نتایج جستجو برای: vertical derivative

تعداد نتایج: 157258  

2005
Jason C. T. Lo Allan K. Y. Wong Wilfred W. K. Lin

The novel statistical distribution independent transfer policy model (SDITPM) is proposed to improve the serviceability of a logical agent server in a pervasive computing environment. Serviceability is defined as the “chance of obtaining a required service within a defined period”. The SDITPM helps the agent to make sound migration decision by leveraging different primary metrics from which sec...

Journal: :iranian journal of science and technology (sciences) 2014
k. alamdar

in this paper a new method is proposed for interpretation of 2d magnetic data, using multiples of the analytic signal method, in which the analytic signal of magnetic anomaly is used directly to compute the depth and the structural index of the source instead of using its higher order derivatives. this method only needs the computation of the first order derivatives of the magnetic anomaly, so ...

Journal: :international journal of nonlinear analysis and applications 2015
abdullah mir

for every $1leq s< n$, the $s^{th}$ derivative of a polynomial $p(z)$ of degree $n$ is a polynomial $p^{(s)}(z)$ whose degree is $(n-s)$. this paper presents a result which gives generalizations of some inequalities regarding the $s^{th}$ derivative of a polynomial having zeros outside a circle. besides, our result gives interesting refinements of some well-known results.

2009
Robert W. Johnson

The model by Braginskii for the viscous stress tensor is used to determine the shear and gyroviscous forces acting within a toroidally confined plasma. Comparison is made to a previous evaluation which contains an inconsistent treatment of the radial derivative and neglects the effect of the pitch angle. Parallel viscosity contributes a radial shear viscous force which may develop for sufficien...

2014
Daniel Straßberger Paolo Mercorelli Anthimos Georgiadis

Abstract—This paper proposes a functional controller for motion control of the Robotino. The proposed controller takes under consideration a functional decoupling control strategy realized using a geometric approach and the invertibility property of the DC-drives with which the Robotino is equipped. For a given control structure the functional controllability is proven for motion trajectories o...

2004
James B. Pick

This tutorial provides a foundation in GIS including its basic structure and concepts, and spatial analysis. Spatial Decision Support Systems are introduced, emphasizing one current model. The links of GIS to related technologies such as GPS, wireless, location-based technologies, and RFID are examined. The tutorial gives an overview of vertical-sector uses of GIS, and concentrates on a few exa...

Journal: :iranian chemical communication 0
amira a. ghoneim chemistry department, faculty of science, zagazig university, zagazig, eg‐44519, egypt mohamed g. assy chemistry department, faculty of science, zagazig university, zagazig, egyp enaiat k. mohamed chemistry department, faculty of science, zagazig university, zagazig, egypt islam ragab chemistry department, faculty of science, zagazig university, zagazig, egyp

acylisothiocyanate (1) was allowed to react with benzylidene malononitrile producing oxazine derivative (2). also, compound (1) was reacted with sodium azide followed by refluxing with sodium ethoxide affording thiazinotetrazole derivative (4). the reaction of acetylacetone with compound (1) gave pyridine derivative (5) by intramolecular cycloaddition while it was reacted with n-methyl aniline ...

1978
KA-SING LAU CLIFFORD E. WEIL

Let F be a continuous function from an open subset D of a separable Banach space X into a Banach space Y. We show that if there is a dense G8 subset A of D and a Gs subset H of X whose closure has nonempty interior, such that for each a E A and each x E H the directional derivative DxF(a) of F at a in the direction x exists, then F is Giteaux differentiable on a dense G8 subset of D. If X is re...

Acylisothiocyanate (1) was allowed to react with benzylidene malononitrile producing oxazine derivative (2). Also, compound (1) was reacted with sodium azide followed by refluxing with sodium ethoxide affording thiazinotetrazole derivative (4). The reaction of acetylacetone with compound (1) gave pyridine derivative (5) by intramolecular cycloaddition while it was reacted with N-methyl aniline ...

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