The minimal polynomial of \(2 \cos(\pi /q)\) and Dickson polynomials (Q434657)
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scientific article; zbMATH DE number 6056824
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | The minimal polynomial of \(2 \cos(\pi /q)\) and Dickson polynomials |
scientific article; zbMATH DE number 6056824 |
Statements
The minimal polynomial of \(2 \cos(\pi /q)\) and Dickson polynomials (English)
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16 July 2012
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The authors obtain explicit formulas involving Chebyshev and Dickson polynomials for the minimal polynomials of \(2\cos (\pi /q)\) and \(\cos (2\pi /q)\) by means of Möbius inversion formula.
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Hecke groups
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minimal polynomials
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cyclotomic polynomials
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Chebyshev polynomials
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Dickson polynomials
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Möbius inversion
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