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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/12/13/2" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Unpublished copy letter, regarding the quadrature of the circle from Charles Hudson to Thomas Young</dc:title>
  <dc:description>Hudson presents his own demonstration, using geometric figures and equations, of the theory of the quadrature of the circle, founded on the doctrine of proportionals. This is a nearly identical letter to AP/12/12, with a few additions.

Subject: Mathematics</dc:description>
  <dc:date>2 April 1825</dc:date>
</rdf:Description>