Results 1 to 10 of about 810,095 (233)

Coverings and liftings of generalized crossed modules [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2022
In the theory of crossed modules, considering arbitrary selfactions instead of conjugation allows for the extension of the concept of crossed modules and thus the notion of generalized crossed module emerges.
Gamze Aytekin Arıcı, Tunçar Şahan
doaj   +1 more source

EFFECT OF LOCAL GYPSUM AND COVERING GIBBERELLIC ACID SOAKING SORGHUM SEEDS YIELD AND QUALITY [PDF]

open access: yesمجلة الأنبار للعلوم الزراعية, 2022
 The experiment was carried out, the Field Experiments of the Field Crops Department, College of Agriculture, University of Baghdad, during the autumn season of 2017, The aim was to study the yield effected by covering local gypsum 2 and 4 mm and ...
B. Shahatha, S. Cheyed
doaj   +1 more source

Choquet-like Integrals with Multi-Neighborhood Approximation Numbers for Novel Covering Granular Reduction Methods

open access: yesMathematics, 2023
Covering granular reduction is an important issue in multi-covering information systems. The main methods to solve this problem are set operators. How to solve this problem by quantitative analysis is an interesting topic.
Jingqian Wang   +2 more
doaj   +1 more source

Effect of Colloid Water Thickness on Microstructures and Mechanical Properties of Titanium/Steel Interfaces Prepared by Explosive Welding [PDF]

open access: yesArchives of Metallurgy and Materials, 2023
Using colloid water as a covering for explosives can improve the energy efficiency for explosive welding, while its effects on bonding properties remain unclear.
Fei Wang, Ming Yang
doaj   +1 more source

Establishment of grass belts in interlinear area of orchards with different grass mixtures and perennial ryegrass with application of hydrogel [PDF]

open access: yesAgroznanje, 2013
The research was performed in 2011 and 2012 in two locations: the experimental field of Agricultural Institute of RS and Stranjani, a village near Banja Luka.
Lakić Željko   +2 more
doaj   +1 more source

Sustainable Greenhouse Covering Materials with Nano- and Micro-Particle Additives for Enhanced Radiometric and Thermal Properties and Performance

open access: yesAgriEngineering, 2023
This review aims to provide a comprehensive overview of nano- and microscopic materials that can provide thermal radiation insulation without reducing visible light transmittance, thereby reducing heat loss and conserving energy in greenhouses.
Chrysanthos Maraveas   +3 more
doaj   +1 more source

Minimum Coverings of Crowns with Cycles and Stars

open access: yesDiscussiones Mathematicae Graph Theory, 2022
Let F, G and H be graphs. A (G, H)-decomposition of F is a partition of the edge set of F into copies of G and copies of H with at least one copy of G and at least one copy of H.
Lin Jenq-Jong, Jou Min-Jen
doaj   +1 more source

Coverability of Graphs by Parity Regular Subgraphs

open access: yesMathematics, 2021
A graph is even (resp. odd) if all its vertex degrees are even (resp. odd). We consider edge coverings by prescribed number of even and/or odd subgraphs.
Mirko Petruševski, Riste Škrekovski
doaj   +1 more source

Home - About - Disclaimer - Privacy