\begin{cases}
\operatorname{div}_{x}u\operatorname{div}^{x}u\operatorname{div}_{x}^{y}u\operatorname{div}_{x}^{y}u & \text{operatorname} \\
\operatorname*{\star-lim'sup}_{x \rightarrow 0}u\operatorname*{\star-lim'sup}^{w}u\operatorname*{\star-lim'sup}_{x \rightarrow 0}^{w}u\operatorname*{\star-lim'sup}_{x \rightarrow 0}^{w}u & \text{operatorname*} \\
\operatorname{\star-lim'sup}_{x \rightarrow 0}u\operatorname{\star-lim'sup}^{w}u\operatorname{\star-lim'sup}_{x \rightarrow 0}^{w}u\operatorname{\star-lim'sup}_{x \rightarrow 0}^{w}u & \text{operatorname*:nolimits} \\
\operatorname{curl}_{x}v\operatorname*{argmax}_{K}u & \text{DeclareMathOperator} \\
\end{cases}
