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Mathematical general relativity [PDF]
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
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Clustering Productive Palm Land using the K- Means Clustering Algorithm
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
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Front Matter - Vol 5 Issue 2 | December 2021
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Editor IJIE
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Full Pages - Vol 5 Issue 2 | December 2021
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Editor IJIE
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The first journal in exact sciences "Vestnik matematiėeskich nauk"
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
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Front Matter (Cover, Editorial Board, Indexing and Abstracting, Table of Content)
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Editorial Board
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Using the median and the mean of the income to establish the poverty lines [PDF]
One of the methods to estimate the poverty level inside a given population is based on how to define the poverty line values. Each person having his income under the poverty threshold will be considered to be poor.
Maria Livia STEFANESCU +1 more
doaj
The relationship between tourism and economic growth in greece economy: a time series analysis [PDF]
In this study it’s analyzed how and in what way the expenditures of foreign visitors who came to Greece between 1980 and 2013 affected economic growth for Greece.
Turgut Bayramoğlu, Yılmaz Onur Arı
doaj
Mathematical general relativity: A sampler [PDF]
We provide an introduction to selected recent advances in the mathematical understanding of Einstein's theory of gravitation.
Chruściel, Piotr T. +2 more
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