Es.:$$$x_1$$$ genera $$x_1$$
Es.:$$$a_{m+2n}$$$ genera $$a_{m+2n}$$
Es. (specificando le dimensioni del carattere): $$$x_{\small1}=a_{\small{m+2n}}$$$ genera $$x_{\small1}=a_{\small{m+2n}}$$
Es.: $$$A_{\small{i,j,k}}^{\small{-n+2}}$$$ genera $$A_{\small{i,j,k}}^{\small{-n+2}}$$
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