The ${\mathbb{Z}}_2$-orbifold of the ${\mathcal{W}}_3$-algebra

Masoumah Al-Ali, Andrew R. Linshaw

The Zamolodchikov ${\mathcal{W}}_3$-algebra ${\mathcal{W}}_3^c$ with central charge $c$ has full automorphism group ${\mathbb{Z}}_2$. It was conjectured in the physics literature over 20…