Roberval near Beauvais, France. His name was originally Gilles Personne or Gilles Personier, with Roberval the place of his birth. Like René Descartes, he was...

Roberval can refer to: Gilles de Roberval, French mathematician and scientist Jean-François de la Roque de Roberval, lieutenant-general of New France...

circle, the trochoid is prolate. The word "trochoid" was coined by Gilles de Roberval, referring to the special case of a cycloid. As a circle of radius...

Hallgrímur Pétursson, Icelandic minister and poet (b. 1614) 1675 – Gilles de Roberval, French mathematician and academic (b. 1602) 1789 – John Cook, American...

Canadian politician Gilles de Roberval (1602–1675), French mathematician Gilles de Robien (born 1941), French politician Gilles Roch (born 1952), Canadian...

geometric methods for producing limaçons. The curve was named by Gilles de Roberval when he used it as an example for finding tangent lines. The equation...

later recording that Gilles de Roberval had attempted to disprove it); so when the Opera geometrica was published, the year after De solido hyperbolico...

Puritan minister (d. 1663) July 26 – Ana de los Angeles Monteagudo, Peruvian nun (d. 1686) August 10 – Gilles de Roberval, French mathematician (d. 1675) August...

powerful. With its help, Galileo Galilei and Gilles de Roberval found the area of a cycloid arch, Grégoire de Saint-Vincent investigated the area under a...

powerful. With its help Galileo Galilei and Gilles de Roberval found the area of a cycloid arch, Grégoire de Saint-Vincent investigated the area under a...

unquantifiable atoms" – is sufficient to explain the phenomenon. Gilles de Roberval (1602–1675) is also associated with this analysis. Bernard Bolzano...

diagram). Before Viviani this curve was studied by Simon de La Loubère and Gilles de Roberval. The orthographic projection of Viviani's curve onto a plane...

However his work on the cycloid involved him in a controversy with Gilles de Roberval, who accused him of plagiarizing his earlier solution of the problem...

doubloons. Pascal, Gilles de Roberval and Pierre de Carcavi were the judges, and neither of the two submissions (by John Wallis and Antoine de Lalouvère) were...

René Descartes, Étienne Pascal, Pierre Petit, Gilles de Roberval, Thomas Hobbes, and Nicolas-Claude Fabri de Peiresc. He corresponded with Giovanni Doni...

all rational powers by the mathematicians Pierre de Fermat, Evangelista Torricelli, Gilles de Roberval, John Wallis, and Blaise Pascal, each working independently...

Jean-François de La Rocque de Roberval, also named "l'élu de Poix" or the Sieur de Roberval, (c. 1495 – 1560) was a French officer who was appointed viceroy...

falling bodies. March 18 – Jacques de Billy, French Jesuit mathematician (died 1679) August 8 – Gilles de Roberval, French mathematician (died 1675) November...

Puritan minister (d. 1663) July 26 – Ana de los Angeles Monteagudo, Peruvian nun (d. 1686) August 10 – Gilles de Roberval, French mathematician (d. 1675) August...

reputation in philosophic circles and in 1645 was chosen with Descartes, Gilles de Roberval and others to referee the controversy between John Pell and Longomontanus...

Mercurius Botanicus, including a list of indigenous British plants. Gilles de Roberval shows that the area under a cycloid is three times the area of its...

Ritchie (1941–2011), U.S. – C (programming language) Gilles de Roberval (1602–1675), France – Roberval balance John Roebuck (1718–1794) UK – lead chamber...

Gregory, Scottish mathematician and astronomer (born 1638) October 27 – Gilles de Roberval, French mathematician (born 1602) November 11 – Thomas Willis, English...

Cavendish, René Descartes, Thomas Hobbes, Mersenne, Claude Mydorge, and Gilles de Roberval. It finally appeared as Controversy with Longomontanus concerning...

Pierre de Fermat develops a rudimentary differential calculus. 1634 – Gilles de Roberval shows that the area under a cycloid is three times the area of its...

resounding controversy with Blaise Pascal who accused him of plagiarizing Gilles de Roberval's solution of the ″roulette″ problem. Pascal advertised in 1658 a prize...

Marin Mersenne and Claude Mydorge; he later met René Descartes, Gilles de Roberval and Pierre Gassendi. As a royalist, Cavendish's estates were sequestered...

Marguerite de La Rocque de Roberval (fl 1515–1542) was a French noblewoman who spent some years marooned on the Île des Démons while on her way to New...

1847 Béranger proposed to improve the device of its predecessor, Gilles de Roberval, with auxiliary levers instead of uprights under the double main rocker...

Logarithmica, 1629 - Pierre de Fermat discovers his method of maxima and minima, precursor of the derivative concept, 1634 - Gilles de Roberval shows that the area...