Pada paper ini dikembangkan model numerik menggunakan skema numerik ekspisit dengan metoda volume hingga bertipe sell terpusat pada sistem grid tidak beraturan.Skema metoda volume hingga yang digunakan, pertama sekali diperkenalkan oleh Jameson [1] untuk menyelesaikan persamaan-persamaan Euler.Jameson menggunakan metoda tersebut untuk penyelesaian
The concept of product defect and its synonyms used in the scientific literature are analyzed in the article.The types and causes Towels of product defects are systematised on the basis of relevant regulatory documents, such as the Blue Guide to the Implementation of EU Product Rules and the World Health Organization Guide, as well as other legisla
Marine litter can end up deposited on sandy beaches and become entangled in the natural wrack, threatening its roles in ecosystems.However, it is currently unknown whether the storage of both artificial and natural accumulations on sandy beaches is correlated.Here, we quantified and compared, by first time, the litter and natural wrack on five sand
This paper is concerned with piecewise pseudo almost periodic solutions Bracelet of a class of interval general BAM neural networks with mixed time-varying delays and impulsive perturbations.By adopting the exponential dichotomy of linear differential equations and the fixed point theory of contraction mapping.The sufficient conditions for the exis
Grapes are widely used in the wine and juice industries, which can lead to massive amounts of waste, mostly grape peels and seeds.The antioxidant capacities, total phenolic and flavonoid contents and phenolic profiles of peels and seeds from 30 grape varieties were systemically assessed.The antioxidant activities of fat-soluble, water-soluble and i