2 problems

Let $[s_1,s_2,s_3]$ denote a bracket of weight $s_1+s_2+s_3$ and length three in the multiple-divisor-sum algebra $\operatorname{\mathcal{MD}}$. Length-three bracket relations. In…

Let $d'(k,l)$ denote the dimension values associated with the bigraded spaces $\operatorname{gr}^{\operatorname{W},\operatorname{L}}_{k,l}(\operatorname{q\mathcal{M}\mathcal{Z}})$,…