Induced Boundary Flow on the c = 1 Orbifold Moduli Space

Shmuel Elitzur, Boaz Karni, Eliezer Rabinovici

Boundary flow in the $c=1$ 2d CFT of a ${\mathbb{Z}}_2$ orbifold of a free boson on a circle is considered. Adding a bulk marginal operator to the $c=1$ orbifold branch induces a bou…