Virtual Classes for the Working Mathematician
Mathematikon, Germany, Luca Battistella, Francesca Carocci, JCMB, UK, Cristina Manolache, Sheffield, UK · Symmetry Integrability and Geometry Methods and Applications · 2020
This note is intended to be a friendly introduction to virtual classes.We review virtual classes and we give a number of properties and applications.We also include a new virtual push-forward theorem and many computations of virtual classes in simple examples.