Results 41 to 50 of about 2,720,434 (244)

Analisis Unsur Matematika pada Motif Sulam Usus

open access: yesNumerical: Jurnal Matematika dan Pendidikan Matematika, 2017
Based on interviews with researchers sources said that the beginning of the intestine embroidery is an art of genuine crafts. Called the intestine embroidery because this technique is a technique of combining a strand of cloth resembling the intestine ...
Fredi Ganda Putra, Leni Zuni Isnawati
doaj   +1 more source

Mathematical Modeling and Multi-Criteria Optimization of Design Parameters for the Gyratory Crusher

open access: yesMathematics, 2023
There are a sufficient number of works devoted to modeling crushing machines. Nevertheless, the fact that there are a large number of working conditions, and the ongoing development of science and technology, require continuous improvement and ...
Vitalii P. Kondrakhin   +6 more
semanticscholar   +1 more source

Sex Differences in the Performance of 7–12 Year Olds on a Mental Rotation Task and the Relation With Arithmetic Performance

open access: yesFrontiers in Psychology, 2019
This study evaluates boy-girl differences in 3D mental rotation in schoolchildren aged 7–12 years and the relation to arithmetic performance. A dedicated new task was developed: The Mental Rotation Task – Children (MRT-C).
Marleen van Tetering   +3 more
doaj   +1 more source

Pengembangan Metode Diskusi Bermuatan Presentasi Sistem Rotasi Pada Mata Kuliah Trigonometri

open access: yesJournal of Medives: Journal of Mathematics Education IKIP Veteran Semarang, 2019
Penelitian ini merupakan penelitian pengembangan dalam bidang pembelajaran, yakni pengembangan metode diskusi menjadi metode diskusi yang bermuatan presentasi sistem rotasi.
Ferdinandus Ardian Ali   +2 more
doaj   +1 more source

Spatial ability differences between students with a math learning disability and their other normal colleagues [PDF]

open access: yesJournal of Humanities and Applied Social Sciences, 2020
Purpose – This study aims to investigate the differences in spatial ability between students with a math learning disability and their normal peers.
Amr Shawky   +2 more
doaj   +1 more source

First demonstration of effective spatial training for near transfer to spatial performance and far transfer to a range of mathematics skills at 8 years

open access: yesDevelopmental Science, 2019
There is evidence that spatial thinking is malleable, and that spatial and mathematical skills are associated (Mix et al. [2016] Journal of Experimental Psychology: General, 145, 1206; Mix et al.
K. Gilligan, M. Thomas, E. Farran
semanticscholar   +1 more source

Exploring mathematical values held by high school mathematics teachers

open access: yesDiscover Education
This study explored mathematical values espoused by senior high school (SHS) mathematics teachers in mathematics teaching and learning in a municipality in Ghana. To achieve this aim, we employed an explanatory sequential mixed methods design.
Esenam Dorwu   +2 more
doaj   +1 more source

The existence spatial reasoning of preservice teacher in primary mathematics learning

open access: yesJournal of Educational Studies, 2023
Spatial reasoning is an ability related to the representation and use of objects and their relationships in the 2D and 3D worlds. This research examines the spatial reasoning’ of pre-service teacher primary education and its use in their course.
Lingga Nico Pradana
doaj   +2 more sources

A Mathematical Model for Rotating Biological Contactors

open access: yesWater Science and Technology, 1990
A mathematical model for aerobic and anoxic degradation of organic components as well as nitrification in RBC systems is developed and verified against experimental experience after primary, secondary and tertiary treatment. The model considers biomass distribution within the biofilm as well as along a reactor chain.
W. Gujer, Markus Boller
openaire   +2 more sources

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