3 problems

Let $X$ be an isolated conical Calabi–Yau $3$-fold singularity with link $L$, and consider the four-dimensional $\mathcal{N}=1$ superconformal field theory obtained in the low-ener…

Let $\mathcal{L}^{(x)},\mathcal{L}^{(y)},\mathcal{L}^{(z)},\mathcal{L}^{(w)}$ be the elementary pseudo-differential operators associated with the four coordinate functions on…

Let $\mathcal{L}^{(\alpha)}$ be the elementary Miura operator for $\alpha=x,y,z,w$, with parameter $N_\alpha$, and let $x^{N_3}y^{N_2}z^{N_4}w^{N_1}$ denote the algebra obtained fr…