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let's unbreak interactive graphics
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@@ -21,13 +21,13 @@ Unlike for the quadratic curve, we can't use <i>t=0.5</i> as our reference point
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So instead of walking you through the derivation for that value, let's simply take that <i>t</i> value and see what the error is for circular arcs with an angle ranging from 0 to 2π:
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<table><tbody><tr><td>
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<img src="images/arc-c-2pi.gif" height="187px"/>
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<img src="images/arc-c-2pi.gif" height="187"/>
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plotted for 0 ≤ φ ≤ 2π:
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</td><td>
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<img src="images/arc-c-pi.gif" height="187px"/>
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<img src="images/arc-c-pi.gif" height="187"/>
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plotted for 0 ≤ φ ≤ π:
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</td><td>
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<img src="images/arc-c-pi2.gif" height="187px"/>
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<img src="images/arc-c-pi2.gif" height="187"/>
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plotted for 0 ≤ φ ≤ ½π:
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</td></tr></tbody></table>
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