Results 31 to 40 of about 2,990,829 (343)

DESIGNING LEARNING ROTATION USING THE CONTEXT OF BAMBOO WOVEN MOTIF

open access: yesPrima: Jurnal Pendidikan Matematika, 2020
An essential part of learning transformation geometry is rotation. Before learning more about other parts of the transformation geometry topic, such as translation, dilation, and reflection, firstly, students are required to understand well about ...
Maryati Maryati   +1 more
doaj   +1 more source

A Mathematical Programming Model for Vegetable Rotations [PDF]

open access: yesJournal of Agricultural and Applied Economics, 1985
AbstractRotations have historically been used to alleviate pest problems in crop production. This paper considers methods of modeling rotations in linear programming models for Southeastern vegetable production. In such models, entering each possible crop rotation as a separate activity can be burdensome because of the large numbers of possible ...
Musser, Wesley N.   +3 more
openaire   +3 more sources

Developing and Validating an Instrument to Measure Students’ Experiences in a Further Mathematics Classroom [PDF]

open access: yesE-Journal of Humanities, Arts and Social Sciences, 2023
The purpose of this study was to develop an instrument for measuring students’ perception of teaching and learning variables in a Further Mathematics classroom with high psychometric properties of internal-consistency reliability and construct validity ...
Osei Yaw , Haadi Agani
doaj   +1 more source

New Modeling Approaches Based on Varimax Rotation of Functional Principal Components

open access: yesMathematics, 2020
Functional Principal Component Analysis (FPCA) is an important dimension reduction technique to interpret the main modes of functional data variation in terms of a small set of uncorrelated variables.
C. Acal, A. M. Aguilera, M. Escabias
semanticscholar   +1 more source

ANALISIS KETERATURAN MATEMATIS PADA BUDAYA BANTEN

open access: yesPrima: Jurnal Pendidikan Matematika, 2018
This research is motivated by the searching of banten cultural information which is viewed from mathematics aspect is still unfocus, whereas the culture contains the elements of mathematics, mathematics is the construction of the culture.
Etika Khaerunnisa   +2 more
doaj   +1 more source

Biermann battery as a source of astrophysical magnetic fields

open access: yesOpen Astronomy, 2021
A large number of galaxies have large-scale magnetic fields which are usually measured by the Faraday rotation of radio waves. Their origin is usually connected with the dynamo mechanism which is based on differential rotation of the interstellar medium ...
Mikhailov Evgeny A., Andreasyan Ruben R.
doaj   +1 more source

Mathematical modeling of rotating disk states

open access: yesJournal of Physics: Conference Series, 2020
Abstract We consider the problem of a rapidly rotating disk in the elastic-plastic state. The piecewise linear plasticity condition in general form is chosen. It is believed that all plastic curves have the common point of intersection which corresponds to uniaxial tension. For external parameters, we obtain the conditions that determine
Mikhail A. Artemov   +4 more
openaire   +2 more sources

Positroid Stratification of Orthogonal Grassmannian and ABJM Amplitudes [PDF]

open access: yes, 2014
A novel understanding of scattering amplitudes in terms of on-shell diagrams and positive Grassmannian has been recently established for four dimensional Yang-Mills theories and three dimensional Chern-Simons theories of ABJM type.
Kim, Joonho, Lee, Sangmin
core   +2 more sources

High Visual-Spatial Intelligence Students’ Creativity in Solving PISA Problems

open access: yesJTAM (Jurnal Teori dan Aplikasi Matematika), 2021
Creativity is very necessary for learning mathematics, especially when solving geometry problems. This research aims to describe 4th year mathematics education students’ creativity in solving geometry problems.
Tabita Wahyu Triutami   +4 more
doaj   +1 more source

An Algorithm for Quaternion–Based 3D Rotation

open access: yesInternational Journal of Applied Mathematics and Computer Sciences, 2020
In this work a new algorithm for quaternion-based spatial rotation is presented which reduces the number of underlying real multiplications. The performing of a quaternion-based rotation using a rotation matrix takes 15 ordinary multiplications, 6 ...
A. Cariow   +2 more
semanticscholar   +1 more source

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