Abstract
We determine all possible configurations for the unit signature rank for real biquadratic fields relative to the signature ranks of their quadratic subfields, providing infinite families for each possibility, and make some additional remarks for higher rank real multiquadratic fields.
Citation
David S. DUMMIT. Hershy KISILEVSKY. "Unit Signature Ranks in Real Biquadratic and Multiquadratic Number Fields." Tokyo J. Math. 46 (2) 401 - 424, December 2023. https://doi.org/10.3836/tjm/1502179391
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