Results 31 to 40 of about 1,164,817 (286)

Indexing the approximate number system [PDF]

open access: yesActa Psychologica, 2014
Much recent research attention has focused on understanding individual differences in the approximate number system, a cognitive system believed to underlie human mathematical competence. To date researchers have used four main indices of ANS acuity, and have typically assumed that they measure similar properties. Here we report a study which questions
Matthew, Inglis, Camilla, Gilmore
openaire   +2 more sources

The Theoretical Framework on Approximation of Neutrosophic Numbers and Their Application [PDF]

open access: yesNeutrosophic Sets and Systems
Neutrosophic sets are effectual logic represented to understand ambiguous and inconsistent infor mation. They are frequently used to explain many types of partial or incomplete information.
Augus Kurian   +2 more
doaj   +1 more source

Estimates for approximation numbers of some classes of composition operators on the Hardy space [PDF]

open access: yes, 2012
We give estimates for the approximation numbers of composition operators on $H^2$, in terms of some modulus of continuity. For symbols whose image is contained in a polygon, we get that these approximation numbers are dominated by $\e^{- c \sqrt n ...
Li, Daniel   +2 more
core   +3 more sources

A theorem on diophantine approximations

open access: yesLietuvos Matematikos Rinkinys, 1998
A result is proved on approximation of irrational numbers by rational ones, satisfying some requirements on their multiplicative structure. The statement is comparable with that one on diophantine approximations with square-free integers.
Vilius Stakėnas
doaj   +3 more sources

Estimates of Eigenvalues and Approximation Numbers for a Class of Degenerate Third-Order Partial Differential Operators

open access: yesAxioms
In this paper, we study the spectral properties of a class of degenerate third-order partial differential operators with variable coefficients presented in a rectangle. Conditions are found to ensure the existence and compactness of the inverse operator.
Mussakan Muratbekov   +2 more
doaj   +1 more source

Tong's spectrum for Rosen continued fractions [PDF]

open access: yes, 2006
The Rosen fractions are an infinite set of continued fraction algorithms, each giving expansions of real numbers in terms of certain algebraic integers.
Kraaikamp, Cor   +2 more
core   +3 more sources

Diophantine Approximation by Prime Numbers, I [PDF]

open access: yesProceedings of the London Mathematical Society, 1974
Peer Reviewed ; http://deepblue.lib.umich.edu/bitstream/2027.42/135627/1/plms0177 ...
openaire   +5 more sources

Survival Outcomes and Complications Among Canadian Children With Retinoblastoma: A Population‐Based Report From CYP‐C

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Purpose Retinoblastoma (RB) is the most common pediatric ocular cancer, yet population‐based data on survival and risk factors remain limited. This study aimed to describe survival in a large national RB cohort and identify predictors of death and complications.
Samuel Sassine   +14 more
wiley   +1 more source

An Approximation of Fuzzy Numbers Based on Polynomial Form Fuzzy Numbers

open access: yesInternational Journal of Analysis and Applications, 2018
In this paper, we approximate an arbitrary fuzzy number by a polynomial fuzzy number through minimizing the distance between them. Throughout this work, we used a distance that is a meter on the set of all fuzzy numbers with continuous left and right ...
Sh. Yeganehmanesh, M. Amirfakhrian
doaj   +2 more sources

WKB approximation in deformed space with minimal length

open access: yes, 2005
The WKB approximation for deformed space with minimal length is considered. The Bohr-Sommerfeld quantization rule is obtained. A new interesting feature in presence of deformation is that the WKB approximation is valid for intermediate quantum numbers ...
Brau F   +11 more
core   +1 more source

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