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Liouville normal form


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1: 30.2 Differential Equations
The Liouville normal form of equation (30.2.1) is …
2: 1.18 Linear Second Order Differential Operators and Eigenfunction Expansions
These are based on the Liouville normal form of (1.13.29). …
3: 1.13 Differential Equations
Transformation to Liouville normal Form
Equation (1.13.26) with x [ a , b ] may be transformed to the Liouville normal form
4: Errata
The spectral theory of these operators, based on Sturm-Liouville and Liouville normal forms, distribution theory, is now discussed more completely, including linear algebra, matrices, matrices as linear operators, orthonormal expansions, Stieltjes integrals/measures, generating functions. …
5: 3.7 Ordinary Differential Equations
The remaining two equations are supplied by boundary conditions of the form
§3.7(iv) Sturm–Liouville Eigenvalue Problems
The Sturm–Liouville eigenvalue problem is the construction of a nontrivial solution of the system …The eigenvalues λ k are simple, that is, there is only one corresponding eigenfunction (apart from a normalization factor), and when ordered increasingly the eigenvalues satisfy … If q ( x ) is C on the closure of ( a , b ) , then the discretized form (3.7.13) of the differential equation can be used. …
6: 18.39 Applications in the Physical Sciences
All are written in the same form as the product of three factors: the square root of a weight function w ( x ) , the corresponding OP or EOP, and constant factors ensuring unit normalization. … By Table 18.3.1#12 the normalized stationary states and corresponding eigenvalues are … There is no need for a normalization constant here, as appropriate constants already appear in §18.36(vi). … Orthogonality and normalization of eigenfunctions of this form is respect to the measure r 2 d r sin θ d θ d ϕ . … Explicit normalization is given for the second, third, and fourth of these, paragraphs c) and d), below. …