Stability and local minimality of spherical harmonic twists \(u={\mathbf{Q}}(|x|) x|x|^{-1} \), positivity of second variations and conjugate points on \(\mathbf{SO}(n)\) (Q779791)
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scientific article; zbMATH DE number 7220227
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Stability and local minimality of spherical harmonic twists \(u={\mathbf{Q}}(|x|) x|x|^{-1} \), positivity of second variations and conjugate points on \(\mathbf{SO}(n)\) |
scientific article; zbMATH DE number 7220227 |
Statements
Stability and local minimality of spherical harmonic twists \(u={\mathbf{Q}}(|x|) x|x|^{-1} \), positivity of second variations and conjugate points on \(\mathbf{SO}(n)\) (English)
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14 July 2020
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harmonic maps
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strong local minimisers
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positive second variations
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conjugate points
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compact Lie groups
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Weierstrass excess function
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