Search results
- $#A+1 = 34 n = 2 $#C+1 = 34 : ~/encyclopedia/old_files/data/T092/T.0902690 Thom spectrum3 KB (438 words) - 08:25, 6 June 2020
- $#A+1 = 20 n = 0 $#C+1 = 20 : ~/encyclopedia/old_files/data/S086/S.0806600 Spectrum of an element3 KB (528 words) - 08:22, 6 June 2020
- Out of 22 formulas, 22 were replaced by TEX code.--> ...t of all isolated eigenvalues with finite multiplicity. H. Weyl proved (in a special case) the following result [[#References|[a4]]], which is now commo4 KB (564 words) - 17:00, 1 July 2020
- $#A+1 = 28 n = 0 $#C+1 = 28 : ~/encyclopedia/old_files/data/L057/L.0507920 Lebesgue spectrum3 KB (415 words) - 15:28, 28 February 2022
- $#A+1 = 62 n = 0 $#C+1 = 62 : ~/encyclopedia/old_files/data/S086/S.0806610 Spectrum of an operator5 KB (744 words) - 08:22, 6 June 2020
- ...ariants and spectral properties of the corresponding group (or semi-group) of unitary (isometric) shift operators: ...perator $A$ that is the infinitesimal generator of the one-parameter group of unitary operators $\{U_t\}$ (here $U_t=e^{itA}$, by Stone's theorem).5 KB (710 words) - 12:58, 16 July 2014
- Out of 27 formulas, 27 were replaced by TEX code.--> Let $X$ be a CW-spectrum (see [[Spectrum of spaces|Spectrum of spaces]]) and consider3 KB (432 words) - 16:46, 1 July 2020
- ...Open-closed set|open-and-closed subset]]s of its [[Spectrum of an operator|spectrum]] $\sigma(T)$ by the formula ...n algebras of sets is one of the basic problems in the [[spectral theory]] of linear operators.1 KB (174 words) - 18:24, 22 April 2016
- $#A+1 = 100 n = 0 $#C+1 = 100 : ~/encyclopedia/old_files/data/S110/S.1100230 Spectrum generating algebra,12 KB (1,660 words) - 08:22, 6 June 2020
- $#A+1 = 16 n = 3 $#C+1 = 16 : ~/encyclopedia/old_files/data/B110/B.1100930 Brown\ANDPeterson spectrum4 KB (633 words) - 08:47, 26 March 2023
- $#A+1 = 37 n = 1 $#C+1 = 37 : ~/encyclopedia/old_files/data/Q076/Q.0706460 Quasi\AAhdiscrete spectrum7 KB (978 words) - 05:56, 19 March 2022
- Out of 62 formulas, 62 were replaced by TEX code.--> ...ces $\text{ker } T$ and $\operatorname{coker}T$ have finite dimension. For a semi-Fredholm operator $T$ one defines the index5 KB (812 words) - 17:00, 1 July 2020
- ''of an element of a Banach algebra'' ...ment]]). The spectral radius of an element $a$ is connected with the norms of its powers by the formula2 KB (345 words) - 14:46, 21 August 2014
- ...periodic $A(t)$ and $f(t)$ have also been solved in terms of the spectrum of the monodromy operator. ...ative theory of differential equations in Banach spaces|Qualitative theory of differential equations in Banach spaces]].1 KB (219 words) - 17:03, 12 August 2014
- $#A+1 = 81 n = 2 $#C+1 = 81 : ~/encyclopedia/old_files/data/S086/S.0806620 Spectrum of spaces9 KB (1,281 words) - 14:40, 21 March 2022
- $#A+1 = 28 n = 0 The graded algebra $ A _ {p} $4 KB (522 words) - 08:23, 6 June 2020
- ''spectral analysis of a time series'' ...f. [[Spectral decomposition of a random function|Spectral decomposition of a random function]]).2 KB (261 words) - 17:19, 7 February 2011
- A mapping $U$ of a metric space $(X,\rho_X)$ into a metric space $(Y,\rho_Y)$ such that ...and $Y$ are real normed linear spaces, $U(X)=Y$ and $U(0)=0$, then $U$ is a linear operator.2 KB (433 words) - 12:44, 18 August 2014
- ...s $ (F_{\alpha} \mid \alpha \in \mathfrak{A}) $ ($ \mathfrak{A} $ is a set of indices), i.e. elements $ F_{\alpha} \in \Phi' $ such that for any $ \phi \ ...A \phi) = \lambda_{\alpha} {F_{\alpha}}(\phi), \qquad \alpha \in \mathfrak{A},3 KB (517 words) - 00:44, 16 September 2015
- $#A+1 = 34 n = 0 with a periodic function $ p ( z) $;5 KB (759 words) - 22:10, 5 June 2020