The Non-Critical N=2 String is an sl(2|1) Theory

TL;DR

This paper demonstrates that non-critical N=2 strings possess an affine sl(2|1) symmetry on the worldsheet, revealing a new algebraic structure in their formulation.

Contribution

It establishes the affine sl(2|1) symmetry as a fundamental feature of non-critical N=2 strings in the conformal gauge, a novel insight in string theory.

Findings

Identification of affine sl(2|1) symmetry in non-critical N=2 strings

Implication of algebraic structures in string worldsheet theories

Potential for new approaches to string quantization

Abstract

Any non-critical N=2 string is shown to have an affine sl(2|1) worldsheet symmetry in the conformal gauge.