Results 31 to 40 of about 400,267 (268)

Uji Homogenitas dengan Sebaran Khi-Kuadrat dalam Evaluasi Suatu Sistem

open access: yesComTech, 2011
This paper discusses the application of khi-square distribution in homogeneity of variance test on the control of a system used in a process considered normally spread with a mean of and a variance (degree of homogeneity) of .
Iwa Sungkawa
doaj   +1 more source

Homogeneous Permutations [PDF]

open access: yesThe Electronic Journal of Combinatorics, 2002
There are just five Fraïssé classes of permutations (apart from the trivial class of permutations of a singleton set); these are the identity permutations, reversing permutations, composites (in either order) of these two classes, and all permutations. The paper also discusses infinite generalisations of permutations, and the connection with Fraïssé's ...
openaire   +2 more sources

New results on landscape boundaries [PDF]

open access: yesActa Geographica Debrecina. Landscape & Environment Series, 2011
The correct delineation of geographical and landscape ecological units, being the fundamental territorial domains of both physical and human geography, is very important from the aspect of several other related disciplines as well. It is hard to tell how
Teodóra Bata, Gábor Mezősi
doaj  

Preparation of the Reference Materials for Rb-Sr and Sm-Nd Isotope Analysis

open access: yesYankuang ceshi, 2021
BACKGROUND: One Rb-Sr certified reference materials (GBW04411) and one Sm-Nd certified reference materials (GBW04419) for geological age, which are potash feldspar and basalt respectively, were produced and certified about 30 years ago.
TANG Suo-han   +4 more
doaj   +1 more source

850 hPa Geopotential Height Link with Iraqi Precipitation and Temperature [PDF]

open access: yesRevista Brasileira de Meteorologia
The study examines the connection between the geopotential height (Z850 hPa) and the temperature (°C) and precipitation (mm) in Iraq. The observation data for climatological parameters that are currently available from the Iraqi meteorological ...
Jasim Al-Khalidi   +3 more
doaj   +1 more source

Homogeneity and h -homogeneity

open access: yesTopology and its Applications, 2013
A topological space \(X\) is \textit{homogeneous} if each of its points can be carried to any other via a homeomorphism of the space; \(X\) is \textit{\(h\)-homogeneous} if it is homeomorphic to each of its nonempty clopen subspaces. The author investigates conditions under which these two notions are related for zero-dimensional spaces. The first main
openaire   +4 more sources

Feedstocks of Aluminum and 316L Stainless Steel Powders for Micro Hot Embossing

open access: yesMetals, 2018
In metal powder, shaping the preparation and characterization of the feedstock is an aspect commonly recognized as fundamental. An optimized composition is required to ensure the successful shaping of the feedstock.
Omid Emadinia   +2 more
doaj   +1 more source

X-ray Microtomography as a Non-Invasive Method for Evaluating the Stability of Commercial Effervescent Tablets

open access: yesEngineering Proceedings, 2023
In the present study, a non-invasive X-ray microtomography technique was applied to assess the internal structure of commercial effervescent tablets with vitamin C.
Michał Meisner   +3 more
doaj   +1 more source

Homogeneous and Non-homogeneous Algorithms [PDF]

open access: yes, 2012
This (full) paper was accepted for publication in the 13th Panhellenic Conference on Informatics (PCI 2009), 10-12 September 2009, Corfu, Greece (8 pages)
openaire   +2 more sources

Rotas de síntese e a homogeneidade dos precursores de mulita e cordierita Routes of synthesis and the homogeneity of mullite and cordierite precursors

open access: yesQuímica Nova, 1998
Multicomponent ceramics are mainly synthesized by conventional solid-state reaction route and sol-gel routes. In the sol-gel route, colloidal or polymeric gel are envolved.
Patrícia Tavares de Lima   +2 more
doaj   +1 more source

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