String vertex operator
= String vertex operator
{wiki=Vertex_operator}
A string vertex operator inserts an asymptotic string state at a point of the worldsheet. Its conformal weights encode the physical-state and mass-shell conditions.
= String vertex operator
{wiki=Vertex_operator}
A string vertex operator inserts an asymptotic string state at a point of the worldsheet. Its conformal weights encode the physical-state and mass-shell conditions.