Open Problem: Are all VC-classes CPAC learnable?

Sushant Agarwal, Nivasini Ananthakrishnan, Shai Ben-David, Tosca Lechner, Ruth Urner

Abstract: A few years ago, it was shown that there exist basic statistical learning problems whose learnability can not be determined within ZFC [Ben-David, Hrubes, Moran, Shpilka, Yehudayoff, 2017]. Such in...