Given the Rodriguez formula P₁(x) = 2"n! dx" (x²-1)", show that Pm (x) = (1-x²)m/2 mm Pn(x) dm dam is a solution of the associated Legendre eqn. (1-x²)y" - 2xy' + [n(n + 1) — [m²]y = 0. Hint: show that the equation. can be obtained by differentiating the Legendre Equation (1-x²)z" - 2xz' + n(n+1)z = 0 m times w.r.t. x, followed by the substitution z = y(1-x²)-m/2.

College Physics
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ISBN:9781305952300
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Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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1
dn
Given the Rodriguez formula Pn(x) = 2n!
(x²-1)", show that Pm (x) = (1-x²)m/² mm Pn(x)
2″n! dx" 1)”,
dm
dxm
is a solution of the associated Legendre eqn. (1 − x²)y" − 2xy' + [n(n + 1) − _m²/2]y = 0.
Hint: show that the equation. can be obtained by differentiating the Legendre Equation
(1 —
-
x²) z"
x²)z" − 2xz' + n(n+1)z = 0
m times w.r.t. x, followed by the substitution z = y(1-x²)-m/2.
Transcribed Image Text:1 dn Given the Rodriguez formula Pn(x) = 2n! (x²-1)", show that Pm (x) = (1-x²)m/² mm Pn(x) 2″n! dx" 1)”, dm dxm is a solution of the associated Legendre eqn. (1 − x²)y" − 2xy' + [n(n + 1) − _m²/2]y = 0. Hint: show that the equation. can be obtained by differentiating the Legendre Equation (1 — - x²) z" x²)z" − 2xz' + n(n+1)z = 0 m times w.r.t. x, followed by the substitution z = y(1-x²)-m/2.
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