• Thumbnail for Johann Euler
    Johann Albrecht Euler (27 November 1734 – 17 September 1800) was a Swiss-Russian astronomer and mathematician. Also known as Johann Albert Euler or John-Albert...
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  • Thumbnail for Leonhard Euler
    given by Johann Bernoulli, the younger brother of the deceased Jacob Bernoulli (who had taught Euler's father). Johann Bernoulli and Euler soon got to...
    101 KB (10,212 words) - 13:33, 12 May 2024
  • Thumbnail for Anders Johan Lexell
    me". Daniel Bernoulli also praised his work, writing in a letter to Johann Euler "I like Lexell's works, they are profound and interesting, and the value...
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  • Thumbnail for Johann Bernoulli
    contributions to infinitesimal calculus and educating Leonhard Euler in the pupil's youth. Johann was born in Basel, the son of Nicolaus Bernoulli, an apothecary...
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  • Thumbnail for Euler's formula
    Euler's formula, named after Leonhard Euler, is a mathematical formula in complex analysis that establishes the fundamental relationship between the trigonometric...
    25 KB (3,832 words) - 03:23, 18 May 2024
  • Thumbnail for Euler's identity
    Euler's identity (also known as Euler's equation) is the equality e i π + 1 = 0 {\displaystyle e^{i\pi }+1=0} where e {\displaystyle e} is Euler's number...
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  • Thumbnail for Euler's constant
    natural logarithm, commonly notated as ln(x) or loge(x). Euler's constant (sometimes called the Euler–Mascheroni constant) is a mathematical constant, usually...
    44 KB (6,622 words) - 18:12, 10 May 2024
  • Thumbnail for Venn diagram
    he suggests that the diagrammatic idea predates Euler, and is attributable to Christian Weise or Johann Christian Lange (in Lange's book Nucleus Logicae...
    30 KB (3,135 words) - 17:09, 13 May 2024
  • Thumbnail for Euler diagram
    abstractions of logic" was not Euler (1707–1783) but rather Weise (1642–1708); however, the latter book was actually written by Johann Christian Lange, rather...
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  • Thumbnail for Wenceslaus Johann Gustav Karsten
    situation was not as wished, and in 1763 Karsten wrote to Johann Euler, a son of Leonhard Euler, that he would like to become a lecturer in Saint Petersburg...
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  • ornithologist Hans Heinrich Euler (1901–1941), German physicist Johann Euler (1734–1800), Swiss-Russian astronomer and mathematician Ulf von Euler (1905–1983), Swedish...
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  • motion. They were formulated by Leonhard Euler about 50 years after Isaac Newton formulated his laws. Euler's first law states that the rate of change...
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  • In classical mechanics, Euler's rotation equations are a vectorial quasilinear first-order ordinary differential equation describing the rotation of a...
    9 KB (1,468 words) - 15:59, 26 April 2024
  • Grigory Orlov, Russian noble Nikolai Vasilyevich Repnin, Russian statesman Johann Euler, Swiss-Russian mathematician Gavriil Golovkin, Russian statesman Wills...
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  • Thumbnail for Johann Andreas Segner
    Johann Andreas von Segner (Hungarian: Segner János András, German: Johann Andreas von Segner, Slovak: Ján Andrej Segner, Latin: Iohannes Andreas de Segner;...
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  • Thumbnail for Johann Friedrich Hennert
    at the University of Utrecht. He was a significant student of Leonhard Euler. He was known for his inclination towards the British school of philosophy...
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  • Paper Bag Players Katharina Gsell (1707–1773), wife of Leonhard Euler, mother of Johann Euler, and daughter of Georg Gsell Lucien Laurent-Gsell (died 1944)...
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  • Thumbnail for Proof that e is irrational
    Bernoulli in 1683. More than half a century later, Euler, who had been a student of Jacob's younger brother Johann, proved that e is irrational; that is, that...
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  • Thumbnail for 1755
    true causes of electricity including their theory" to Switzerland's Johann Euler for his paper Disquisitio de causa physica electricitatis. September...
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  • Thumbnail for Daniel Bernoulli
    and botany in 1721. He was a contemporary and close friend of Leonhard Euler. He went to St. Petersburg in 1724 as professor of mathematics, but was...
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  • electricity including their theory"; the prize will be won in 1755 by Johann Euler. February 17 – The concept of electrical telegraphy is first published...
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  • Thumbnail for Johann Heinrich Lambert
    Johann Heinrich Lambert (German: [ˈlambɛɐ̯t], Jean-Henri Lambert in French; 26 or 28 August 1728 – 25 September 1777) was a polymath from the Republic...
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  • The Euler pump and turbine equations are the most fundamental equations in the field of turbomachinery. These equations govern the power, efficiencies...
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  • the Newton–Euler equations describe the combined translational and rotational dynamics of a rigid body. Traditionally the Newton–Euler equations is...
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  • Thumbnail for Elements of Algebra
    алгебраического вычисления. – СПб. : Имп. АН, 1768. – 8, 376 c. Euler, Leonhard; Joseph-Louis, Lagrange; Johann, Bernoulli (1771). "Vollständige Anleitung zur Algebra"...
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  • Thumbnail for 1750s
    true causes of electricity including their theory" to Switzerland's Johann Euler for his paper Disquisitio de causa physica electricitatis. September...
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  • Thumbnail for List of people from Saint Petersburg
    (1728–1803), diplomat, art agent, author, volcanologist and mineralogist Johann Euler (1734–1800), Swiss-Russian astronomer and mathematician John Julius Angerstein...
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  • Thumbnail for Christian Goldbach
    mathematicians like Leonhard Euler, Daniel Bernoulli, Johann Bernoulli, and Jean le Rond d'Alembert. Goldbach also played a part in Euler's decision to academically...
    12 KB (1,195 words) - 06:45, 6 May 2024
  • Erdős–Borwein constant Euler–Mascheroni constant ( γ {\displaystyle \gamma } ) – Leonhard Euler and Lorenzo Mascheroni Euler's number ( e {\displaystyle...
    5 KB (512 words) - 19:31, 14 October 2023
  • Thumbnail for Topology
    17th century envisioned the geometria situs and analysis situs. Leonhard Euler's Seven Bridges of Königsberg problem and polyhedron formula are arguably...
    35 KB (4,068 words) - 18:20, 7 May 2024