Meng Chen
The $\phi_4$ of Gorenstein 3-folds of general type
Preprint series: Mathematica Gottingensis

MSC:

14E05 Rational maps, birational correspondences

14C20 Divisors, linear systems, invertible sheaves

14Q15 Higher-dimensional varieties

Abstract: This article studies the 4-canonical map of a Gorenstein
minimal 3-fold of general type.

Keywords: Pluricanonical map,birational, Q-divisor