Ideal Class Groups in Basic ...p1 x....x...ps-Extensions of Abelian Number Fields.
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Eduardo C. Friedmann (1981/1982)
Inventiones mathematicae
Franz Lemmermeyer (1995)
Acta Arithmetica
Franz Lemmermeyer (1998)
Acta Arithmetica
Franz Lemmermeyer (2008)
Acta Arithmetica
Ladislav Skula (1980)
Journal für die reine und angewandte Mathematik
Yoko Inoue, Kaori Ota (2015)
Acta Arithmetica
We consider the indices of subfields of cyclotomic ℤₚ-extensions of number fields. For the nth layer Kₙ of the cyclotomic ℤₚ-extension of ℚ, we find that the prime factors of the index of Kₙ/ℚ are those primes less than the extension degree pⁿ which split completely in Kₙ. Namely, the prime factor q satisfies , and this leads us to consider higher degree Fermat quotients. Indices of subfields of cyclotomic ℤₚ-extensions of a number field which is cyclic over ℚ with extension degree a prime different...
Kunz, Ernst, Waldi, Rolf (2007)
Zeszyty Naukowe Uniwersytetu Jagiellońskiego. Universitatis Iagellonicae Acta Mathematica
Dennis A. Garbanati (1978)
Journal für die reine und angewandte Mathematik
Konstantin Selucký, Ladislav Skula (1981)
Archivum Mathematicum
Eduardo Friedman (1985)
Mathematische Annalen
Bruce Ferrero (1978)
Mathematische Annalen
Manabu Ozaki, Gen Yamamoto (2001)
Acta Arithmetica
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