Unformatted text preview: 2 (1 ) 2 2 x y xy y ′′ ′+ = about (a) x = (b) 1 x = 4. Find a power series solution to 8 5 2 = + ′ + ′ ′ y x y y x 5. Find a power series solution to ) 2 1 ( 2 = +′ + ′ ′ y x y x y x R.Tam...
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 Fall '11
 RichardTam
 Math, Power Series, Radius of convergence, Cauchy–Hadamard theorem

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