• Jean-Robert Argand (UK: /ˈɑːrɡænd/, US: /ˌɑːrˈɡɑːn(d)/, French: [ʒɑ̃ ʁɔbɛʁ aʁɡɑ̃]; July 18, 1768 – August 13, 1822) was a Genevan amateur mathematician...
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  • 1940), Swiss geologist Jean-Robert Argand (1768 – 1822), French amateur mathematician Argand diagram Argand plane Luc Argand (1948 - ), Swiss lawyer...
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    Complex plane (redirect from Argand plane)
    vertical y-axis as the imaginary axis. Such plots are named after Jean-Robert Argand (1768–1822), although they were first described by Norwegian–Danish...
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  • In mathematics, an nth-order Argand system (named after French mathematician Jean-Robert Argand) is a coordinate system constructed around the nth roots...
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    and norm in various mathematical and physical contexts. In 1806, Jean-Robert Argand introduced the term module, meaning unit of measure in French, specifically...
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    plane is sometimes called the Argand plane because it is used in Argand diagrams. These are named after Jean-Robert Argand (1768–1822), although they were...
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  • the problem as well..." O'Connor, John J.; Robertson, Edmund F., "Jean-Robert Argand", MacTutor History of Mathematics Archive, University of St Andrews...
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    Proceedings of the Copenhagen Academy but went largely unnoticed. In 1806 Jean-Robert Argand independently issued a pamphlet on complex numbers and provided a...
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    Argand diagram The complex plane is sometimes called the Argand plane because it is used in Argand diagrams. These are named after Jean-Robert Argand...
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    Aimé Argand (1750–1803), physicist and chemist, invented the Argand lamp Jean-Robert Argand (1768–1822), amateur mathematician, published the Argand diagram...
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  • Jean-Robert is a French masculine given name. Notable people with the name include: Jean-Robert Argand (1768–1822), French gifted amateur mathematician...
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  • Ashutosh Mukherjee (lawyer) Robert Ammann (programmer and postal worker) John Arbuthnot (surgeon and author) Jean-Robert Argand (shopkeeper) Leon Bankoff...
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    and imaginary numbers, as in the work of Adrien-Quentin Buée [fr], Jean-Robert Argand, and John Warren, it could not provide their interpretation; De Morgan...
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  • complex numbers was discovered independently by Caspar Wessel (1799), Jean-Robert Argand (1806), John Warren (1828), and Carl Friedrich Gauss (1831). 1805:...
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  • Kepler-Poinsot polyhedra. 1806 – Jean-Robert Argand publishes proof of the Fundamental theorem of algebra and the Argand diagram. 1807 – Joseph Fourier...
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  • extensively on differential calculus. He developed on the previous work of Jean-Robert Argand on complex numbers. François Français was a student in a seminary...
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  • nearly a century. The same results were independently rediscovered by Jean-Robert Argand in 1806 and Carl Friedrich Gauss in 1831. "It is now Norway's cause...
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  • least three centuries in ancient Babylon. Argand diagram by Caspar Wessel in 1797, predating Jean-Robert Argand by nine years. Arrhenius equation. The equation...
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  • 23 – René Just Haüy, French mineralogist (born 1743) August 13 – Jean-Robert Argand, Swiss-born mathematician (born 1768) August 25 – William Herschel...
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    generally been wood pyres or burning coal. The Argand lamp, invented in 1782 by the Swiss scientist Aimé Argand revolutionized lighthouse illumination with...
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    – Bryan Donkin, English engineer and inventor (died 1855) July 18 Jean-Robert Argand, French mathematician (died 1822) Giuseppangelo Fonzi, Italian dentist...
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  • Michaelis Archimedean spiral, Archimedes number – Archimedes Argand diagram – Jean Robert Argand Aristotle's lantern – Aristotle Armstrong limit or Armstrong's...
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  • hunter Abraham Bristow discovers the Auckland Islands. Jean-Robert Argand introduces the Argand diagram. Adrien-Marie Legendre gives the first published...
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  • solved by a general formula, 1806 Jean-Robert Argand publishes proof of the Fundamental theorem of algebra and the Argand diagram, 1824 Niels Henrik Abel...
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    Imaginary Quantities (1881), a translation of a French treatise by Jean-Robert Argand New Methods in Topographical Surveying (1883) Elements of Analytic...
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  • Appertization – Nicolas Appert Archimedes' screw – Archimedes Argand lamp – Aimé Argand Armstrong breech-loading gun – William Armstrong, 1st Baron Armstrong...
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  • contributions. Émile Argand Alfred Wegener Roberto Mantovani Arthur Holmes Felix Andries Vening Meinesz Samuel Warren Carey Robert R. Coats Edward Bullard...
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  • Joseph Merlin, Liège-born English inventor (born 1735) October 14 – Ami Argand, Genevan physicist and chemist (born 1750) "Ernst Florens Friedrich Chladni"...
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    Argand lamp, invented in 1782 by the Swiss scientist Aimé Argand, revolutionized lighthouse illumination with its steady, smokeless flame. The Argand...
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  • notation, see musical notation and also staff (music) Ami Argand (1750–1803), France – Argand lamp William George Armstrong (1810–1900), UK – hydraulic...
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