Weierstrass%20elliptic-function%20form
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1: 23.2 Definitions and Periodic Properties
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§23.2(i) Lattices
… ► … ►§23.2(ii) Weierstrass Elliptic Functions
… ► ►§23.2(iii) Periodicity
…2: 1.13 Differential Equations
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§1.13(vii) Closed-Form Solutions
… ►§1.13(viii) Eigenvalues and Eigenfunctions: Sturm-Liouville and Liouville forms
… ►This is the Sturm-Liouville form of a second order differential equation, where ′ denotes . Assuming that satisfies un-mixed boundary conditions of the form … ►Transformation to Liouville normal Form
…3: 23.14 Integrals
4: 23.9 Laurent and Other Power Series
§23.9 Laurent and Other Power Series
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23.9.6
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►Also, Abramowitz and Stegun (1964, (18.5.25)) supplies the first 22 terms in the reverted form of (23.9.2) as .
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5: 23.21 Physical Applications
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►The Weierstrass function
plays a similar role for cubic potentials in canonical form
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§23.21(ii) Nonlinear Evolution Equations
… ►§23.21(iii) Ellipsoidal Coordinates
… ►where are the corresponding Cartesian coordinates and , , are constants. … ►Another form is obtained by identifying , , as lattice roots (§23.3(i)), and setting …6: 23 Weierstrass Elliptic and Modular
Functions
Chapter 23 Weierstrass Elliptic and Modular Functions
…7: Peter L. Walker
8: William P. Reinhardt
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►In November 2015, Reinhardt was named Senior Associate Editor of the DLMF and Associate Editor for Chapters 20, 22, and 23.
9: 23.3 Differential Equations
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►The lattice invariants are defined by
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►and are denoted by .
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►Similarly for and .
As functions of and , and are meromorphic and is entire.
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