9 lines
217 B
XML
9 lines
217 B
XML
<?xml version="1.0" encoding="UTF-8"?>
|
|
<math xmlns="http://www.w3.org/1998/Math/MathML" display="block">
|
|
<semantics>
|
|
<mi>σ</mi>
|
|
<mi>∞</mi>
|
|
<mi>∞</mi>
|
|
<mi>σ</mi>
|
|
</semantics>
|
|
</math>
|