• Thumbnail for Cauchy's integral theorem
    mathematics, the Cauchy integral theorem (also known as the Cauchy–Goursat theorem) in complex analysis, named after Augustin-Louis Cauchy (and Édouard Goursat)...
    10 KB (1,643 words) - 15:23, 27 May 2025
  • Thumbnail for Cauchy's integral formula
    In mathematics, Cauchy's integral formula, named after Augustin-Louis Cauchy, is a central statement in complex analysis. It expresses the fact that a...
    25 KB (4,364 words) - 04:10, 17 May 2025
  • Thumbnail for Residue theorem
    compute real integrals and infinite series as well. It generalizes the Cauchy integral theorem and Cauchy's integral formula. The residue theorem should not...
    13 KB (3,290 words) - 09:31, 29 January 2025
  • Several theorems are named after Augustin-Louis Cauchy. Cauchy theorem may mean: Cauchy's integral theorem in complex analysis, also Cauchy's integral formula...
    692 bytes (106 words) - 06:08, 19 November 2024
  • Thumbnail for Morera's theorem
    g. if the domain is simply connected; this is Cauchy's integral theorem, stating that the line integral of a holomorphic function along a closed curve...
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  • t=0} . Cauchy's mean value theorem can be used to prove L'Hôpital's rule. The mean value theorem is the special case of Cauchy's mean value theorem when...
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  • a first course in the subject: Cauchy's integral formula, Cauchy's integral theorem and estimates of complex integrals. Here is a brief sketch of this...
    66 KB (9,149 words) - 02:25, 19 June 2025
  • Thumbnail for Augustin-Louis Cauchy
    who published most of Cauchy's works. They had two daughters, Marie Françoise Alicia (1819) and Marie Mathilde (1823). Cauchy's father was a highly ranked...
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  • In vector calculus, Green's theorem relates a line integral around a simple closed curve C to a double integral over the plane region D (surface in R...
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  • Thumbnail for Argument principle
    In complex analysis, the argument principle (or Cauchy's argument principle) is a theorem relating the difference between the number of zeros and poles...
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  • \end{aligned}}} By Cauchy's theorem, the left-hand integral is zero when f ( z ) {\displaystyle f(z)} is analytic (satisfying the Cauchy–Riemann equations)...
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  • of Cauchy's integral theorem The integral is reduced to only an integration around a small circle about each pole. application of the Cauchy integral formula...
    45 KB (9,666 words) - 06:50, 1 May 2025
  • mathematics, the Cauchy–Kovalevskaya theorem (also written as the Cauchy–Kowalevski theorem) is the main local existence and uniqueness theorem for analytic...
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  • Thumbnail for Rouché's theorem
    residues when one applies Cauchy's residue theorem. Rouché's theorem can also be used to give a short proof of the fundamental theorem of algebra. Let p ( z...
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  • Thumbnail for Holomorphic function
    f(x+iy)=u(x,y)+i\,v(x,y)} ⁠ is holomorphic. Cauchy's integral theorem implies that the contour integral of every holomorphic function along a loop vanishes:...
    25 KB (3,490 words) - 21:26, 15 June 2025
  • Thumbnail for Residue (complex analysis)
    theorem relates a contour integral around some of a function's poles to the sum of their residues Cauchy's integral formula Cauchy's integral theorem...
    15 KB (3,101 words) - 12:03, 13 December 2024
  • Thumbnail for Complex analysis
    boundary (as shown in Cauchy's integral formula). Path integrals in the complex plane are often used to determine complicated real integrals, and here the theory...
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  • Thumbnail for Fourier transform
    by Cauchy's integral theorem. Therefore, the Fourier inversion formula can use integration along different lines, parallel to the real axis. Theorem: If...
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  • Uniformly Cauchy sequence Maclaurin–Cauchy test Cauchy's argument principle Cauchy inequality Cauchy's integral formula Cauchy's integral theorem Cauchy–Riemann...
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  • Thumbnail for Fresnel integral
    closing a contour in the complex plane and applying Cauchy's integral theorem. The Fresnel integrals admit the following Maclaurin series that converge...
    22 KB (2,714 words) - 22:51, 28 May 2025
  • boundary line, there is a way to prove the Cauchy's integral theorem without using the Jordan curve theorem. When a some complete Reinhardt domain to be...
    124 KB (17,717 words) - 09:54, 7 April 2025
  • in the volume enclosed. More precisely, the divergence theorem states that the surface integral of a vector field over a closed surface, which is called...
    45 KB (7,538 words) - 16:10, 30 May 2025
  • Thumbnail for Picard theorem
    In complex analysis, Picard's great theorem and Picard's little theorem are related theorems about the range of an analytic function. They are named after...
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  • Thumbnail for Liouville's theorem (complex analysis)
    In complex analysis, Liouville's theorem, named after Joseph Liouville (although the theorem was first proven by Cauchy in 1844), states that every bounded...
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  • complex analysis, Cauchy's estimate gives local bounds for the derivatives of a holomorphic function. These bounds are optimal. Cauchy's estimate is also...
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  • x_{n}^{0})} . Mathematics portal Cauchy boundary condition Cauchy horizon Hadamard, Jacques (1923). Lectures on Cauchy's Problem in Linear Partial Differential...
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  • for set union and intersection Cauchy's integral formula Cauchy integral theorem Computational geometry Fundamental theorem of algebra Lambda calculus Invariance...
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  • Thumbnail for Stokes' theorem
    theorem, is a theorem in vector calculus on R 3 {\displaystyle \mathbb {R} ^{3}} . Given a vector field, the theorem relates the integral of the curl of...
    30 KB (4,864 words) - 15:15, 13 June 2025
  • Thumbnail for Cauchy–Riemann equations
    (These two observations combine as real and imaginary parts in Cauchy's integral theorem.) In fluid dynamics, such a vector field is a potential flow....
    34 KB (5,011 words) - 14:50, 1 April 2025
  • of the theorem, the first fundamental theorem of calculus, states that for a continuous function f , an antiderivative or indefinite integral F can be...
    31 KB (4,883 words) - 12:15, 2 May 2025