Zeta-functions of certain K3 fibered Calabi--Yau threefolds

Yasuhiro Goto, Remke Kloosterman, Noriko Yui

We consider certain $K3$-fibered Calabi--Yau threefolds. One class of such Calabi--Yau threefolds are constructed by Hunt and Schimmrigk using twist maps. They are realized in weig…