Linyuan Liu will give the Seminar’s third talk for Semester 1 tomorrow afternoon on Zoom. Please find the details below. Anyone who would like to attend the talk or join the mailing list is warmly invited to e-mail ciappara@maths.usyd.edu.au. Title: Truncations and t-structures Abstract: This week I will talk about t-structures and their hearts for triangulated categories, which is a way to recover abelian subcategories from triangulated categories. I will start by introducing truncations for derived categories, which is a prototype of t-structures. Time and date: 2 pm, Wednesday 31 March Seminar website: https://www.maths.usyd.edu.au/u/ciappara/SAS.html