# Differential Equations Forum

Differential Equations Help Forum

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

• Replies: 1
• Views: 4,168
Feb 8th 2011, 11:56 PM
2. ### DE Tutorial - Part I: First Order Equations and Homogeneous Second Order Equations

• Replies: 5
• Views: 22,023
Mar 15th 2010, 12:44 PM
3. ### DE Tutorial - Part III: Systems of Differential Equations

• Replies: 2
• Views: 3,933
Aug 29th 2009, 09:03 PM
4. ### DE Tutorial - Part II: Nonhomogenous Second Order Equations and Their Applications

• Replies: 4
• Views: 6,781
Dec 27th 2008, 08:56 AM
1. ### help with variation of parameters question

• Replies: 6
• Views: 899
Apr 21st 2011, 06:58 AM
2. ### Solving second order non-homogenous DE

• Replies: 1
• Views: 480
Apr 21st 2011, 05:59 AM
3. ### laplace transform(t^2cos(t))=

• Replies: 2
• Views: 10,863
Apr 20th 2011, 06:22 PM
4. ### state whether the system is homogeneous or not.

• Replies: 2
• Views: 946
Apr 20th 2011, 02:46 PM
5. ### find the integrating factor and then use it to derive the general solution y(x)

• Replies: 5
• Views: 712
Apr 20th 2011, 09:23 AM
6. ### Change of Variable, table of integral, and constant of integration

• Replies: 1
• Views: 631
Apr 20th 2011, 05:22 AM
7. ### Find the solution of the given differential equation: dy/dx+(cosx)y=2xy where y(0)=-2

• Replies: 8
• Views: 1,233
Apr 19th 2011, 11:03 PM
8. ### Solve du/dt + 2du/dx=-u for u(x, t)

• Replies: 1
• Views: 3,241
Apr 19th 2011, 03:55 AM
9. ### differential sec x dy/dx = y^2

• Replies: 6
• Views: 810
Apr 19th 2011, 03:31 AM
10. ### Help with Undetermined Coefficients problem

• Replies: 2
• Views: 568
Apr 18th 2011, 08:45 PM
11. ### la place transform of t^2e^(-2t) from definition

• Replies: 5
• Views: 917
Apr 18th 2011, 05:55 PM

• Replies: 0
• Views: 368
Apr 18th 2011, 12:09 PM
13. ### help with differential please

• Replies: 3
• Views: 416
Apr 18th 2011, 11:10 AM
14. ### find the solution...

• Replies: 7
• Views: 865
Apr 18th 2011, 05:02 AM
15. ### Separable DE

• Replies: 2
• Views: 716
Apr 17th 2011, 10:37 PM
16. ### 1OLDE Separable

• Replies: 4
• Views: 530
Apr 17th 2011, 09:32 PM
17. ### Solve dz/dx-z(2yx+x^2)=x pls help.

• Replies: 1
• Views: 596
Apr 17th 2011, 09:11 AM
18. ### Find two power series solutions.

• Replies: 2
• Views: 492
Apr 17th 2011, 08:41 AM
19. ### Solve sinxy + xycosxy + x^2cosxy(dy/dx)=0

• Replies: 8
• Views: 1,369
Apr 17th 2011, 07:04 AM
20. ### Heat equation??

• Replies: 2
• Views: 780
Apr 17th 2011, 02:09 AM
21. ### Question regarding a system of DE's and eigenvalues.

• Replies: 1
• Views: 498
Apr 16th 2011, 10:27 AM
22. ### find two power solutions...

• Replies: 9
• Views: 614
Apr 16th 2011, 09:08 AM
23. ### [SOLVED] Finding Analytic Solution of Logistic Model - Why?

• Replies: 1
• Views: 783
Apr 16th 2011, 06:37 AM
24. ### Inverse Laplace transform of a function

• Replies: 2
• Views: 1,192
Apr 15th 2011, 03:28 PM
25. ### Really Struggling with Mathematical Modelling

• Replies: 0
• Views: 516
Apr 15th 2011, 12:59 AM
26. ### Double Spring Mass System

• Replies: 4
• Views: 1,586
Apr 13th 2011, 11:07 AM
27. ### Solve dy/dx=-1-x+xy(x)+y^2 (x)

• Replies: 6
• Views: 1,509
Apr 12th 2011, 03:52 PM
28. ### Solve by seperation of Variables

• Replies: 1
• Views: 563
Apr 12th 2011, 03:22 PM

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