op-dict-9-notref.html

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<!DOCTYPE html>

<html>

<head>

  <title>op-dict lspace and rspace</title>

</head>

<body>

  <math>

    <mrow>

      <!-- This spacing was specified in older MathML specification, see

          https://www.w3.org/TR/MathML3/appendixc.html -->

      <mi>x</mi><mo form="prefix" lspace="0.1111111111111111em" rspace="0.05555555555555555em">&#x2202;</mo><mi>y</mi>

    </mrow>

  </math>

</body>

</html>