The Legendre’s differential equation is  (1 − x2)y'' − 2xy' + l(l + 1)y = 0, where l is a constant, and y = y(x). Consider a series solution about the point x = 0 of the form provided, where k is a constant and the an are coefficients that need to be determined. Show that the recurrence relation is given by an+2 (n + k + 2)(n + k + 1) = an [(n + k)(n + k + 1) − l(l + 1)].

Functions and Change: A Modeling Approach to College Algebra (MindTap Course List)
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Chapter1: Functions
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The Legendre’s differential equation is  (1 − x2)y'' − 2xy' + l(l + 1)y = 0, where l is a constant, and y = y(x).

Consider a series solution about the point x = 0 of the form provided, where k is a constant and the an are coefficients that need to be determined.

Show that the recurrence relation is given by an+2 (n + k + 2)(n + k + 1) = an [(n + k)(n + k + 1) − l(l + 1)].

y = xk
An
Transcribed Image Text:y = xk An
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