This book is an exposition of recent progress on the Donaldson–Thomas (DT) theory. The DT invariant was introduced by R. Thomas in 1998 as a virtual counting

This book is an exposition of recent progress on the Donaldson-Thomas (DT) theory. The DT invariant was introduced by R. Thomas in 1998 as a virtual counting of

This book consists of five chapters presenting problems of current research in mathematics, with its history and development, current state, and possible future

The algebraic geometry community has a tradition of running a summer research institute every ten years. During these influential meetings a large number of mat

This volume focuses on group theory and model theory with a particular emphasis on the interplay of the two areas. The survey papers provide an overview of the