Lorenzo Mascheroni
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Lorenzo Mascheroni was an Italian geometer and mathematician best known for proving that all Euclidean constructions achievable with a compass and straightedge can also be done using only a compass. H
Engraved portrait of Lorenzo Mascheroni by Francesco Redenti (1837)
La geometria del compasso, 1797
Jean-Charles de Borda
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Jean-Charles, chevalier de Borda was a French mathematician, physicist, and Navy officer. He invented the Borda count system for elections, which served as basis to other voting systems. He is also kn
Lorenzo Mascheroni
…taught at various schools and made the acquaintance of Lagrange, Laplace, and Monge. On the occasion of the death of the mathematician and physicist Jean-Charles de Borda, he composed an elegy in Latin in his honour (1799). Mascheroni was unable to return to Italy due to the Austro-Russian invasion of Milan in 1799. He…
Reflecting circle, on display at Toulon naval museum
Cover page of a 1791 copy of "Rapport sur le choix d'une unité de mesure" by Borda and the Marquis de Condorcet
Page one of a 1791 copy of "Rapport sur le choix d'une unité de mesure" by Borda and the Marquis de Condorcet
Pages 2–3