<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/29/11" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Unpublished paper, 'Disertacion sobre la quadratura del circulo' [On squaring the circle] by Matheus de Almeida Margaride</dc:title>
  <dc:description>De Almeida Margaride shares a method for squaring the circle. 

Marked on front as 'Sent by post unaccompanied by any letter'. Includes two pages of geometric figures.

Subject: Mathematics / Geometry

Received 18 June 1847.</dc:description>
  <dc:date>April 1847</dc:date>
</rdf:Description>