# Differential Equations Forum

Differential Equations Help Forum

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

• Replies: 1
• Views: 4,170
Feb 8th 2011, 11:56 PM
2. ### DE Tutorial - Part I: First Order Equations and Homogeneous Second Order Equations

• Replies: 5
• Views: 22,025
Mar 15th 2010, 12:44 PM
3. ### DE Tutorial - Part III: Systems of Differential Equations

• Replies: 2
• Views: 3,936
Aug 29th 2009, 09:03 PM
4. ### DE Tutorial - Part II: Nonhomogenous Second Order Equations and Their Applications

• Replies: 4
• Views: 6,784
Dec 27th 2008, 08:56 AM
1. ### C0 - Semigroup

• Replies: 0
• Views: 472
Apr 1st 2012, 04:28 PM
2. ### Eigenvalues of y''+λy=0

• Replies: 1
• Views: 1,106
Apr 1st 2012, 04:03 PM
3. ### Second order ODE reduction to first order solutions

• Replies: 9
• Views: 934
Apr 1st 2012, 05:20 AM
4. ### Second Order linear homog ODE

• Replies: 4
• Views: 953
Mar 31st 2012, 10:01 PM
5. ### y`=y+2 Seems Simple, but i can't match the answer up to it.

• Replies: 3
• Views: 663
Mar 30th 2012, 03:38 PM
6. ### Newton's law of cooling with multiple containers system of DE's

• Replies: 1
• Views: 664
Mar 30th 2012, 03:33 PM
7. ### Finding the separatrix

• Replies: 1
• Views: 3,179
Mar 29th 2012, 04:39 PM
8. ### Zeros of Euler's equation (y''+(k/x^2)y=0)

• Replies: 1
• Views: 968
Mar 28th 2012, 12:50 PM
9. ### Simple System of de?

• Replies: 2
• Views: 444
Mar 26th 2012, 05:16 PM
10. ### second order linear differential equation

• Replies: 0
• Views: 474
Mar 26th 2012, 02:53 PM
11. ### Solve this nonlinear differential equation

• Replies: 2
• Views: 609
Mar 24th 2012, 04:03 AM
12. ### Need help in solving this problem

• Replies: 0
• Views: 496
Mar 22nd 2012, 04:12 AM
13. ### Second-order ODE, reduction of order?

• Replies: 2
• Views: 1,455
Mar 21st 2012, 06:27 PM
14. ### Can anyone help solve this NL 2ODE?

• Replies: 3
• Views: 814
Mar 21st 2012, 05:34 AM
15. ### System of nonlinear first-order differential equations (Matrix Riccati system)

• Replies: 0
• Views: 921
Mar 21st 2012, 01:38 AM
16. ### Existence and Uniqueness for Second Order ODE --Proof

• Replies: 0
• Views: 1,422
Mar 19th 2012, 09:16 PM
17. ### A question regarding eigenvalue sign

• Replies: 0
• Views: 793
Mar 19th 2012, 07:40 AM
18. ### Help to understand 4th order Runge-Kutta alternative implementation

• Replies: 0
• Views: 516
Mar 19th 2012, 05:54 AM
19. ### first order pde

• Replies: 0
• Views: 364
Mar 18th 2012, 04:15 AM
20. ### singular solution

• Replies: 0
• Views: 528
Mar 16th 2012, 01:52 AM
21. ### general and singular solution

• Replies: 0
• Views: 865
Mar 16th 2012, 01:46 AM
22. ### relation between Hermite polynomial and associated Laguerre polynomial

• Replies: 0
• Views: 904
Mar 15th 2012, 04:31 AM
23. ### Missing Solutions of DE

• Replies: 0
• Views: 646
Mar 15th 2012, 12:46 AM
24. ### Initial value problem -ODE-

• Replies: 2
• Views: 882
Mar 14th 2012, 10:47 PM
25. ### Proving the existence of a unique solution

• Replies: 0
• Views: 471
Mar 14th 2012, 06:46 PM
26. ### solving ODE with series

• Replies: 1
• Views: 413
Mar 14th 2012, 05:04 PM
27. ### Real double roots question

• Replies: 0
• Views: 667
Mar 14th 2012, 01:15 PM

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