• Thumbnail for Leonhard Euler
    Leonhard Euler (/ˈɔɪlər/ OY-lər; German: [ˈleːɔnhaʁt ˈʔɔʏlɐ] , Swiss Standard German: [ˈleɔnhard ˈɔʏlər]; 15 April 1707 – 18 September 1783) was a Swiss...
    107 KB (10,922 words) - 15:36, 3 January 2025
  • Thumbnail for Jacob Bernoulli
    {1}{n^{2}}}} , but he did show that it converged to a finite limit less than 2. Euler was the first to find the limit of this series in 1737. Bernoulli also studied...
    19 KB (2,183 words) - 21:34, 9 December 2024
  • Thumbnail for Carl Gustav Jacob Jacobi
    continued, instead, with his private study of the more advanced works of Euler, Lagrange and Laplace. By 1823 he understood that he needed to make a decision...
    20 KB (2,058 words) - 20:09, 3 January 2025
  • Thumbnail for Jakob Hermann
    "Leonhard Euler: The First St. Petersburg Years (1727–1741)" (PDF). Historia Mathematica. 23: 128. O'Connor, John J.; Robertson, Edmund F., "Jakob Hermann"...
    4 KB (444 words) - 15:53, 26 March 2024
  • Thumbnail for Christian Goldbach
    and the Goldbach–Euler Theorem. He had a close friendship with famous mathematician Leonhard Euler, serving as inspiration for Euler's mathematical pursuits...
    12 KB (1,200 words) - 15:00, 19 September 2024
  • Thumbnail for West Germanic languages
    Behaghel (1922), Jakob Sverdrup (1927), Hermann Hirt (1932), E. Polomé (1964), W. Meid (1971), E. Hill (2004), K.-H. Mottausch and W. Euler (1992ff.) explain...
    57 KB (4,741 words) - 06:18, 4 January 2025
  • Erdős–Borwein constant Euler–Mascheroni constant ( γ {\displaystyle \gamma } ) – Leonhard Euler and Lorenzo Mascheroni Euler's number ( e {\displaystyle...
    5 KB (500 words) - 23:13, 7 October 2024
  • Thumbnail for Jakob Emanuel Handmann
    Jakob Emanuel Handmann (16 August 1718 – 3 November 1781) was a Swiss painter who specialised in portrait painting. He was a contemporary of the Swiss...
    4 KB (424 words) - 06:31, 4 December 2024
  • Thumbnail for Anders Johan Lexell
    papers in 16 years of his work there. A statement attributed to Leonhard Euler expresses high approval of Lexell's works: "Besides Lexell, such a paper...
    25 KB (3,001 words) - 19:41, 18 July 2024
  • Thumbnail for Jakob II Bernoulli
    Jakob II Bernoulli (17 October 1759, Basel – 3 July 1789, Saint Petersburg), younger brother of Johann III Bernoulli, was a Swiss physicist. Having finished...
    3 KB (324 words) - 18:44, 2 September 2024
  • formula for the sum of m-th powers of the first n positive integers, in the Euler–Maclaurin formula, and in expressions for certain values of the Riemann...
    93 KB (13,022 words) - 00:11, 17 December 2024
  • Thumbnail for Elastica theory
    materials developed by Leonhard Euler that allows for very large scale elastic deflections of structures. Euler (1744) and Jakob Bernoulli developed the theory...
    2 KB (237 words) - 04:22, 14 May 2023
  • Thumbnail for Herren-Sulzbach
    Philipp Jakob Spener (1635-1705), such as Johann Karl Spener, Friedrich Wilhelm Spener, Friedrich Philipp Spener and August Ludwig Jakob Euler. Even the...
    26 KB (3,317 words) - 10:40, 1 June 2023
  • Jakob Philipp Wolfers (31 May 1803, Minden – 22 April 1878, Berlin) was a German astronomer and mathematician. Jakob Philipp Wolfers was born on 31 May...
