Published for SISSA by Springer Received: August 11, 2021 Revised: April 13, 2022 Accepted: June 17, 2022 Published: July 18, 2022 3d N = 2 brane webs and quiver matrices Shi Cheng Faculty of Physics, University of Warsaw, ul. Pasteura 5, 02-093 Warsaw, Poland E-mail: scheng@fuw....