Deaths on October 27

Gilles de Roberval

Died on October 27, 1675

Gilles de Roberval, French mathematician and academic (b. 1602)

Gilles Personne de Roberval (August 10, 1602 – October 27, 1675), French mathematician, was born at Roberval near Beauvais, France. His name was originally Gilles Personne or Gilles Personier, with Roberval the place of his birth.

References

Gilles de Roberval

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Events on 1675

4 May

Royal Greenwich Observatory
King Charles II of England orders the construction of the Royal Greenwich Observatory.
11 Aug

Battle of Konzer Brücke
Franco-Dutch War: Forces of the Holy Roman Empire defeat the French in the Battle of Konzer Brücke.
2 Nov

King Philip's War
Plymouth Colony governor Josiah Winslow leads a colonial militia against the Narragansett during King Philip's War.
11 Nov

Integral calculus
Gottfried Leibniz demonstrates integral calculus for the first time to find the area under the graph of y = ƒ(x).

Deaths on October 27

Gilles de Roberval

Died on October 27, 1675

References

Choose Another Date

Events on 1675

Royal Greenwich Observatory

Battle of Konzer Brücke

King Philip's War

Integral calculus