This article discusses handling math fonts by means of standard LaTeX, as well as using the amsmath and bm packages....$\mathrm{max}_i$ \mathbf $\sum x = \mathbf{v}$ \mathsf $\mathsf{G}_1^2$...begin{eqnarray} 2 x &=& 12345 \\ 3 \ mathrm{x} &=& \ mathrm{12345}...