First order nonlinear

  • Thread starter bpcraig
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  • #1
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Main Question or Discussion Point

Maybe I'm just dumb...

[tex]
y'(t)=y(t)^3+f(t)
[/tex]

find [tex]y(t)[/tex]

Thanks...
 

Answers and Replies

  • #2
336
0
Maybe I'm just dumb...

[tex]
y'(t)=y(t)^3+f(t)
[/tex]

find [tex]y(t)[/tex]

Thanks...
Welcome bpcrai.
Try substituting z =1/y^2 if permissible. If the magnitude of z is large in the range, we can neglect a constant & separate the variables.

P.S. : I'm afraid everybody's dumb at solving nonlinear differential equations. ;)
 

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