Results 71 to 80 of about 7,135 (308)

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

Theories for Studying Social, Political and Cultural Dimensions of Mathematics Education

open access: yes, 2012
In mathematics education research and practice today we notice a change in the multiplicity of approaches that allow us to widen our perspectives on diverse social, political and cultural dimensions of mathematics education.
Wagner, David,   +5 more
core   +1 more source

Towards Defect Phase Diagrams: From Research Data Management to Automated Workflows

open access: yesAdvanced Engineering Materials, EarlyView.
A research data management infrastructure is presented for the systematic integration of heterogeneous experimental and simulation data required for defect phase diagrams. The approach combines openBIS with a companion application for large‐object storage, automated metadata extraction, provenance tracking and federated data access, thereby supporting ...
Khalil Rejiba   +5 more
wiley   +1 more source

Higher Multiplicity in the One-Dimensional Allen-Cahn Action Functional [PDF]

open access: yes, 2006
We prove the ¡-convergence of the Allen-Cahn action functional in the sharp-interface limit. In previous work, good lower bounds were developed under the assumption of single-multiplicity, but the bounds deteriorated in the case of higher-multiplicity ...
Tonegawa, Yoshihiro, Reznikoff, Maria G
core   +1 more source

Learning to Leverage Children's Multiple Mathematical Knowledge Bases in Mathematics Instruction

open access: yesJournal of Urban Mathematics Education, 2016
In this article, the authors explore prospective elementary teachers' engagement with and reflection on activities they conducted to learn about a single child from their practicum classroom. Through these activities, prospective teachers learned about their child's mathematical thinking and the interests, competencies, and resources she or he brought ...
Turner, Erin E.   +6 more
openaire   +2 more sources

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Pragmatic mathematics : representations of thought and action

open access: yes, 2005
This philosophical essay canvasses a number of themes in relation to a more inclusive approach to school mathematics for both Indigenous and non-Indigenous students. As an alternative to current arrangements, the term 'pragmatic mathematics' is suggested
Hooley, Neil
core  

Existence and multiplicity of solutions for a weighted (p, q)-Laplacian problem on the Heisenberg Lie groups

open access: yes, 2023
Existence and multiplicity of weak solutions for a weighted (p, q)-Laplacian problem consisting of a singular term are proved, where the weight function satisfies Muckenhoupt’s condition.
Safari, Farzaneh   +2 more
core   +1 more source

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

The Number of Parts of Given Multiplicity in a Random Integer Partition [PDF]

open access: yes, 2007
2000 Mathematics Subject Classification: 05A16, 05A17.Let Xm,n denote the number of parts of multiplicity m in a random partition of the positive integer n.
Kamenov, Emil
core  

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