نتایج جستجو برای: fuzzy contraction
تعداد نتایج: 148039 فیلتر نتایج به سال:
background and aims: the antioxidant and anti-inflammatory effects of carvacrol were reported. the aim of the current study was an investigation the relaxant effects of carvacrol on acetylcholine-induced contraction in isolated rat's ileum. materials and methods: in this study, the tissues separated from ileum were fixed on the organ bath containing tyrode's solution. the amplitude of...
introduction: thymol has negative ionotropic effect on heart and has direct effect on calcium release from sarcoplasmic reticulum. some of the herbal plants just like carum copticum consist of thymol. the postganglionic neurons of the gastrointestinal parasympathetic system are located mainly in the myenteric and submucosal plexuses. stimulation of these parasympathetic nerves causes general in...
The global shipping market has been depressed and turbulent since 2008. Shipping companies have had to be more cautious with their investments, so as buck the trend get through this difficult period. Traditional net present value methods cannot help enterprises make effective investment decisions. Therefore, we employ real options theory—including expansion options, contraction deferral abandon...
Background: The typical features of eccentric exercise-induced muscle damage are delayed-onset muscle soreness (DOMS) and prolonged loss of muscle strength. It has been shown that passive warmth is effective in reducing muscle injury. Due to the interaction of different systems in vivo, we used isolated perfused medial gastrocnemius skeletal muscle to study the direct effect of temperature on t...
The applications of non-zero self distance function have recently been discovered in both symmetric and asymmetric spaces. With respect to invariant point results, the available literature reveals that idea has only examined for crisp mappings either or Hence, aim this paper is introduce notion points non-crisp set-valued metric-like To effect, technique κ-contraction Feng-Liu’s approach are co...
در این پروژه برای اولین بار بهینه سازی بهنگام توابع عضویت فازی در حین عملکرد موتور dc انجام گرفته است. این بهینه سازی توسط الگوریتم فیلترکالمن توسعه یافته و بر اساس خطای لحظه ای سرعت، صورت گرفته است. بطوریکه کارایی کنترلر در کنترل سرعت موتور افزایش می یابد. درواقع فیلتر کالمن شکل ایده آل و مناسب توابع عضویت کنترل کننده fuzzy pid را برای گام بعدی از زمان، براساس حالت کنونی، خطای سرعت کنونی و اطل...
We obtain two fixed point theorems for a kind of $varphi $-contractions incomplete fuzzy metric spaces, which are applied to easily deduceintuitionistic versions that improve and simplify the recent results of X.Huang, C. Zhu and X. Wen.
introduction: it was shown in a previous study, that mcpip, a cilostamide derivative, increased atrial contraction force without changing contraction rate. to improve this property, two new derivatives of cilostamide were synthesized and their effects on pde3 activity and isolated rat atria contraction were investigated. methods: the inhibitory effect of each compound on pde3 enzyme was determi...
مقدمه: درعلم آمارسنتی همه پارامترها بوسیله مدلهای ریاضی ومشاهده های تجربی تعریف می شد. بعضی وقتها به نظر می رسد چنین فرضهایی برای مسائل زندگی روزمره سختگیرانه باشد.مخصوصا درصورتیکه ما با داده های زبان شناسی یا احتیاجاتی که صریح نباشند سرکارداشته باشیم. برای اینکه این مشکل را ازبین ببریم ازروش فازی استفاده می کنیم. تعریف مسئله: درمرحله اول از تحقیق درباره انواع مختلف از پدیده(زیستی-فنی-فیزیک...
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