2 problems

Let $E$ and $F$ be directed graphs, let $L_{\mathbb{C}}(E)$ and $L_{\mathbb{C}}(F)$ be their Leavitt path algebras, and let $C^*(E)$ and $C^*(F)$ be the associated graph $C^*$-alge…

Let $M_1$ and $M_2$ be isomorphic standard-3 abelian T-motives of the same type $(\varphi,k,\succ)$, with $\mathbb C_\infty[\tau]$-bases $e_{1*}$ and $e_{2*}$, and write an isomorp…