Results 21 to 30 of about 133,578 (262)

More results on generalized singular number inequalities of τ-measurable operators

open access: yesJournal of Inequalities and Applications, 2016
In this article we give some generalized singular number inequalities for products and sums of τ-measurable operators. Some related arithmetic-geometric mean and Heinz mean inequalities for a generalized singular number of τ-measurable operators are ...
Yazhou Han, Jingjing Shao
doaj   +1 more source

Application of singular spectrum analysis (SSA) method on forecasting train passengers data in sumatera

open access: yesDesimal, 2023
A time series is a series of observations of a variable that is collected, recorded, or observed over a period of time in sequence. Singular Spectrum Analysis is a powerful method to analyze time series data by decomposing the original time series data ...
Debi Nur Fitriani   +3 more
doaj   +1 more source

The $a$-number of jacobians of certain maximal curves [PDF]

open access: yesTransactions on Combinatorics, 2021
In this paper, we compute a formula for the $a$-number of certain maximal curves given by the equation $y^{q}+y=x^{\frac{q+1}{2}}$ over the finite field $\mathbb{F}_{q^2}$.
vahid Nourozi   +2 more
doaj   +1 more source

Segre Numbers and Hypersurface Singularities

open access: yes, 1996
We define the Segre numbers of an ideal as a generalization of the multiplicity of an ideal of finite colength. We prove generalizations of various theorems involving the multiplicity of an ideal such as a principle of specialization of integral dependence, the Rees-Böger theorem, and the formula for the multiplicity of the product of two ideals. These
Gaffney, Terence, Gassler, Robert
openaire   +3 more sources

Development of a Method for Selection of Effective Singular Values in Bearing Fault Signal De-Noising

open access: yesApplied Sciences, 2016
Singular value decomposition (SVD) is a widely used and powerful tool for signal extraction under noise. Noise attenuation relies on the selection of the effective singular value because these values are significant features of the useful signal ...
Jie Gao   +3 more
doaj   +1 more source

2 + 2 = 3: Number contrasts in Blackfoot

open access: yesGlossa, 2017
Blackfoot nominals are singular, plural or general in number. The existence of languages with either a singular-plural opposition or a plural-general opposition is well-attested in the literature.
Elizabeth Ritter   +3 more
doaj   +2 more sources

On the Picard Number of Singular Fano Varieties [PDF]

open access: yesInternational Mathematics Research Notices, 2012
Let X be a Q-factorial Gorenstein Fano variety. Suppose that the singularities of X are canonical and that the locus where they are non-terminal has dimension zero. Let D be a prime divisor of X. We show that rho_X - rho_D < 9 (where rho is the Picard number). Moreover, if rho_X - rho_D > 3, there exists a finite morphism from X to S x Y, where S
openaire   +2 more sources

The linking number of singular maps

open access: yesCommentarii Mathematici Helvetici, 1986
The set of multiple points of a given multiplicity of an immersion of a closed manifold into a Euclidean space realizes the homology class dual to the appropriate power of the top dimensional normal Stiefel-Whitney class. This statement remains true for singular maps as well if one considers only double points.
openaire   +2 more sources

The category of Number in Basque: II. Prehistorical and typological aspects [PDF]

open access: yesFontes Linguae Vasconum, 2009
In this second and last part of the article about the grammatical number in Basque, it is discussed what the state of affairs in prehistorical periods may have been like, taking historical data as a starting point. In Point 3, the different sectors of
Mikel Martínez Areta
doaj  

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