B.3 Circles

The following symbols, which kind of look like they contain circles, are covered in Section b.7: Curved Lines: $\infty$ $\propto$ $\partial$. The greek letters $\delta$ $\theta$ $\Theta$ $\rho$ $\sigma$ $\phi$ $\Phi$ are covered in Section b.8: The Greek Alphabet.

$0$

$\%$

$\clubsuit^\circ$

$\clubsuit\circ\clubsuit$

$\oint$

$\emptyset$

$\oplus \otimes \ominus \oslash \odot$