hypersurface in the domain. A Cauchy problem can be an initial value problem or a boundary value problem (for this case see also Cauchy boundary condition). It...
4 KB (641 words) - 20:46, 9 October 2024
differential equations associated with Cauchy initial value problems. A special case was proven by Augustin Cauchy (1842), and the full result by Sofya...
7 KB (986 words) - 20:27, 10 November 2023
In mathematics, a Cauchy (French: [koʃi]) boundary condition augments an ordinary differential equation or a partial differential equation with conditions...
4 KB (627 words) - 11:10, 21 August 2024
momentum equation Cauchy–Peano theorem Cauchy principal value Cauchy problem Cauchy product Cauchy's radical test Cauchy–Rassias stability Cauchy–Riemann equations...
42 KB (5,401 words) - 03:03, 16 September 2024
In physics, a Cauchy horizon is a light-like boundary of the domain of validity of a Cauchy problem (a particular boundary value problem of the theory...
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u(t)} of the Cauchy problem ( u ( 0 ) = u 0 {\displaystyle u(0)=u_{0}} ) at the moment of time t > 0 {\displaystyle t>0} . If the Cauchy problem is well posed...
10 KB (1,944 words) - 19:25, 12 January 2023
The Cauchy–Schwarz inequality (also called Cauchy–Bunyakovsky–Schwarz inequality) is an upper bound on the inner product between two vectors in an inner...
37 KB (5,178 words) - 23:47, 12 September 2024
named for French mathematician Augustin-Louis Cauchy (1789-1857) due to their relevance for the Cauchy problem of general relativity. Although it is usually...
15 KB (2,153 words) - 15:55, 12 June 2024
C0-semigroup (section Abstract Cauchy problems)
differentiable with }}f'\in C_{ub}(\mathbb {R} )\}} . Consider the abstract Cauchy problem: u ′ ( t ) = A u ( t ) , u ( 0 ) = x , {\displaystyle u'(t)=Au(t)...
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conserved. The rigorous mathematical theory is based on solving the Cauchy problem for the evolution equation (here the partial differential Vlasov–Poisson...
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gives a value to the normal derivative and the variable itself then it is a Cauchy boundary condition. Summary of boundary conditions for the unknown function...
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The Cauchy distribution, named after Augustin-Louis Cauchy, is a continuous probability distribution. It is also known, especially among physicists, as...
46 KB (6,876 words) - 10:42, 11 October 2024
usually forms a finite-dimensional Lie algebra. The Cauchy problem (sometimes called the initial value problem) is the attempt at finding a solution to a differential...
42 KB (7,038 words) - 22:45, 23 August 2024
theorem Cauchy point Cauchy principal value Cauchy problem Abstract Cauchy problem Cauchy process Cauchy product Cauchy's radical test Cauchy–Rassias...
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the initial value problem. Thus, this is an example of such a problem with infinite number of solutions. Also called a Cauchy problem by some authors.[citation...
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Picard–Lindelöf theorem (redirect from Cauchy-Lipschitz theorem)
under which an initial value problem has a unique solution. It is also known as Picard's existence theorem, the Cauchy–Lipschitz theorem, or the existence...
19 KB (3,392 words) - 12:13, 15 October 2024
the field of complex analysis in mathematics, the Cauchy–Riemann equations, named after Augustin Cauchy and Bernhard Riemann, consist of a system of two...
34 KB (4,977 words) - 19:15, 29 September 2024
would be permitted. In a 1990 paper by Novikov and several others, "Cauchy problem in spacetimes with closed timelike curves", the authors state: The only...
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unknowns c1 and c2. Solving this system gives the solution for a so-called Cauchy problem, in which the values at 0 for the solution of the DEQ and its derivative...
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important problem in the theory of partial differential equations is to determine sufficient conditions on the vector fields Ai for the Cauchy problem { ∂ u...
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0} holds when all data are set to zero. The Cauchy–Kowalevski theorem for Cauchy initial value problems essentially states that if the terms in a partial...
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the boundary. Many other boundary conditions are possible, including the Cauchy boundary condition and the mixed boundary condition. The latter is a combination...
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well-posed initial value problem for the first n − 1 {\displaystyle n-1} derivatives.[citation needed] More precisely, the Cauchy problem can be locally solved...
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mathematics from Brandeis University. His dissertation, The analytic Cauchy problem with singular data, is about singularities in analytic partial differential...
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Residue theorem (redirect from Cauchy residue theorem)
In complex analysis, the residue theorem, sometimes called Cauchy's residue theorem, is a powerful tool to evaluate line integrals of analytic functions...
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below), rather than in the sense of measures. Another example is the Cauchy problem for the wave equation in R1+1: c − 2 ∂ 2 u ∂ t 2 − Δ u = 0 u = 0 , ∂...
94 KB (14,058 words) - 07:19, 19 October 2024
Fernando; Klinkhammer, Gunnar; Thorne, Kip S.; Yurtsever, Ulvi (1990). "Cauchy problem in spacetimes with closed timelike curves". Physical Review D. 42 (6):...
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possible to go from solutions of the Cauchy problem (or initial value problem) to solutions of the inhomogeneous problem. Consider, for instance, the example...
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equations, from interpolation theory to Cauchy integrals on Lipschitz curves, from ergodic theory to inverse problems in electrical prospection. Calderón's...
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Complete metric space (redirect from Cauchy complete)
mathematical analysis, a metric space M is called complete (or a Cauchy space) if every Cauchy sequence of points in M has a limit that is also in M. Intuitively...
16 KB (2,525 words) - 07:00, 19 April 2024