 2009, 09:03 PM
4. ### DE Tutorial - Part II: Nonhomogenous Second Order Equations and Their Applications

• Replies: 4
• Views: 5,994
Dec 27th 2008, 08:56 AM
1. ### Variation of Parameters

• Replies: 4
• Views: 553
Apr 19th 2009, 12:11 PM
2. ### Nice Qu but i need help pleeeease

• Replies: 1
• Views: 419
Apr 19th 2009, 08:45 AM
3. ### step Laplace

• Replies: 2
• Views: 636
Apr 19th 2009, 04:51 AM
4. ### Autonomous System question

• Replies: 2
• Views: 541
Apr 18th 2009, 05:51 AM
5. ### heat equation

• Replies: 0
• Views: 500
Apr 18th 2009, 03:50 AM
6. ### Working with initial and boundary conditions in PDEs

• Replies: 1
• Views: 1,980
Apr 17th 2009, 11:39 PM
7. ### Solve the ode

• Replies: 2
• Views: 405
Apr 17th 2009, 11:27 PM
8. ### Newton's second law for a falling object

• Replies: 6
• Views: 1,033
Apr 17th 2009, 09:13 AM
9. ### Rikitake model

• Replies: 1
• Views: 2,083
Apr 16th 2009, 04:39 AM
10. ### logistic growth models

• Replies: 1
• Views: 764
Apr 15th 2009, 11:29 PM
11. ### Variation of Parameters

• Replies: 0
• Views: 432
Apr 15th 2009, 05:16 PM
12. ### differentiating 3 functions

• Replies: 3
• Views: 425
Apr 15th 2009, 03:12 PM
13. ### x'' + 3x' + 2x = 0

• Replies: 3
• Views: 601
Apr 15th 2009, 07:32 AM
14. ### Have I got this nonhomogeneous q right?

• Replies: 4
• Views: 553
Apr 15th 2009, 05:21 AM
15. ### second order ODE

• Replies: 2
• Views: 351
Apr 14th 2009, 08:44 PM
16. ### Vectorized Euler Method

• Replies: 0
• Views: 725
Apr 14th 2009, 06:38 PM
17. ### Laplace Transform

• Replies: 1
• Views: 554
Apr 14th 2009, 06:35 PM
18. ### differentiation with trig functions

• Replies: 4
• Views: 434
Apr 14th 2009, 03:24 PM
19. ### Undetermined coefficient problem

• Replies: 1
• Views: 540
Apr 14th 2009, 02:27 PM
20. ### Basic Transform of Derivative Help?

• Replies: 6
• Views: 410
Apr 13th 2009, 08:46 PM
21. ### Cross Product

• Replies: 1
• Views: 818
Apr 13th 2009, 07:37 PM
22. ### cylinder PDE

• Replies: 0
• Views: 511
Apr 13th 2009, 07:20 AM
23. ### Simple differential equation problem

• Replies: 4
• Views: 494
Apr 13th 2009, 07:05 AM
24. ### polar BVP in Sturm-Liouville

• Replies: 0
• Views: 395
Apr 13th 2009, 06:10 AM
25. ### Need some help please

• Replies: 2
• Views: 520
Apr 12th 2009, 07:50 PM
26. ### Riccati Equation: existence/uniqueness relation

• Replies: 2
• Views: 925
Apr 12th 2009, 01:58 PM
27. ### solve the following differential equation

• Replies: 3
• Views: 684
Apr 11th 2009, 04:56 AM
28. ### differentiation in trigonomerty help???

• Replies: 2
• Views: 329
Apr 11th 2009, 04:17 AM

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### orthogonal trajectories of exponential function

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