Isaac Barrow was an English Christian theologian and mathematician who is generally given credit for his early role in the development of infinitesimal calculus; in particular, for a proof of the fund
Portrait of Barrow by Mary Beale
Lectiones habitae in scholiis publicis academiae Cantabrigiensis AD 1664
Statue of Isaac Barrow in the chapel of Trinity College, Cambridge
Vincenzo Viviani was an Italian mathematician and scientist. He was a student of Torricelli and Galileo.
Isaac Barrow
…His mentor was James Duport who was a classicist, but Barrow really learned his mathematics by working under Gilles Personne de Roberval in Paris and Vincenzo Viviani in Florence. Isaac Barrow (October 1630 – 4 May 1677) was an English Christian theologian and mathematician who is generally given credit for his early…
The "Palazzo Viviani" or "Palazzo dei Cartelloni" with plaques and bust dedicated by Viviani to Galilei
Trattato delle resistenze di Vincenzo Viviani completato da Guido Grandi, 1718