• A singular solution ys(x) of an ordinary differential equation is a solution that is singular or one for which the initial value problem (also called...
    7 KB (1,336 words) - 11:52, 11 June 2022
  • (mathematics) Hyperbolic growth Movable singularity Pathological (mathematics) Regular singularity Singular solution "Singularities, Zeros, and Poles". mathfaculty...
    14 KB (2,048 words) - 19:52, 28 October 2024
  • Schwarzschild solution with 0 ≤ r < rs, which contains the singularity at r = 0, is completely separated from the outer patch by the singularity at r = rs...
    39 KB (5,197 words) - 08:04, 24 June 2025
  • Thumbnail for Ordinary differential equation
    conditions'. A singular solution is a solution that cannot be obtained by assigning definite values to the arbitrary constants in the general solution. In the...
    44 KB (5,187 words) - 16:53, 2 June 2025
  • Thumbnail for Singular matrix
    largest to smallest singular values) is infinite for a truly singular matrix. An infinite condition number means any numerical solution is unstable: arbitrarily...
    12 KB (1,579 words) - 01:41, 29 June 2025
  • one solution y ( x ) {\displaystyle y(x)} , the so-called singular solution, whose graph is the envelope of the graphs of the general solutions. The...
    3 KB (541 words) - 19:53, 9 March 2025
  • In mathematics, singularity theory studies spaces that are almost manifolds, but not quite. A string can serve as an example of a one-dimensional manifold...
    10 KB (1,225 words) - 00:01, 24 October 2024
  • Thumbnail for Singular value decomposition
    In linear algebra, the singular value decomposition (SVD) is a factorization of a real or complex matrix into a rotation, followed by a rescaling followed...
    91 KB (14,592 words) - 16:06, 16 June 2025
  • satisfied; in algebraic equations, the possible number of solutions is decreased. Singular perturbation theory is a rich and ongoing area of exploration...
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  • Thumbnail for Singular they
    Singular they, along with its inflected or derivative forms, them, their, theirs, and themselves (also themself and theirself), is a gender-neutral third-person...
    115 KB (11,636 words) - 04:23, 25 June 2025
  • Thumbnail for BKL singularity
    of the universe near the initial gravitational singularity, described by an anisotropic, chaotic solution of the Einstein field equation of gravitation...
    166 KB (20,986 words) - 02:58, 1 June 2025
  • Thumbnail for Gravitational singularity
    A gravitational singularity, spacetime singularity, or simply singularity, is a theoretical condition in which gravity is predicted to be so intense that...
    24 KB (2,891 words) - 21:14, 30 June 2025
  • Thumbnail for Emden–Chandrasekhar equation
    x^{4}{\frac {d^{2}\psi }{dx^{2}}}=e^{-\psi }} The equation has a singular solution given by e − ψ s = 2 x 2 , or − ψ s = 2 ln ⁡ x + ln ⁡ 2 {\displaystyle...
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  • a regular singular point, where the growth of solutions is bounded (in any small sector) by an algebraic function, and an irregular singular point, where...
    10 KB (1,674 words) - 19:56, 28 November 2024
  • geometry, a singular point on a curve is one where the curve is not given by a smooth embedding of a parameter. The precise definition of a singular point depends...
    10 KB (1,891 words) - 01:05, 13 December 2023
  • the given system in such a way that any singular solution of the original system becomes a general solution of the new system. Although Cartan showed...
    29 KB (3,412 words) - 17:23, 16 May 2025
  • Thumbnail for Transonic
    Hideo Yoshihara, along with some input from Busemann, later used a singular solution of Tricomi's equations to analytically solve the behavior of transonic...
    14 KB (1,665 words) - 12:02, 25 May 2025
  • Kerr metric (redirect from Kerr solution)
    be a black hole and will instead be a naked singularity. Although the Kerr solution appears to be singular at the roots of ⁠ Δ = 0 {\displaystyle \Delta...
    53 KB (6,963 words) - 21:02, 19 June 2025
  • Thumbnail for Albert Einstein
    Einstein proposed that the field equations would determine the path of a singular solution, like a black hole, to be a geodesic. Both physicists and philosophers...
    226 KB (22,888 words) - 06:50, 27 June 2025
  • named after the mathematician George Chrystal, who discussed the singular solution of this equation in 1896. The equation reads as ( d y d x ) 2 + A...
    2 KB (581 words) - 05:40, 24 April 2025
  • Riemann–Roch theorem Riemann surface Road curve Sato–Tate conjecture secant Singular solution Sinuosity Slope Space curve Spinode Square wheel Subtangent Tacnode...
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  • Thumbnail for Plateau's problem
    1 {\displaystyle k=n-1} , singularities occur only for n ≥ 8 {\displaystyle n\geq 8} . An example of such singular solution of the Plateau problem is...
    8 KB (938 words) - 02:33, 12 May 2024
  • From a physical point of view, a gravitational instanton is a non-singular solution of the vacuum Einstein equations with positive-definite, as opposed...
    16 KB (2,560 words) - 21:13, 13 October 2024
  • In physics and astronomy, the Reissner–Nordström metric is a static solution to the Einstein–Maxwell field equations, which corresponds to the gravitational...
    19 KB (3,497 words) - 03:21, 1 June 2025
  • Thumbnail for Ricci flow
    Brendle and Richard Schoen. Following the possibility that the singularities of solutions of the Ricci flow could identify the topological data predicted...
    57 KB (8,360 words) - 05:52, 30 June 2025
  • Thumbnail for Richard S. Hamilton
    continuing work to uncover the geometric and analytic properties of singularities of the Ricci flow equation and related systems of differential equations...
    37 KB (3,515 words) - 23:35, 22 June 2025
  • Recurrence plot Limit cycle Initial value problem Clairaut's equation Singular solution Poincaré–Bendixson theorem Riccati equations Functional differential...
    5 KB (413 words) - 21:49, 5 November 2024
  • that if α ∈ R n {\displaystyle \alpha \in \mathbb {R} ^{n}} is a non-singular solution of the system f 1 ( x 1 , … , x n , e x 1 , … , e x n ) = … = f n...
    4 KB (547 words) - 00:37, 14 August 2024
  • problem caused by singular solutions. The theorem computes certain constants that must satisfy an inequality in order that there be a solution. Let ( M , I...
    2 KB (339 words) - 03:07, 20 April 2025
  • 1007/s10958-005-0350-5. S2CID 122382003. Bryson, Arthur E. Jr.; Ho, Yu-Chi (1969). "Singular Solutions of Optimization and Control Problems". Applied Optimal Control. Waltham:...
    3 KB (549 words) - 09:31, 10 November 2023