# Differential Equations Forum

Differential Equations Help Forum

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

• Replies: 1
• Views: 3,495
Feb 8th 2011, 11:56 PM
2. ### DE Tutorial - Part I: First Order Equations and Homogeneous Second Order Equations

• Replies: 5
• Views: 21,151
Mar 15th 2010, 12:44 PM
3. ### DE Tutorial - Part III: Systems of Differential Equations

• Replies: 2
• Views: 3,209
Aug 29th 2009, 09:03 PM
4. ### DE Tutorial - Part II: Nonhomogenous Second Order Equations and Their Applications

• Replies: 4
• Views: 5,995
Dec 27th 2008, 08:56 AM
1. ### I.v.p ode

• Replies: 4
• Views: 481
Apr 4th 2011, 02:17 AM
2. ### Predict where I.V.P has a solution by using theorem(s)

• Replies: 2
• Views: 509
Apr 3rd 2011, 07:35 PM
3. ### Euler's Method Approximation

• Replies: 2
• Views: 794
Apr 3rd 2011, 05:07 PM
4. ### y''= (2/x)y' - (2/x^2)y - 1/x^2

• Replies: 4
• Views: 639
Apr 3rd 2011, 11:10 AM

• Replies: 1
• Views: 1,087
Apr 3rd 2011, 09:25 AM
6. ### Laplacian Inverse Calculation

• Replies: 3
• Views: 599
Apr 3rd 2011, 08:41 AM
7. ### Numerical ODE question

• Replies: 3
• Views: 693
Apr 3rd 2011, 08:06 AM
8. ### dC/dt=(1/tau)(Cin - C )

• Replies: 3
• Views: 675
Apr 3rd 2011, 03:27 AM
9. ### help with linear systems

• Replies: 1
• Views: 376
Apr 2nd 2011, 11:39 PM
10. ### finding equilibrium solns and determining their type.

• Replies: 0
• Views: 424
Apr 2nd 2011, 11:35 PM
11. ### solve non linear ODE.

• Replies: 6
• Views: 552
Apr 2nd 2011, 11:20 AM
12. ### [SOLVED] 2nd Order Linear PDE involving the Div operator

• Replies: 3
• Views: 572
Apr 2nd 2011, 07:31 AM
13. ### plot the stability region (by hand)

• Replies: 0
• Views: 710
Apr 2nd 2011, 06:01 AM
14. ### bessel function

• Replies: 0
• Views: 429
Apr 1st 2011, 09:39 PM
15. ### Reduction of Order

• Replies: 5
• Views: 586
Apr 1st 2011, 09:31 AM
16. ### Orthogonal trajectory problem

• Replies: 3
• Views: 1,466
Apr 1st 2011, 04:45 AM
17. ### No solution for an arbitrary constant.

• Replies: 4
• Views: 640
Apr 1st 2011, 04:41 AM
18. ### Undetermined Coefficients question

• Replies: 3
• Views: 491
Mar 31st 2011, 09:24 AM
19. ### Mixture

• Replies: 7
• Views: 1,399
Mar 31st 2011, 08:07 AM
20. ### Differential Model

• Replies: 1
• Views: 426
Mar 31st 2011, 01:20 AM
21. ### [SOLVED] History of Differential Equations

• Replies: 2
• Views: 1,255
Mar 30th 2011, 01:44 AM
22. ### dy/dx=x^2+y^(1/2), y(0)=1

• Replies: 2
• Views: 481
Mar 29th 2011, 09:18 PM
23. ### Simple DE problem

• Replies: 1
• Views: 491
Mar 29th 2011, 08:16 PM
24. ### solving D.E by undetermined coefficients.

• Replies: 1
• Views: 1,604
Mar 29th 2011, 07:59 PM
25. ### Help finding the integrating factor needed.

• Replies: 12
• Views: 603
Mar 29th 2011, 05:57 PM

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### orthogonal trajectories of exponential function

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