Confusion

$$\dot{\ddot{\acute{\grave{\arccos\arctan\arctan\exp_\arcsin\tanh\operatorname{argch}\hom\lVert \ddot y\ddot yf^{(dy/dx\aleph\aleph\Finv\mho\infty\pmod{\gcd(\operatorname{lcm}(\sqrt[\sqrt{\boxminus\oplus\dotplus-\circledcirc\bigotimes\star*\Supset\sqsubseteq\succeq\nvDash\curlywedge\leftharpoondown\clubsuit\rtimes\between\Pi\beth\aleph\tfrac{\begin{matrix} \begin{pmatrix} \textstyle \coprod_{\textstyle \coprod_{\begin{array}{lcr} z & = & a \\ f(x,y,z) & = & x + y + z \end{array}\begin{cases} 3x + 5y + z \\ 7x - 2y + 4z \\ -6x + 3y + 2z \end{cases}A \xleftarrow{n+\mu-1} B \xrightarrow[T]{n\pm i-1} C\begin{array}{|c|c|c|} a & b & S \\ \hline 0&0&1\\ 0&1&1\\ 1&0&1\\ 1&1&0\\ \end{array}\underbrace{ a+b+\cdots+z }_{26}{}_pF_q\left({a_1, \ldots, a_p \atop b_1, \ldots, b_q}; z\right)}^N \displaystyle}^N \displaystyle & y \\ z & v \end{pmatrix} & y \\ z & v \end{matrix}}{4} \qquad b}]{2}, n), n)})} \rVert}}}}$$