The
quick brown fox \(\int_1^\infty \frac{dx}{x^2} = 1\) test test test
The quick brown fox
x^2 = 1 jumped over the lazy dog.
The quick brown fox
-\frac{1}{\mu_o}\nabla^2 A = J jumped over the lazy dog.
\[ \large -\frac{1}{\mu_o}\nabla^2 A = J \]
\textstyle \Large
\sqrt{x+2}\quad \underline 4\quad \overline{x+y}\quad
x^{\underline n}\quad x^{\overline{m+n}}
\quad \sqrt{x^2+\sqrt{\alpha}}
\textstyle \Huge
\root 3 \of 2 \quad
\root n \of {x^n+y^n}\quad
\root n+1 \of k
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