<?xml version='1.0' ?>
<math display="block" xmlns="http://www.w3.org/1998/Math/MathML">
  <mrow>
    <mtext mathvariant="normal">(Łukasiewicz, Gödel, and Gödel)</mtext>
    <mtext mathvariant="italic">…–“𝑑𝑜𝑢𝑏𝑙𝑒 𝑞𝑢𝑜𝑡𝑒𝑠”—‘𝑠𝑖𝑛𝑔𝑙𝑒 𝑞𝑢𝑜𝑡𝑒𝑠’</mtext>
  </mrow>
</math>
