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Confidence in mathematics is confounded by responses to reverse-coded items

open access: yesFrontiers in Psychology
IntroductionThis study investigates the confounding effects of reverse-coded items on the measurement of confidence in mathematics using data from the 2019 Trends in International Mathematics and Science Study (TIMSS).MethodsThe sample came from the ...
Faye Antoniou, Mohammed H. Alghamdi
doaj   +1 more source

Automatic Differentiation in ROOT [PDF]

open access: yesEPJ Web of Conferences, 2020
In mathematics and computer algebra, automatic differentiation (AD) is a set of techniques to evaluate the derivative of a function specified by a computer program.
Vassilev Vassil   +2 more
doaj   +1 more source

The logic of the reverse mathematics zoo [PDF]

open access: yesMathematical Structures in Computer Science, 2016
Building on previous work by Mummertet al.(2015, The modal logic of Reverse Mathematics.Archive for Mathematical54(3–4) 425–437), we study the logic underlying the web of implications and non-implications which constitute the so called reverse mathematics zoo.
D'AGOSTINO, GIOVANNA, MARCONE, ALBERTO
openaire   +3 more sources

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Some Reverse Inequalities for Scalar Birkhoff Weak Integrable Functions

open access: yesAxioms
The Minkowski and Hölder inequalities play an important role in many areas of pure and applied mathematics, such as Convex Analysis, Probabilities, Control Theory, Fixed Point theorems, and Mathematical Economics.
Anca Croitoru   +3 more
doaj   +1 more source

Computational Abstraction

open access: yesEntropy, 2021
Representation and abstraction are two of the fundamental concepts of computer science. Together they enable “high-level” programming: without abstraction programming would be tied to machine code; without a machine representation, it would be a pure ...
Raymond Turner
doaj   +1 more source

Reverse Mathematics: The Playground of Logic

open access: yesThe Bulletin of Symbolic Logic, 2010
AbstractThis paper is essentially the author's Gödel Lecture at the ASL Logic Colloquium '09 in Sofia extended and supplemented by material from some other papers. After a brief description of traditional reverse mathematics, a computational approach to is presented.
openaire   +2 more sources

Modelling stem cell differentiation related processes—A practical overview for biologists

open access: yesFEBS Letters, EarlyView.
Stem cell differentiation is complex and difficult to control experimentally. This review introduces suitable computational modelling approaches that can support stem cell research, from mechanistic ODE and abstract models to multiscale and deep learning methods.
Ricco Zeegelaar   +4 more
wiley   +1 more source

The International Crisis in Numeracy Education

open access: yesNumeracy
The OECD recently released results from the 2022 administration of the Programme for International Student Assessment test. As other studies suggest, pandemic mitigation policies resulted in deep learning loss including in basic mathematics which forms ...
Nathan Grawe
doaj   +1 more source

Refining the Taming of the Reverse Mathematics Zoo [PDF]

open access: yesNotre Dame J. Formal Log., 2016
Reverse Mathematics is a program in the foundations of mathematics. It provides an elegant classification in which the majority of theorems of ordinary mathematics fall into only five categories, based on the 'Big Five' logical systems.
Sam Sanders
semanticscholar   +1 more source

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