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# Forum: Differential Equations

Advanced calculus topics from Diff EQ go here.

1. ### Sticky: Read Before Posting!

• Replies: 0
• Views: 15,846
Ted
10-04-2006, 10:13 PM
1. ### Solution of eq (x^2+y)^2dy=xydx

• Replies: 1
• Views: 226
10-19-2018, 08:45 PM
2. ### Shrodinger's equation step: -h^2/2m d^2psi/dx^2 + 1/2mw^2x^2psi = Epsi

• Replies: 25
• Views: 1,932
10-18-2018, 05:28 PM
3. ### Need help solving non-homogeneous ODE: d^2(y)/dt^2 + y = -cos(t), y(0) = 1, y'(0) = 0

• Replies: 0
• Views: 167
10-16-2018, 04:40 PM
4. ### Does this not create solutions out of nowhere? x(dy/dx) = y^2 - y

• Replies: 6
• Views: 366
10-11-2018, 05:40 PM
5. ### A PDE solution: We define ϕ(x,r)=1nα(n)∫∂B(0,1)f(x+rz)dS(z)

• Replies: 0
• Views: 175
10-09-2018, 10:59 AM
6. ### Solving a Homogeneous Linear DE: dy/dx - 3y = 0

• Replies: 2
• Views: 347
10-02-2018, 07:34 AM
7. ### Derive Inductor current in RL circuit w/ AC source: Vs.sin(wt) = L.(di/dt) + i.R.

• Replies: 1
• Views: 318
10-02-2018, 07:23 AM

• Replies: 1
• Views: 180
09-24-2018, 05:38 PM
9. ### drawing bifurcation/phase diagram for dy/dy=y^2+3y+a

• Replies: 1
• Views: 230
09-23-2018, 09:41 PM
10. ### Differential Equations: Separable Equations: dy/dt=2y+1

• Replies: 2
• Views: 353
09-09-2018, 09:13 PM
11. ### Solving (simple?) differential eqn: (a - x)^2 - y t'(a) (1 - e^{-yt(a)}) = 0

• Replies: 4
• Views: 1,199
09-06-2018, 10:20 AM

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