    5 KB (399 words) - 21:48, 18 November 2024
  • Thumbnail for Jakob Kaiser
    Jakob Kaiser (8 February 1888 – 7 May 1961) was a German politician and resistance leader during World War II. He served in the Reichstag before the war...
    10 KB (834 words) - 06:56, 25 December 2024
  • Johann Jakob Burckhardt (13 July 1903 – 5 November 2006) was a Swiss mathematician and crystallographer. He was an invited speaker at the International...
    15 KB (1,791 words) - 07:10, 3 January 2025
  • states that every subgroup of a free group is itself free. It is named after Jakob Nielsen and Otto Schreier. A free group may be defined from a group presentation...
    13 KB (1,691 words) - 07:46, 15 October 2024
  • 1640 and 1657. Euler sent a letter to Goldbach on 4 August 1753 in which claimed to have a proof of the case in which n = 3. Euler had a complete and...
    54 KB (5,155 words) - 03:32, 23 April 2024
  • Thumbnail for List of geometers
    Giovanni Gerolamo Saccheri (1667–1733) – non-Euclidean geometry Leonhard Euler (1707–1783) Tobias Mayer (1723–1762) Johann Heinrich Lambert (1728–1777)...
    14 KB (1,126 words) - 04:18, 9 October 2024
  • Thumbnail for History of logarithms
    "hyperbola-area" was transformed painlessly into "natural logarithm". Leonhard Euler treated a logarithm as an exponent of a certain number called the base of...
    47 KB (5,448 words) - 23:55, 26 November 2024
  • the three-body problem 1749 - Leonhard Euler derives equation for Coriolis acceleration 1759 - Leonhard Euler solves the partial differential equation...
    16 KB (1,951 words) - 22:19, 8 November 2024
  • Thumbnail for Johann Bernoulli
    for his contributions to infinitesimal calculus and educating Leonhard Euler in the pupil's youth. Johann was born in Basel, the son of Nicolaus Bernoulli...
    16 KB (1,474 words) - 18:46, 2 September 2024
  • Thumbnail for Brachistochrone curve
    Jakob Bernoulli created a harder version of the brachistochrone problem. In solving it, he developed new methods that were refined by Leonhard Euler into...
    37 KB (6,021 words) - 09:33, 2 November 2024
  • Thumbnail for Daniel Bernoulli
    the idea to explain Boyle's law. He worked with Euler on elasticity and the development of the Euler–Bernoulli beam equation. Bernoulli's principle is...
    18 KB (1,583 words) - 11:17, 14 October 2024
  • Thumbnail for Nicolaus I Bernoulli
    Alderman of Basel. In 1704 he graduated from the University of Basel under Jakob Bernoulli and obtained his PhD five years later (in 1709) with a work on...
    5 KB (573 words) - 21:41, 25 November 2024
  • Thumbnail for Isosceles triangle
    which it follows that the Euler line coincides with the axis of symmetry. The incenter of the triangle also lies on the Euler line, something that is not...
    37 KB (4,106 words) - 19:39, 13 December 2024
  • Thumbnail for Quadratic reciprocity
    quadratic reciprocity. The quadratic reciprocity theorem was conjectured by Euler and Legendre and first proved by Gauss, who referred to it as the "fundamental...
    111 KB (8,557 words) - 16:57, 29 November 2024
  • from Gottfried Wilhelm Leibniz to Jakob Hermann that described results similar to those derived by Leonhard Euler in 1744. Maupertuis and others demanded...
    13 KB (1,727 words) - 13:49, 10 October 2024
  • expansion Erdélyi Artúr: Erdelyi–Kober operator Leonhard Euler: Euler polynomial, Eulerian integral, Euler hypergeometric integral V. N. Faddeeva: Faddeeva function...
    6 KB (616 words) - 00:49, 14 November 2023
  • Thumbnail for Early modern Switzerland
    physician Johann Jakob Scheuchzer wrote about Swiss history, geology, geography and science. In Basel the Bernoulli family and Leonhard Euler worked on mathematics...
    31 KB (3,928 words) - 15:25, 1 January 2025