Giovanni Camillo Gloriosi

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Ad problema geometricum responsum , 1613

Giovanni Camillo Gloriosi , also Glorioso, (* 1572 ; † January 8, 1643 in Naples ) was an Italian mathematician and astronomer.

He was possibly born in Gauro in the area of Montecorvino Rovella (Giffoni) near Salerno and studied at the Jesuit College in Naples with degrees in philosophy and theology. Even then, his main interests lay in astronomy and mathematics, in which he studied the works of Christophorus Clavius . From 1604 Glorioso sought contact with Galileo Galilei by letter . From 1606 he went to the Republic of Venice , where he hoped to be able to hold lectures next to Galileo in Padua . In addition to Galileo, he had contacts with, among others, Marinus Ghetaldus , with whom he became friends from 1614, and corresponded with Antonio Santini . He gave private lessons and studied the new algebraic methods of François Viète .

Gloriosi successfully applied for the successor of Galileo to his chair in Padua from 1610 and received this with the intercession of Galileo in 1613 - even though Gloriosi spread rumors in 1610 that not Galileo, but Michel Coignet was the inventor of the proportional circle . He stayed at the chair until 1622 and then gave it up after unsuccessfully pressing for better pay. In 1624 he moved back to Naples as a private scholar. In 1628 he applied for a chair in Bologna, but withdrew that.

Gloriosi represented a heliocentric worldview and was familiar with the work of Johannes Kepler . Among his astronomical observations are those about the comet of 1618, presented in two writings 1619 and 1624. For him comets were celestial bodies on elliptical orbits. His most important works are his Exercitationes, which were also received abroad ( Marin Mersenne , Henry Oldenburg , Christiaan Huygens and others). He is also recognized in a letter from John Collins as one of the innovators of algebraic notation (see Johannes Geysius ).

Fonts

  • Exercitationum mathematicarum decas prima-tertia, in qua continentur varia et theoremata et problemata . Naples 1627, 1635, 1639.

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