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Mathematical general relativity [PDF]

open access: yesGeneral Relativity and Gravitation, 2019
We present a number of open problems within general relativity. After a brief introduction to some technical mathematical issues and the famous singularity theorems, we discuss the cosmic censorship hypothesis and the Penrose inequality, the uniqueness of black hole solutions and the stability of Kerr spacetime and the final state conjecture, critical ...
Carla Cederbaum   +3 more
openaire   +3 more sources

Clustering Productive Palm Land using the K- Means Clustering Algorithm

open access: yesJournal of Innovation Information Technology and Application, 2023
Indonesia is a country with a tropical climate that has many oil palm plantations. CV. Alkema Deo is one of the companies that manage oil palm plantations in Sampit City, East Kotawaringin Regency, Central Kalimantan. CV.
Geofanny Widianto Sihite   +1 more
doaj   +1 more source

Front Matter - Vol 5 Issue 2 | December 2021

open access: yesIJIE (Indonesian Journal of Informatics Education), 2021
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Editor IJIE
doaj   +1 more source

Full Pages - Vol 5 Issue 2 | December 2021

open access: yesIJIE (Indonesian Journal of Informatics Education), 2021
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Editor IJIE
doaj   +1 more source

The first journal in exact sciences "Vestnik matematiėeskich nauk"

open access: yesKnygotyra
The content, structure, and history of the first periodic journal of exact sciences in Russia, published by astronomer Matvei Gusev (1826-1866) in Vilnius from 1860 to 1863, are considered. The first volume contained 25 issues (198 pages) and the second
Libertas Klimka
doaj   +3 more sources

Acknowledgement for Reviewers

open access: yesJournal of Research and Advances in Mathematics Education, 2019
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Editorial Board
doaj   +1 more source

Mathematics vocabulary knowledge of eighth-grade students [PDF]

open access: yes, 2019
The purpose of this study was to develop a mathematics vocabulary measure for eighth-grade students and to determine the relationships among general vocabulary knowledge, mathematics vocabulary knowledge, and mathematics computation. Students (n=34) took
Unal, Zehra Emine
core   +1 more source

Front Matter (Cover, Editorial Board, Indexing and Abstracting, Table of Content)

open access: yesJournal of Research and Advances in Mathematics Education, 2019
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Editorial Board
doaj   +1 more source

Changing patterns of transition from school to university mathematics [PDF]

open access: yes, 2001
There has been widespread concern over the lack of preparedness of students making the transition from school to university mathematics and the changing profile of entrants to mathematical subjects in higher education has been well documented.
Hoyles, Celia, Newman, K, Noss, Richard
core   +3 more sources

Univalent Foundations and the UniMath Library [PDF]

open access: yes, 2018
We give a concise presentation of the Univalent Foundations of mathematics outlining the main ideas, followed by a discussion of the UniMath library of formalized mathematics implementing the ideas of the Univalent Foundations (section 1), and the ...
A Borel   +13 more
core   +3 more sources

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