نتایج جستجو برای: contraction condition

تعداد نتایج: 371184  

Esmat Khoshnood Saeed Niazmand,

Objective(s) Achillea genius is widely used in traditional medicine for gastrointestinal disorders. The aim of this study was to investigate the effects of aqueous-ethanol extract of Achillea wilhelmsii on rat’s gastric motility in basal and vagal stimulated conditions. Materials and Methods Twenty four Wistar rats were randomly divided into two groups: control and test. The extract was prep...

In this paper, several fixed point theorems for T-contraction of two maps on cone metric spaces under normality condition are proved. Obtained results extend and generalize well-known comparable results in the literature.

Journal: :journal of linear and topological algebra (jlta) 0
gh soleimani rad department of mathematics, faculty of science, islamic azad university, central tehran branch, po. code 13185-768, iran.

in this paper, several xed point theorems for t-contraction of two maps on cone metric spaces under normality condition are proved. obtained results extend and generalize well-known comparable results in the literature.

2017
Atsuki Fukutani Jun Misaki Tadao Isaka

Compared to pure isometric contractions, isometric muscle force at a given length is larger when the eccentric contraction is conducted before the isometric contraction. This phenomenon is widely known as residual force enhancement, and has been confirmed consistently in isolated muscle experiments. The purpose of this study was to confirm whether residual force enhancement also occurs in human...

2016
Ruben Casado-Arroyo

Several clinical predictors of VPD-induced cardiomyopathy and HF have been identified. Classically, a high VPD burden of more than 24% has been associated with impaired LVEF and HF [13]. A longitudinal study found subclinical deterioration in LVEF over 5 years in those with a high burden of VPDs (≥ 10-20%) [14]. Despite the absence of a definitive and clear cutoff, the risk of developing NICM a...

Journal: :Circulation. Arrhythmia and electrophysiology 2012
Glenn K Lee Kyle W Klarich Martha Grogan Yong-Mei Cha

Premature ventricular contractions (PVCs) are early depolarizations of the myocardium originating in the ventricle. They are often seen in association with structural heart disease and represent increased risk of sudden death,1 yet they are ubiquitous, even in the absence of identifiable heart disease.1,2 They may cause troubling and sometimes incapacitating symptoms such as palpitations, chest...

Journal: :NeuroRehabilitation 2013
Toshiaki Suzuki Yoshibumi Bunno Chieko Onigata Makiko Tani Sayuri Uragami

BACKGROUND It is unclear whether mental simulation without actual muscle contraction associated with actual motion can increase the excitability of the spinal neural function. OBJECTIVE To determine the best method for mental simulation without actual muscle contraction, we analyzed the F-wave of thenar muscles after stimulating the median nerve by motor imagery whilst holding the sensor of a...

Journal: :journal of linear and topological algebra (jlta) 0
g soleimani rad young researchers and elite club, central tehran branch, islamic azad university, tehran, iran. department of mathematics, faculty of science, islamic azad university, central tehran branch, po. code 13185-768, tehran, iran.

recently, rahimi et al. [comp. appl. math. 2013, in press] de ned the conceptof quadrupled xed point in k-metric spaces and proved several quadrupled xed pointtheorems for solid cones on k-metric spaces. in this paper some quadrupled xed point resultsfor t-contraction on k-metric spaces without normality condition are proved. obtainedresults extend and generalize well-known comparable result...

2014
M. R. Yadav A. K. Sharma B. S. Thakur

The purpose of this paper is to present a best proximity point theorems through rational expression for a combination of contraction condition, Kannan and Chatterjea nonlinear cyclic contraction in what we call MT-K and MT-C rational cyclic contraction. Some best proximity point theorems for a mapping satisfy these conditions have been established in metric spaces. We also give some examples to...

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