Results 71 to 80 of about 897,945 (340)

Pengaruh Kecemasan Matematika (Mathematics Anxiety) Terhadap Kemampuan Koneksi Matematis Siswa SMP [PDF]

open access: yes, 2014
Mathematics is considered a scourge for students to grow when students are dealing with anxiety. The study of anxiety has become one of the important factors to be studied.
Anita, I. W. (Ika)
core  

Inducing Barbero-Immirzi Connections along SU(2)-reductions of Bundles on Spacetime

open access: yes, 2011
We shall present here a general apt technique to induce connections along bundle reductions which is different from the standard restriction. This clarifies and generalizes the standard procedure to define Barbero-Immirzi (BI) connection, though on ...
C. Rovelli   +10 more
core   +1 more source

Golden‐Ratio–Guided Aperiodic Architected Metamaterials with Simultaneously Enhanced Strength and Toughness

open access: yesAdvanced Functional Materials, EarlyView.
Guided by the golden ratio, a class of aperiodic architected metamaterials is introduced to address the intrinsic trade‐off between strength and toughness. By unifying local geometric heterogeneity with global order, the golden‐ratio‐guided aperiodic architecture promotes spatial delocalization of damage tolerence regions, leading to more tortuous ...
Junjie Deng   +9 more
wiley   +1 more source

The analysis of students’ mathematical connection ability and responsibility in two stay two stray learning with problem cards

open access: yesUnnes Journal of Mathematics Education, 2018
This research aims to discover mathematics learning on Two Stay Two Stray (TSTS) learning assisted by effective problem cards on students' mathematical connection abilities, describing students' mathematical connection skills based on responsibility for ...
Nur Karomah Dwidayanti   +2 more
doaj   +1 more source

Culture and mathematics learning: Identifying students’ mathematics connection

open access: yesBeta: Jurnal Tadris Matematika, 2019
[English]: Mathematics connection support students finding various possible strategies in problem-solving. Cultural products can be used as mathematical objects in learning. This article, part of a study that designed culture-based learning, aims to identify students' mathematics connection.
Al Kusaeri   +2 more
openaire   +3 more sources

In Situ Study of Resistive Switching in a Nitride‐Based Memristive Device

open access: yesAdvanced Functional Materials, EarlyView.
In situ TEM biasing experiment demonstrates the volatile I‐V characteristic of MIM lamella device. In situ STEM‐EELS Ti L2/L3 ratio maps provide direct evidence of the oxygen vacancies migrations under positive/negative electrical bias, which is critical for revealing the RS mechanism for the MIM lamella device.
Di Zhang   +19 more
wiley   +1 more source

Gauge field theories: various mathematical approaches

open access: yes, 2014
This paper presents relevant modern mathematical formulations for (classical) gauge field theories, namely, ordinary differential geometry, noncommutative geometry, and transitive Lie algebroids.
Jordan, François   +2 more
core   +1 more source

Analisis Kemampuan Koneksi Matematis Siswa SMP dalam Menyelesaikan Soal Persamaan dan Pertidaksamaan Linear Satu Variabel [PDF]

open access: yes, 2018
This research is a descriptive qualitative study that aims to analyze the percentage of mathematical connection abilities in solving questions of One Variable Linear Equations and Inequalities which are seen based on indicators.
Nuryatin, S. (Siti)   +1 more
core  

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

A topological interpretation of three Leibnizian principles within the functional extensions

open access: yes, 2018
Three philosophical principles are often quoted in connection with Leibniz: "objects sharing the same properties are the same object" (Identity of indiscernibles), "everything can possibly exist, unless it yields contradiction" (Possibility as ...
Forti, Marco
core   +1 more source

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