-primitive roots
Vegh, Emanuel (1981)
Portugaliae mathematica
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Vegh, Emanuel (1981)
Portugaliae mathematica
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Michal Křížek, Lawrence Somer (2001)
Mathematica Bohemica
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We examine primitive roots modulo the Fermat number . We show that an odd integer is a Fermat prime if and only if the set of primitive roots modulo is equal to the set of quadratic non-residues modulo . This result is extended to primitive roots modulo twice a Fermat number.
Lawrence Somer (2004)
Mathematica Slovaca
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Andrzej Schinzel (1963)
Acta Arithmetica
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Andrzej Rotkiewicz (2002)
Acta Mathematica et Informatica Universitatis Ostraviensis
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