# Differential Equations Forum

Differential Equations Help Forum

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

• Replies: 1
• Views: 4,163
Feb 8th 2011, 11:56 PM
2. ### DE Tutorial - Part I: First Order Equations and Homogeneous Second Order Equations

• Replies: 5
• Views: 22,015
Mar 15th 2010, 12:44 PM
3. ### DE Tutorial - Part III: Systems of Differential Equations

• Replies: 2
• Views: 3,927
Aug 29th 2009, 09:03 PM
4. ### DE Tutorial - Part II: Nonhomogenous Second Order Equations and Their Applications

• Replies: 4
• Views: 6,773
Dec 27th 2008, 08:56 AM
1. ### [SOLVED] DE Power Series

• Replies: 12
• Views: 514
Jan 11th 2011, 06:07 PM
2. ### The Logistic Equation

• Replies: 5
• Views: 700
Jan 11th 2011, 02:22 PM
3. ### [SOLVED] P(s,t)=\sum_{0}^{\infty}\sum_{0}^{\infty}a_{m,n}s^ mt^n

• Replies: 5
• Views: 699
Jan 11th 2011, 12:46 PM
4. ### [SOLVED] Find all functions u_0(x)...

• Replies: 1
• Views: 836
Jan 11th 2011, 06:01 AM
5. ### Infinite string wave equation

• Replies: 0
• Views: 646
Jan 11th 2011, 03:12 AM
6. ### [SOLVED] Exact Equations

• Replies: 1
• Views: 511
Jan 10th 2011, 08:24 PM
7. ### Seperation of Variables

• Replies: 2
• Views: 735
Jan 10th 2011, 05:36 PM
8. ### An ode

• Replies: 5
• Views: 606
Jan 10th 2011, 03:45 PM
9. ### [SOLVED] au_x+bu_y+cu=0

• Replies: 3
• Views: 559
Jan 10th 2011, 02:00 PM
10. ### [SOLVED] DE Change of Variables

• Replies: 4
• Views: 789
Jan 10th 2011, 12:37 PM
11. ### [SOLVED] u_x-u_y+u=1

• Replies: 12
• Views: 508
Jan 9th 2011, 01:58 PM
12. ### 2nd order DE's with constant coefficients.

• Replies: 6
• Views: 815
Jan 9th 2011, 07:19 AM
13. ### [SOLVED] Linear Equations in two independent variables

• Replies: 1
• Views: 762
Jan 8th 2011, 04:28 PM
14. ### [SOLVED] First-order equations by introducing new coordinates.

• Replies: 7
• Views: 666
Jan 7th 2011, 02:36 PM
15. ### Mathematical mdelling with diffrential equations

• Replies: 2
• Views: 783
Jan 7th 2011, 09:27 AM
16. ### looking for video lecture on lifshitz approximations

• Replies: 0
• Views: 547
Jan 6th 2011, 10:18 AM
17. ### [SOLVED] Separation of Variables

• Replies: 3
• Views: 566
Jan 6th 2011, 09:33 AM
18. ### [SOLVED] Solving a DE

• Replies: 6
• Views: 541
Jan 6th 2011, 07:41 AM
19. ### ODE

• Replies: 9
• Views: 728
Jan 6th 2011, 02:42 AM
20. ### [SOLVED] u_{xxxx}+yu_{xxy}=0

• Replies: 8
• Views: 768
Jan 5th 2011, 04:50 PM
21. ### [SOLVED] Separation of Variables

• Replies: 7
• Views: 477
Jan 5th 2011, 03:12 PM
22. ### Poincare Map

• Replies: 3
• Views: 1,156
Jan 5th 2011, 02:28 PM
23. ### system of equations question

• Replies: 0
• Views: 747
Jan 5th 2011, 08:13 AM
24. ### Differential equation with substitution

• Replies: 8
• Views: 662
Jan 5th 2011, 03:42 AM
25. ### Another differential equation problem

• Replies: 2
• Views: 618
Jan 5th 2011, 12:50 AM
26. ### [SOLVED] x^{2}u_{x}-u_{y}+u=0

• Replies: 10
• Views: 820
Jan 4th 2011, 03:58 PM
27. ### Easy Equation, stuck on the constant.

• Replies: 5
• Views: 457
Jan 4th 2011, 03:55 PM
28. ### Use separation of variables

• Replies: 0
• Views: 528
Jan 4th 2011, 03:52 PM

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