Published: 2019 Received: February 14, 2014Released on J-STAGE: September 30, 2019Accepted: November 01, 2014
Advance online publication: June 07, 2019
Revised: -
This survey article gives an account of quasiconformal extensions of univalent functions with its motivational background from Teichmüller theory and classical and modern approaches based on Loewner theory.