Reducible Calabi-Yau threefolds with countably many rational curves
Algebraic Geometry
2018-02-02 v1
Abstract
We give a class of examples of reducible (d-semistable) threefolds of CY type with two irreducible components for which (it is reasonably easy to prove that) no family of admissible genus zero stable maps sweeps out a surface, yet such stable maps occur in infinitely many degrees.
Cite
@article{arxiv.1802.00108,
title = {Reducible Calabi-Yau threefolds with countably many rational curves},
author = {Adrian Zahariuc},
journal= {arXiv preprint arXiv:1802.00108},
year = {2018}
}
Comments
8 pages. Comments welcome!