integrals of these functions. The lemma is named after Pierre Fatou. Fatou's lemma can be used to prove the Fatou–Lebesgue theorem and Lebesgue's dominated...
28 KB (5,120 words) - 05:53, 25 April 2025
Monotone convergence theorem (redirect from Beppo Levi's lemma)
d\mu .} The proof can also be based on Fatou's lemma instead of a direct proof as above, because Fatou's lemma can be proved independent of the monotone...
24 KB (5,328 words) - 20:02, 19 June 2025
Farkas' lemma Fatou's lemma Gauss's lemma (any of several named after Carl Friedrich Gauss) Greendlinger's lemma Itô's lemma Jordan's lemma Lovász local...
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based fundamentally on an application of the triangle inequality and Fatou's lemma. Applied to probability theory, Scheffe's theorem, in the form stated...
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0834.01. Fatou conjecture Fatou's theorem Fatou set Fatou–Lebesgue theorem (same as Fatou's lemma) Classification of Fatou components Fatou–Bieberbach...
11 KB (1,236 words) - 22:48, 28 November 2024
[X_{i}].} Fatou's lemma: Let { X n ≥ 0 : n ≥ 0 } {\displaystyle \{X_{n}\geq 0:n\geq 0\}} be a sequence of non-negative random variables. Fatou's lemma states...
52 KB (7,622 words) - 16:58, 25 June 2025
The lemma can be viewed as an improvement, in certain settings, of Fatou's lemma to an equality. As such, it has been useful for the study of many variational...
4 KB (689 words) - 06:31, 18 February 2025
theorem is a special case of the Fatou–Lebesgue theorem. Below, however, is a direct proof that uses Fatou’s lemma as the essential tool. Since f is...
13 KB (2,206 words) - 02:02, 5 June 2025
Carathéodory's extension theorem Content (measure theory) Fubini's theorem Fatou's lemma Fuzzy measure theory Geometric measure theory Hausdorff measure Inner...
35 KB (5,636 words) - 12:55, 11 June 2025
theorem Cafiero convergence theorem Fatou's lemma Monotone convergence theorem for integrals (Beppo Levi's lemma) Interchange of derivative and integral:...
6 KB (670 words) - 17:46, 20 November 2024
d\mu .} The value of any of the integrals is allowed to be infinite. Fatou's lemma: If {fk}k ∈ N is a sequence of non-negative measurable functions, then...
41 KB (5,918 words) - 20:43, 16 May 2025
Wald's lemma Glivenko–Cantelli lemma Neyman–Pearson lemma Robbins lemma Factorization lemma Fatou's lemma Frostman's lemma (geometric measure theory) Malliavin's...
8 KB (525 words) - 21:03, 22 April 2025
if the Riemann integral is replaced by the Lebesgue integral, then Fatou's lemma or the dominated convergence theorem shows that g does satisfy the fundamental...
21 KB (3,366 words) - 08:38, 4 July 2025
Conditional expectation: law of total expectation, law of total variance Fatou's lemma and the monotone and dominated convergence theorems Markov's inequality...
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hence integrable. Using linearity of the Lebesgue integral and applying Fatou's lemma to the non-negative functions f n + g {\displaystyle f_{n}+g} we get...
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subsequence and, in turn, T f n → T f {\textstyle Tf_{n}\to Tf} a.e. Then, by Fatou’s lemma and recalling that (4) holds true for simple functions, ‖ T f ‖ q θ...
39 KB (6,116 words) - 16:44, 27 March 2025
as rearrangement inequalities or the Brezis-Lieb lemma which provides the missing term in Fatou's lemma for sequences of functions converging almost everywhere...
30 KB (3,206 words) - 10:10, 15 March 2025
{\displaystyle E(X_{n}\mid {\mathcal {H}})\to E(X\mid {\mathcal {H}})} . Fatou's lemma: If E ( inf n X n ∣ H ) > − ∞ {\displaystyle \textstyle E(\inf _{n}X_{n}\mid...
34 KB (6,254 words) - 00:01, 7 June 2025
everywhere, conull set Lp space Borel–Cantelli lemma Lebesgue's monotone convergence theorem Fatou's lemma Absolutely continuous Uniform absolute continuity...
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ISBN 978-3-540-53120-3. Olech, Czeslaw (1987). "Onn-dimensional extensions of Fatou's lemma". Zeitschrift für Angewandte Mathematik und Physik. 38 (2): 266–272...
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converges to f {\displaystyle f} locally in measure. The converse is false. Fatou's lemma and the monotone convergence theorem hold if almost everywhere convergence...
7 KB (1,203 words) - 05:41, 9 May 2025
calculus, the Arzelà-Ascoli theorem, the Stone-Weierstrass theorem, Fatou's lemma, and the monotone convergence and dominated convergence theorems. Various...
49 KB (7,670 words) - 19:52, 25 June 2025
Lebesgue's dominated convergence theorem, the Riesz–Fischer theorem, Fatou's lemma, and Fubini's theorem may also readily be proved using this construction...
11 KB (1,647 words) - 14:36, 23 July 2024
set-valued functions Càdlàg – Right continuous function with left limits Fatou's lemma – Lemma in measure theory The result was proved by René Baire in 1904 for...
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)}=1} Almost sure convergence implies convergence in probability (by Fatou's lemma), and hence implies convergence in distribution. It is the notion of...
41 KB (5,282 words) - 13:37, 7 July 2025
continuous selection theorems, Caratheodory-Type Selection Theorems, the Fatou's Lemma in infinite dimensional spaces, fixed points for discontinuous correspondences...
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differentiation of series of monotonic functions. It can be proven by using Fatou's lemma and the properties of null sets. Assume I ⊆ R {\displaystyle I\subseteq...
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also contributed to real analysis by developing generalizations of Fatou's lemma and Berge's maximum theorem. Feinberg has also worked on applications...
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continuous if and only if { f } {\displaystyle \{f\}} is equicontinuous. Fatou Fatou's lemma Fock Fock space Fourier 1. The Fourier transform of a function f...
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version of the Vitali covering lemma to prove the weak-type estimate. (See the article for the proof of the lemma.) Lemma—Let X be a separable metric space...
11 KB (1,890 words) - 18:21, 11 June 2025