Asked by ijat

(x^2+1) y^''+2xy^'=0
Solve for two power series solution about ordinary point x=0

Answers

Answered by Steve
why the stupid carets? These are not exponents.

(x^2+1)y"+2xy'=0

Since

y = c1 + c2 arctan(x)

I suspect you can now come up with the series.
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