نتایج جستجو برای: nth
تعداد نتایج: 2332 فیلتر نتایج به سال:
We study the Fredholm minors associated with a Fredholm equation of the second type. We present a couple of new linear recursion relations involving the nth and n−1th minors, whose solution is a representation of the nth minor as an n × n determinant of resolvents. The latter is given a simple interpretation in terms of a path integral over non-interacting fermions. We also provide an explicit ...
Links between the Calkin-Wilif tree and the Stern-Brocot tree are discussed answering the questions: What is the jth vertex in the nth level of the Calkin-Wilf tree? A simple mechanism is described for converting the jth vertex in the nth level of the Calkin-Wilf tree into the jth entry in the nth level of the Stern-Brocot tree. We also provide a simple method for evaluating terms in the hyperb...
We study the Fredholm minors associated with a Fredholm equation of the second type. We present a couple of new linear recursion relations involving the nth and n−1th minors, whose solution is a representation of the nth minor as an n × n determinant of resolvents. The latter is given a simple interpretation in terms of a path integral over non-interacting fermions. We also provide an explicit ...
A method for dividing a polynomial of degree (2n-l) by a precomputed nth degree polynomial in 0(n log n) arithmetic operations is given. This is used to prove that the evaluation of an nth degree polynomial at n+1 arbitrary points can be done in 0(n log^ n) arithmetic operations, and consequently, its dual problem, interpolation of an nth degree polynomial from 2 n+1 arbitrary points can be per...
In this paper the usefulness of the nth power law MOSFET model under Hot Carrier Injection (HCI) wearout has been experimentally demonstrated. In order to do that, three types of nFET transistors have been analyzed under different HCI conditions and the nth power law MOSFET model has been extracted for each sample. The results show that the model can reproduce the MOSFET behavior under HCI wear...
تونل قمرود به طول کلی 7/35 کیلومتر از جمله طرحهای بزرگ ملی است. برای حفاری قطعه 1 آن به طول 311+11 کیلومتر دستگاه tbm از نوع epb انتخاب شده است. برای پیشبینی نرخ پیشروی و به تبع آن زمان تکمیل حفاری و هزینهها، تخمین ضریب بهرهوری بسیار حائز اهمیت است. ضریب بهرهوری بهصورت زمان خالص حفاری به کل زمان در دسترس در هر واحد زمینشناسی تعریف میشود. این ضریب تابعی از شرایط زمین، نوع ماشین، تأسیسات ...
Low dimensional sp3 carbon nanostructures have attracted increasing attention recently, due to their unique properties and appealing applications. Based on in silico studies, this work exploits the impacts from functional groups tensile of nanothreads (NTH) – a new nanostructure. It is found that will alter local bond configuration induce initial stress concentration, which significantly reduce...
BACKGROUND Despite increasing awareness regarding evidence-based guidelines, considerable gaps exist for heart failure (HF) quality of care at teaching hospitals (TH) and nonteaching hospitals (NTH). We analyzed data from Get With The Guidelines (GWTG)-HF to compare the rates and trends of guideline-recommended care at TH and NTH for patients with HF. METHOD AND RESULTS Baseline patient chara...
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