The mathematical properties of the catenary curve were first studied by Robert Hooke in the 1670s, and its equation was derived by Leibniz, Huygens and Johann Bernoulli in 1691.

Between 1691 and 1701, Bossuet corresponded with Leibniz with a view to reunion, but negotiations broke down precisely at this point.

* Correspondence avec Leibniz ( 1691 – 93 )

* 1761 – Johann Matthias Gesner, German scholar ( b. 1691 )

* August 3 – Johann Matthias Gesner, German classical scholar ( b. 1691 )

Johann Georg III ( 20 June 1647 – 12 September 1691 ) was Elector of Saxony from 1680 to 1691.

* Richard Strauss's standard repertory opera Ariadne auf Naxos was preceded by a L ' Arianna each by Claudio Monteverdi and Carlo Agostino Badia, by an opera Ariadne ( 1691 ) by German composer Johann Georg Conradi, and by non-operatic Ariadne auf Naxos works including a cantata based on the Heinrich Wilhelm von Gerstenberg poem and Jiri Antonin Benda's melodrama Ariadne auf Naxos ( Benda ), and by Joseph Haydn's cantata Arianna a Naxos.

Johann Matthias Gesner ( 9 April 1691 – 3 August 1761 ) was a German classical scholar and schoolmaster.

As the second son, Augustus had no expectation of inheriting the Electorate, since his older brother, Johann Georg IV, assumed the post after the death of their father on 12 September 1691.

* Johann Pachelbel's Musikalische Ergötzung bestehend in 6 verstimmten Partien ( Musical Entertainment consisting of six suites for mistuned violins, 1691 ), six suites for two violins and continuo.

Johann Conrad Beissel ( March 1, 1691 – July 6, 1768 ) was the German-born religious leader who in 1732 founded the Ephrata Community in Pennsylvania.

Johann Wilhelm, Elector Palatine, Anna Maria Luisa's spouse, successfully requisitioned the dignity Royal Highness for the Grand Duke and his family in 1691, despite the fact that they had no claim to any kingdom.

***** Johann Balthasar Bach ( 1673 – 1691 )

Johann Nikolauss Weislinger ( 1691 – 29 August 1755 ) was a polemical writer.

Lt. Johann Georg Jauch ( 1727 – 1799 ) kidnapped 1754 Anna Mutzenbecher, daughter of the Secretary of State of Hamburg Magnifizenz Johann Baptista Mutzenbecher ( 1691 – 1759 ), member of one of Hamburg's leading families and married her.

In 1691, during one of his visits to the German Quarter, young Peter I of Russia became enamoured of Anna Mons, the daughter of Dutch wine merchant Johann Mon.

In the journal Acta Eruditorum ( 1691 ), Jacob Bernoulli used a system with a point on a line, called the pole and polar axis respectively.

The Home Farm of the series is derived from the real Home Farm that still exists on the Esholt Estate, dating back to 1691.

In chemistry this began with Robert Boyle ( 1627 – 1691 ) who came up with an equation known as Boyle's Law about the characteristics of gaseous state.

In 1848, as a response to the policy of the revolutionary Hungarian government, the Serbs, in accordance with right given in 1691, proclaimed the creation of an autonomous region named the Serbian Vojvodina.

Important titles are here his Religio bibliopolae in imitation of Dr. Browns Religio medici ( 1691 ), his The Dublin scuffle being a challenge sent by John Dunton, citizen of London ( 1699 ) and his Life and Errors of John Dunton ( 1705 ).

Ahmed II was born at Topkapı Palace, Constantinople, the son of Sultan Ibrahim I ( 1640 – 48 ) by Valide Sultan Khadija Muazzez, and succeeded his brother Suleiman II ( 1687 – 91 ) in 1691.

The town was retaken by the Duke of Savoy in 1630 ; and in 1691 it was captured by the troops of the Marquis de Vins during the War of the League of Augsburg.

In August 1691 the Austrians under Louis of Baden regained the advantage by heavily defeating the Turks at the Battle of Slankamen on the Danube, securing Habsburg possession of Hungary and Transylvania.

The complete defeat of James in Ireland by William at the Battle of Aughrim ( 1691 ), ended matters for a time.

Image: Ch20_asago. jpg | Genji Monogatari, by Tosa Mitsuoki ( 1617 – 1691 ), Japanese

In 1691, he wrote the music for what is sometimes considered his dramatic masterpiece, King Arthur, with the libretto by Dryden and first published by the Musical Antiquarian Society in 1843.

