We show that the beta functions of the nonlinear sigma models which describe strings propagating in background fields can be used to construct the generating functional for on-shell S-matrix elements of the associated string theories.
|Original language||English (US)|
|Number of pages||13|
|Journal||Nuclear Physics, Section B|
|State||Published - Dec 1 1986|
All Science Journal Classification (ASJC) codes
- Nuclear and High Energy Physics