A lower bound for the class number of certain cubic number fields
A lower bound for the class number of certain cubic number fields
Let <italic>K</italic> be a cyclic number field with generating polynomial <disp-formula content-type="math/mathml"> \[ <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" alttext="upper X cubed minus StartFraction a minus 3 Over 2 EndFraction upper X squared minus StartFraction a plus 3 Over 2 EndFraction upper X minus 1"> <mml:semantics> <mml:mrow> <mml:mrow class="MJX-TeXAtom-ORD"> <mml:msup> <mml:mi>X</mml:mi> <mml:mn>3</mml:mn> </mml:msup> </mml:mrow> …