نتایج جستجو برای: canonical function

تعداد نتایج: 1251245  

Journal: :Advances in Mathematics 2021

We consider the minimal average action (Mather's β function) for area preserving twist maps of annulus. The regularity properties this function share interesting relations with dynamics system. prove that β-function associated to a standard-like map admits unique C1-holomorphic (canonical) complex extension, which coincides on set real diophantine frequencies. In particular, we deduce uniquenes...

Journal: :IEEE Trans. Signal Processing 2001
Soo-Chang Pei Jian-Jiun Ding

The fractional Fourier transform (FRFT) is a useful tool for signal processing. It is the generalization of the Fourier transform. Many fractional operations, such as fractional convolution, fractional correlation, and the fractional Hilbert transform, are defined from it. In fact, the FRFT can be further generalized into the linear canonical transform (LCT), and we can also use the LCT to defi...

2011
Kai Yao

This paper proves the fundamental theorem of uncertain calculus with respect to both canonical process and renewal process, which gives the differential of an uncertain process in the form of a function of canonical process and renewal process.

2002
P. R. Crompton

We review the overlap pathology of the Glasgow reweighting method for finite density QCD, and discuss the sampling bias that effects the determination of the ensemble-averaged fugacity polynomial expansion coefficients that form the Grand Canonical Partition function. The expectation of the difference in free energies between canonical partition functions generated with different measures is pr...

Journal: :مرتع و آبخیزداری 0
نسیم آرمان استادیار دانشکده منابع طبیعی، دانشگاه تهران علی سلاجقه استاد دانشکده منابع طبیعی، دانشگاه تهران سادات فیض نیا استاد دانشکده منابع طبیعی، دانشگاه تهران حسن احمدی استاد دانشکده منابع طبیعی، دانشگاه تهران جمال قدوسی استادیار گروه آبخیزداری، دانشگاه آزاد واحد علوم و تحقیقات تهران علی کیانی راد استادیار مؤسسه پژوهش های اقتصادی وزارت جهاد کشاورزی

identification of homogenous watershed sub basins allows generalization of environmental study results. for this purpose, first available data for 27 selected watersheds in north alborz regarding 21 variables including physiographic and climatic characteristics was gathered. the most important factors impacting upon soil erosion and sediment yield were equivalent rectangular length, mean annual...

Journal: :Acta biochimica et biophysica Sinica 2015
Xingrong Du Alan Yu Wufan Tao

The canonical Hippo/Mst pathway, originally discovered in Drosophila, is famous for its function in promoting apoptosis, inhibiting cell proliferation and tumorigenesis, and regulating tissue regeneration. However, emerging evidence shows that multiple non-canonical Hippo signaling pathways are also implicated in the regulation of various other biological processes. Recent studies have revealed...

2002
P. R. Crompton

We review the overlap pathology of the Glasgow reweighting method for finite density QCD, and discuss the sampling bias that effects the determination of the ensemble-averaged fugacity polynomial expansion coefficients that form the Grand Canonical Partition function. The expectation of the difference in free energies between canonical partition functions generated with different measures is pr...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده علوم 1393

in this thesis, structural, electronical, and optical properties of inverse pervskite(ca3pbo) in cubic phase have been investigated.the calculation have been done based on density functional theory and according to generalized gradiant approximate (gga) as correlating potential. in order to calculate the configurations, implementing in the wien2k code have been used from 2013 version. first of ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده علوم 1377

chapter one is devoted to a moderate discussion on preliminaries, according to our requirements. chapter two which is based on our work in (24) is devoted introducting weighted semigroups (s, w), and studying some famous function spaces on them, especially the relations between go (s, w) and other function speces are invesigated. in fact this chapter is a complement to (32). one of the main fea...

2008
ROBERT L. BENEDETTO

Let K be a function field in one variable over an arbitrary field F. Given a rational function φ ∈ K(z) of degree at least two, the associated canonical height on the projective line was defined by Call and Silverman. The preperiodic points of φ all have canonical height zero; conversely, if F is a finite field, then every point of canonical height zero is preperiodic. However, if F is an infin...

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