نتایج جستجو برای: nth

تعداد نتایج: 2332  

2004
Joshua Feinberg

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 ...

Journal: :Eur. J. Comb. 2010
Bruce Bates Martin W. Bunder Keith P. Tognetti

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...

2004
Joshua Feinberg

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 ...

2014
H. T. Kung

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...

Journal: :Microelectronics Reliability 2011
N. Berbel Raúl Fernández-García Ignacio Gil B. Li Alexandre Boyer Sonia Bendhia

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...

ژورنال: :نشریه علمی-پژوهشی مهندسی معدن 2012
حسین شریعت علوی رضا کاکایی مهدی زورآبادی بهزاد علیزاده صوری مهدی عبداللهی

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 ...

Journal: :Nano materials science 2022

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...

Journal: :Circulation. Cardiovascular quality and outcomes 2016
Dhavalkumar B Patel Rachit M Shah Deepak L Bhatt Li Liang Phillip J Schulte Adam D DeVore Adrian F Hernandez Paul A Heidenreich Clyde W Yancy Gregg C Fonarow

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...

Journal: :MATHEMATICA SCANDINAVICA 1971

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