aligator123
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need suggestions?
This discussion focuses on solving Legendre polynomial problems using the generating function and Rodrigues' formula. Participants suggest using the generating function identity, specifically the equation 1/(1-2tx+t^2) = ∑ P_n(x)t^n, to derive solutions. The integral ∫_{0}^{π} (cos t)^{2n} dt is highlighted as a key step in the second problem. The conversation emphasizes the importance of differentiation with respect to x and equating coefficients to find the desired results.
Students and researchers in mathematics, particularly those focusing on polynomial theory, differential equations, and mathematical analysis. This discussion is beneficial for anyone seeking to deepen their understanding of Legendre polynomials and their applications.
The t can't be there. You have to change n in the original sum to n-1.aligator123 said:at the last equation this equation remains
Pn'(1)=t*(n+2)(n+1)/2