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# Test

You should see a grid with perfectly straight black lines. If not, please consider installing some MathML fonts.

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$\stackrel{\phantom{\rule{500px}{0ex}}}{⏜}$
$\stackrel{\phantom{\rule{500px}{0ex}}}{⏜}$
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$\stackrel{\phantom{\rule{500px}{0ex}}}{⏜}$
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$\stackrel{\phantom{\rule{500px}{0ex}}}{⏜}$
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$\stackrel{\phantom{\rule{500px}{0ex}}}{⏜}$
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$\stackrel{\phantom{\rule{500px}{0ex}}}{⏜}$
$\stackrel{\phantom{\rule{500px}{0ex}}}{⏜}$
$\stackrel{\phantom{\rule{500px}{0ex}}}{⏜}$