On the unit group of some multiquadratic fields

Mohamed Mahmoud Chems-Eddin, Hamza El Mamry

In this paper, we calculate the unit groups and the $2$-class numbers of the fields $\mathbb{K}=\mathbb{Q}(\sqrt{2},\sqrt{p_1},\sqrt{p_2})$ and $ \mathbb{L}= \mathbb{Q}( \sqrt{…