Results 101 to 110 of about 6,434,544 (378)

Dirac Optimal Reduction [PDF]

open access: yes, 2017
The purpose of this paper is to generalize the (Poisson) Optimal Reduction Theorem in Ortega and Ratiu [Momentum Maps and Hamiltonian Reduction. Progress in Mathematics 222. Boston, MA: Birkhäuser. xxxiv, 497pp., 2004] to general proper Lie group actions
Jotz, M. M., Ratiu, T. S.
core  

ANALISIS KEMAMPUAN LITERASI MATEMATIKA BERDASARKAN PADA ASPEK NORMA SOSIOMATEMATIK

open access: yesJurnal Pendidikan Matematika Unpatti
This research aims to investigate the literacy abilities of students based on sociomathematics norms. The research method used is a case study. The subjects of this research consist of 3 selected students categorized as high, medium, and low achievers ...
Ayu Budi Cahayani Budi Cahayani   +1 more
doaj   +1 more source

The students’ activity profiles and mathematic problem solving ability on the LAPS-Heuristic model learning

open access: yesUnnes Journal of Mathematics Education, 2018
Problem-solving skills that cover the ability to understand problems, design mathematical model, complete the model and interpret the solution obtained are the abilities which students must possess.
Amidi Amidi, Farah Anisah Zahra
doaj   +1 more source

Bioinspired Design of Isotropic Lattices with Tunable and Controllable Anisotropy

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces nested isotropic lattices, integrating architectural elements like nesting orders and orientations inspired by bioarchitectures. The design enables tunable anisotropy across nine mono‐nest and twenty multi‐nest lattices with 252 parametric variations, demonstrating transitions from shear‐ to tensile‐compression‐dominant behaviors ...
Ramalingaiah Boda   +2 more
wiley   +1 more source

Educational Reform and Technical Education? [PDF]

open access: yes, 1993
[Excerpt] Even though educational reform marches under a banner of economic renewal, the school subjects that appear to be most directly related to worker productivity-- business education, vocational education, economics, computers--have received ...
Bishop , John H.
core   +1 more source

Beyond Global Mechanical Properties: Bioinspired Triply‐Periodic Minimal Surface Cellular Solids for Efficient Mechanical Design and Optimization

open access: yesAdvanced Engineering Materials, EarlyView.
Using novel probe‐based metrics, this study evaluates lattice structures on criteria critical to cellular solid optimization. Triply‐periodic minimal surface (TPMS) lattices outperform other lattices, offering more predictable mechanical behavior in complex design spaces and, as a result, higher performance in optimized models.
Firas Breish   +2 more
wiley   +1 more source

The Local Wisdom of Mathematical Language of Malay Community of Pangkalpinang: An Ethnographic Study

open access: yesInovasi Matematika
Pangkalpinang is the capital of Bangka Belitung Province by occupied most Melayu people with a rich culture. There are a number of cultures Pangkalpinang public relates to context learning mathematics.
Yudi Yunika Putra Putra   +1 more
doaj   +1 more source

Advancing Digital Transformation in Material Science: The Role of Workflows Within the MaterialDigital Initiative

open access: yesAdvanced Engineering Materials, EarlyView.
The MaterialDigital initiative drives the digital transformation of material science by promoting findable, accessible, interoperable, and reusable principles and enhancing data interoperability. This article explores the role of scientific workflows, highlights challenges in their adoption, and introduces the Workflow Store as a key tool for sharing ...
Simon Bekemeier   +37 more
wiley   +1 more source

Bionic Nonsmooth Drag Reduction Mathematical Model Construction and Subsoiling Verification [PDF]

open access: gold, 2021
Baoguang Wu   +8 more
openalex   +1 more source

Elastic‐Wave Propagation in Chiral Metamaterials: A Couple‐Stress Theory Perspective

open access: yesAdvanced Engineering Materials, EarlyView.
The intrinsic chirality of chiral metamaterials renders an effective medium based on the classical continuum theory ineffective for predicting their acoustic activity. This limitation is addressed in the present study by employing augmented asymptotic homogenization to derive a couple‐stress‐based effective medium, enabling accurate predictions in the ...
Shahin Eskandari   +5 more
wiley   +1 more source

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