Paolo Toscanelli
Paolo dal Pozzo Toscanelli or Paolo Toscanelli (Florence 1397 – Florence, May 15th 1482) called Paul the physicist , was a Astronome, a Cartographe and a Médecin Florentin of the 15th century.
Biography
With his/her friend Nicolas de Cues, Paolo Toscanelli follows the courses of the Mathématicien Prosdocimo del Beldomandi to the Université of Padoue.
Turned over to Florence, it exerts medicine there then becomes then preserving library of the scholar Niccolò Niccoli (to advise Cosme Old the of Médicis).
It helps Filippo Brunelleschi for calculations of the construction of the cupola of Santa Maria del Fiore.
It establishes, in 1468, the modern first Gnomon while making practice a circular opening on the dome of the cathedral of Florence, which, giving a large and clear image Sun on the meridian line traced by a marble band of the paving stone, is used to him to determine the solstitial points , the variations of the ecliptic , and to correct the Tables alphonsines.
If it established a chart of the road of the Indies by the Atlantic Ocean, that it transmitted to the king of Portugal, nothing proves that it had thus an influence on the decision of Christophe Colomb to try the voyage.
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