Following many other discoveries and publications, in 1691, Malpighi was uprooted from his beloved home in Bologna and summoned to Rome by Pope Innocent XII as papal physician, which position he held until his death three years later.

His tomb in St. Peter's was designed by Count Arrigo di San Martino and sculpted ( 1691 – 1725 ) by Angelo de ' Rossi and Giuseppe Bertosi.

After returning home the Governor was able to raise his family to a position of wealth and political influence which he acquired in 1691 by purchasing the property of Boconnoc in Cornwall which gave him control of a seat in parliament.

Plymouth was absorbed by Massachusetts Bay Colony with the issuance of the Massachusetts Bay charter of 1691.

Captured by Nicolas Catinat in 1691, Nice was restored to Savoy in 1696 ; but it was again besieged by the French in 1705, and in the following year its citadel and ramparts were demolished.

The first explicit description of iridological principles such as homolaterality ( without using the word iridology ) are found in Chiromatica Medica, a famous work published in 1665 and reprinted in 1670 and 1691 by Philippus Meyeus ( Philip Meyen von Coburg ).

Sir Christopher Wren has since the eighteenth century been claimed by the Lodge of Antiquity No. 2, one of the four founding Masonic Lodges of the Grand Lodge of England in 1717, to have been its Master at the Goose and Gridiron at St. Paul's churchyard, while he was rebuilding the cathedral: he is said to have been " adopted " on 18 May 1691 ( that is, accepted as a sort of honorary member or patron, rather than an operative ).

The evidence whether Wren was a speculative freemason is the subject of the Prestonian Lecture of 2011, which concludes on the evidence of two obituaries and Aubrey's memoirs, with supporting materials, that he did indeed attend the closed meeting in 1691, probably of the Lodge of Antiquity, but that there is nothing to suggest that he was ever a Grand Officer as claimed by Anderson.

In 1691, at the collapse of rule by Sir Edmund Andros and the reorganization of Massachusetts as a royal colony, Dukes County was transferred back to the Province of Massachusetts Bay, and split into the county of Dukes County, Massachusetts and Nantucket County, Massachusetts.

Cornelis Tromp, 1629 – 1691 by Sir Peter Lely, painted c. 1675.

The name " saros " () was first given to the eclipse cycle by Edmond Halley in 1691, who took it from the Suda, a Byzantine lexicon of the 11th century.

It continued to be an expensive institution to run, particularly when the prison was full, such as during 1691 when numbers were inflated by the campaign against French Protestants and the annual cost of running the Bastille rose to 232, 818 livres.

* Durant Hotham ( 1617 – 1691 ), who wrote a Life of Jakob Boehme ( 1654 ).

Ahmed II Khan Ghazi ( Ottoman Turkish: احمد ثانى Aḥmed-i < u > s </ u > ānī ) < span dir =" ltr ">( February 25, 1643 – February 6, 1695 )</ span > was the Sultan of the Ottoman Empire from 1691 to 1695.

* 1691 – Elisabeth Christine of Brunswick-Wolfenbüttel ( d. 1750 )

Kirk who provided the first translation into Gaidhlig of the Book of Psalms, however, he is better remembered for the publication of his book " The Secret Commonwealth of Elves, Fauns, and Fairies " in 1691.

Aelbert Jacobsz Cuyp ( October 20, 1620 – November 15, 1691 ) was one of the leading Dutch landscape painters of the Dutch Golden Age in the 17th century.

Aelbert Cuyp was born in Dordrecht on October 20, 1620, and also died there on November 15, 1691.

On 16 May 1691, Kidd married Sarah Bradley Cox Oort, an English woman in her early twenties, who had already been twice widowed and was one of the wealthiest women in New York, largely due to her inheritance from her first husband.

* 1691 – Robert Boyle, English scientist ( b. 1627 )

Chef François Massialot wrote Le Cuisinier roïal et bourgeois in 1691, during the reign of Louis XIV.

* 1639 – Daniel Georg Morhof, German writer and scholar ( d. 1691 )

* 1691 – Edward Cave, English editor and publisher ( d. 1754 )

From 1691 to 1793, Dissenters and Roman Catholics were excluded from membership.

George Fox ( July 1624 – 13 January 1691 ) was an English Dissenter and a founder of the Religious Society of Friends, commonly known as the Quakers or Friends.

Two days after preaching, as usual, at the Gracechurch Street Meeting House in London, George Fox died between 9 and 10 p. m. on 13 January 1691.