# Differential Equations Forum

Differential Equations Help Forum

1. ### DE Tutorial - Part I: First Order Equations and Homogeneous Second Order Equations

• Replies: 5
• Views: 24,408
Mar 15th 2010, 12:44 PM
2. ### DE Tutorial - Part IV: Laplace Transforms

• Replies: 1
• Views: 9,287
Feb 8th 2011, 11:56 PM
3. ### DE Tutorial - Part II: Nonhomogenous Second Order Equations and Their Applications

• Replies: 4
• Views: 9,045
Dec 27th 2008, 08:56 AM
4. ### DE Tutorial - Part III: Systems of Differential Equations

• Replies: 2
• Views: 6,178
Aug 29th 2009, 09:03 PM
1. ### Numerical Solutions in Diffy Q with Matlab

• Replies: 0
• Views: 973
Mar 8th 2010, 10:27 AM
2. ### [SOLVED] Equilibrium of a composite rod

• Replies: 0
• Views: 973
Feb 9th 2011, 12:48 PM
3. ### [SOLVED] Find laplace transform of step function

• Replies: 1
• Views: 973
Aug 13th 2011, 11:15 AM
4. ### This Bernouilli ODE is killing me

• Replies: 4
• Views: 972
Jan 30th 2009, 08:27 PM
5. ### Quick Undetermined Coefficients Question

• Replies: 1
• Views: 972
Apr 6th 2009, 03:21 PM
6. ### Use MATLAB to construct a direction field and typical solution curves

• Replies: 1
• Views: 972
Nov 22nd 2011, 06:04 AM
7. ### Springs

• Replies: 3
• Views: 972
Nov 5th 2009, 02:29 PM
8. ### resonance involing an ODE

• Replies: 1
• Views: 972
Mar 21st 2010, 05:55 AM
9. ### Laplace Transforms to solve First Order ODE's.

• Replies: 7
• Views: 972
Apr 24th 2010, 08:49 PM
10. ### Need help with simple unit step functions, (for Laplace transforms)?

• Replies: 1
• Views: 972
Nov 29th 2012, 08:52 AM
11. ### Simple population growth problem

• Replies: 5
• Views: 971
Oct 5th 2011, 10:12 AM
12. ### Two tanks problem

• Replies: 7
• Views: 971
Feb 3rd 2015, 08:39 PM
13. ### Fourier series cosine

• Replies: 2
• Views: 970
May 10th 2009, 12:18 PM
14. ### Differential Equation eigenvalue!!

• Replies: 1
• Views: 970
Jun 9th 2009, 04:38 AM
15. ### Linear differential equation system with periodic coefficients AND periodic solutions

• Replies: 0
• Views: 970
Sep 12th 2010, 12:51 PM
16. ### Second order DE (Frobenius Method)

• Replies: 1
• Views: 970
Jun 6th 2011, 07:37 PM
17. ### find the solution...

• Replies: 7
• Views: 970
Apr 18th 2011, 05:02 AM
18. ### Autonomous PDE admits a solution of exponential order?

• Replies: 3
• Views: 969
Dec 25th 2011, 08:02 PM
19. ### Numerical solution to hyperbolic PDE - grid leapfrog.

• Replies: 8
• Views: 968
Nov 25th 2011, 01:52 AM
20. ### differential equations problem

• Replies: 9
• Views: 968
Oct 5th 2009, 04:46 PM
21. ### Help me with my special problem

• Replies: 1
• Views: 968
Feb 17th 2010, 12:31 PM
22. ### 2nd order ODE (Help)

• Replies: 1
• Views: 968
Oct 18th 2010, 10:15 AM
23. ### Coupled partial differential equation...how to find a solution?

• Replies: 0
• Views: 968
Jun 1st 2012, 06:03 AM
24. ### Interpreting a differential equation and Eulers method

• Replies: 0
• Views: 967
May 4th 2009, 03:01 PM
25. ### Initial value problem

• Replies: 5
• Views: 967
Nov 29th 2009, 01:55 PM
26. ### Exact LDE factorizing

• Replies: 2
• Views: 967
Mar 28th 2010, 12:50 PM

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### non negative integral solution for inequality

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