نتایج جستجو برای: pi regular

تعداد نتایج: 165148  

Journal: :Astronomy Letters 2022

The evolutionary tracks of stars with masses on the main sequence $$0.84\;M_{\odot}\leq M_{\textrm{ZAMS}}\leq 0.95\;M_{\odot}$$ and initial metal abundances $$Z=0.006$$ $$0.01$$ were computed under various assumptions about mass loss rate at red giant stage as well AGB post-AGB stages. Among 160 sequences we selected nearly 30 where final thermal flash helium shell source occurs in early when r...

2017
Sunil Kumar Astha Sharma P Bhaskar Rao Pavan Kumar G Tirumala Vasu Basma M. Mohammad El-Basioni Sherine M. Abd El-kader

Home automation is an important milestone that is becoming increasingly prominent day by day because of its various points of interest. Advancement in existing technologies have made smart homes that are more efficient and secure. This can be done either by local system administration or through remote control. Using the Raspberry Pi in home automation provides various features to turn a regula...

Journal: :Current Biology 2002
Vladimir Litvak Yoav D. Shaul Mark Shulewitz Roy Amarilio Shari Carmon Sima Lev

Nir2, like its Drosophila homolog retinal degeneration B (RdgB), contains an N-terminal phosphatidylinositol-transfer protein (PI-TP)-like domain. Previous studies have suggested that RdgB plays an important role in the fly phototransduction cascade and that its PI-transfer domain is critical for this function. In this domain, a specific mutation, T59E, induces a dominant retinal degeneration p...

2015
Luís Guedes-Martins Rita Gaio Joaquim Saraiva Sofia Cerdeira Liliana Matos Elisabete Silva Filipe Macedo Henrique Almeida

BACKGROUND Cyclic endometrial neoangiogenesis contributes to changes in local vascular patterns and is amenable to non-invasive assessment with Doppler sonography. We hypothesize that the uterine artery (UtA) impedance, measured by its pulsatility index (PI), exhibits a regular pattern during the normal menstrual cycle. Therefore, the main study objective was to derive normative new day-cycle-b...

Journal: :iranian journal of mathematical sciences and informatics 0
n. ashrafi department of mathematics, semnan university, semnan, iran n. pouyan

in this paper, we investigate various kinds of extensions of twin-good rings. moreover, we prove that every element of an abelian neat ring r is twin-good if and only if r has no factor ring isomorphic to z2  or z3. the main result of [24] states some conditions that any right self-injective ring r is twin-good. we extend this result to any regular baer ring r by proving that every element of a...

Journal: :Transactions of the American Mathematical Society 1962

Journal: :journal of sciences, islamic republic of iran 2011
g.h. esslamzadeh

in this article we study two different generalizations of von neumann regularity, namely strong topological regularity and weak regularity, in the banach algebra context. we show that both are hereditary properties and under certain assumptions, weak regularity implies strong topological regularity. then we consider strong topological regularity of certain concrete algebras. moreover we obtain ...

Journal: :journal of algorithms and computation 0
martin baca department of applied mathematics and informatics, technical university, kosice, slovakia mirka miller school of mathematical and physical sciences, university of newcastle, australia oudone phanalasy school of mathematical and physical sciences, university of newcastle, australia andrea semanicova-fenovcıkova department of applied mathematics and informatics, technical university, kosice, slovakia

in this paper we construct antimagic labelings of the regular complete multipartite graphs and we also extend the construction to some families of regular graphs.

Journal: :Journal of Geometric Analysis 2022

We prove that a polynomial mapping $$f:{{\mathbb {K}}^{n}}\rightarrow {\mathbb {K}}^{p}$$ , where $${\mathbb {K}}=\mathbb {R}$$ or $$\mathbb {C}$$ attains Lipschitz trivial value $$\mathbf{c}$$ if and only there exist $$g:{\mathbb {K}}^m \rightarrow for which the is regular of properness, linear surjective projection $$\pi :{{\mathbb {K}}^m$$ such $$f = g\circ \pi $$ . The integer m {K}}$$ -cod...

Journal: :Applied sciences 2022

A crystal delivery system is essential in serial femtosecond crystallography experiments using an X-ray free-electron laser (XFEL). Investigating the XFEL-induced radiation damage to materials potentially applicable sample devices vital for developing a system. In this study, we investigated caused by XFEL polydimethylsiloxane (PDMS) and polyimide (PI), which are widely used as synchrotron X-ra...

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