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# Forum: Differential Equations

Advanced calculus topics from Diff EQ go here.

1. ### Sticky: Read Before Posting!

• Replies: 0
• Views: 15,473
Ted
10-04-2006, 10:13 PM
1. ### Does this not create solutions out of nowhere? x(dy/dx) = y^2 - y

• Replies: 6
• Views: 168
10-11-2018, 05:40 PM
2. ### Shrodinger's equation step: -h^2/2m d^2psi/dx^2 + 1/2mw^2x^2psi = Epsi

• Replies: 24
• Views: 1,239
Vol
10-11-2018, 12:22 AM
3. ### A PDE solution: We define ϕ(x,r)=1nα(n)∫∂B(0,1)f(x+rz)dS(z)

• Replies: 0
• Views: 84
10-09-2018, 10:59 AM
4. ### Solving a Homogeneous Linear DE: dy/dx - 3y = 0

• Replies: 2
• Views: 193
10-02-2018, 07:34 AM
5. ### Derive Inductor current in RL circuit w/ AC source: Vs.sin(wt) = L.(di/dt) + i.R.

• Replies: 1
• Views: 173
10-02-2018, 07:23 AM

• Replies: 1
• Views: 115
09-24-2018, 05:38 PM
7. ### drawing bifurcation/phase diagram for dy/dy=y^2+3y+a

• Replies: 1
• Views: 142
09-23-2018, 09:41 PM
8. ### Differential Equations: Separable Equations: dy/dt=2y+1

• Replies: 2
• Views: 271
09-09-2018, 09:13 PM
9. ### Solving (simple?) differential eqn: (a - x)^2 - y t'(a) (1 - e^{-yt(a)}) = 0

• Replies: 4
• Views: 1,108
09-06-2018, 10:20 AM
10. ### Simple IVP problem: (1 + x)y' = x−y, y(1) = 1/4

• Replies: 9
• Views: 1,002
08-26-2018, 11:40 PM
11. ### p(x)y^n + q(x)y^w = c

• Replies: 5
• Views: 464
08-22-2018, 04:30 PM
12. ### Numerical Handling of Nonlinear Differential Eqns: Reynolds Eqn for Fluid Lubrication

• Replies: 0
• Views: 201
08-20-2018, 03:29 AM

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