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Vector Spaces and Linear Operators
Solution for Diagonalizable Matrices
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applied approaches approximate arbitrary basis becomes boundary conditions called chap chapter clear Clearly coefficients column Company complete consider constant continuous contour coordinates corresponding defined definition demonstrated denoted derived desired determinant diagonal difference direction discussed eigencolumns eigenfunctions eigenvalue element equal equation evaluate example Exercises exists expansion expression finite follows Fourier function further given Hence Hermitian independent indicated infinite integral introduced inverse known leads limit linear lowest matrix method multiplication normal notation obtained operator orthonormality perturbation Physics plane problem procedure Quantum Mechanics reduces relations replaced representation represented result satisfies scattering solution solved space string substitution Suppose theorem transformation trial functions unique unit vanish variable variational vector verified wave write written yields York zero