B.7 Curved Lines

The symbols $\{$, $\}$, $($, and $)$ are covered in Section b.5: Brackets. The symbols $\mathcal{L}$, $\mathcal{N}$, $\mathfrak{R}$, and $\mathfrak{I}$ are covered in Section b.1: Font. See also Section b.8: The Greek Alphabet.

$,$ (comma)

$\cup$ and $\cap$

$\in$, $\notin$, and $\ni$

$\subset$, $\supset$, $\subseteq$, and $\supseteq$

$\propto$

$\approx$ or $\bumpeq$

$\sim$

$\int$

$\partial$

$\aleph$

$\infty$

$\$$