In his “Time and Modality”, based on own philosophical motivations, Arthur Norman Prior proposed the modal logic Q as a correct in 1957. developed order to offer for contingent beings, which one could rationally state that some beings are necessary. One may say is an actualist with natural semantics. This review article description/discussion of/on “The System Q” fifth chapter of Modality”. I h...

A Q-system in a C? 2-category is unitary version of separable Frobenius algebra object and can be viewed as higher idempotent. We define idempotent completion for 2-categories called study its properties. show that the right correspondences unital C?-algebras complete by constructing an inverse realization †-2-functor. use this result to construct induced actions group theoretical fusion catego...

this study considers a two echelon supply chain system consisting of one manufacturer and one retailer. under vendor managed inventory (vmi) program, the manufacturer is authorized to manage inventories of agreed upon stock keeping units at retail's locations. in this paper, we assume that the manufacturer monitors inventory levels at retailer's location, replenishes her stock under (...

today, in parallel to growing in acceptance of functional products, various additives are used to improve the characteristics of functional food products. the coenzyme q 10 plays a vital role in cellular energy production. it also increases the body's immune system via its antioxidant activity. the aim of this study was to evaluate the addition of coenzyme q 10 on physicochemical properties of ...