نتایج جستجو برای: space form

تعداد نتایج: 1140582  

Journal: :journal of linear and topological algebra (jlta) 0
moiz ud din khan department of mathematics, comsats institute of information technology, park road, islamabad, pakistan. s azam punjab education department, pakistan.

in this paper, we have de ned and studied a generalized form of topological vectorspaces called s-topological vector spaces. s-topological vector spaces are de ned by using semi-open sets and semi-continuity in the sense of levine. along with other results, it is provedthat every s-topological vector space is generalized homogeneous space. every open subspaceof an s-topological vector space is ...

ژورنال: پژوهش های ریاضی 2020

In this paper, we investigate contact CR submanifolds of contact CR dimension in Sasakian space form and introduce the general structure of these submanifolds and then studying structures of this submanifols with the condition  h(FX,Y)+h(X,FY)=g(FX,Y)zeta, for the normal vector field zeta, which is nonzero, and we classify these submanifolds.

Journal: :journal of sciences islamic republic of iran 0

a specific form of the inertial law is presented by which we can gain a deeper insight into the essence of mass and inertia. in this modified theory, there is no need to keep the concept of absolute space and newton's third law as principles, by introducing a convenient form for gravitational law the coupling constant g becomes a function of inertial parameters of the universe

The unsmooth boundary will greatly affect motion morphology of a shallow water wave, and a fractal space is introduced to establish a generalized KdV-Burgers equation with fractal derivatives. The semi-inverse method is used to establish a fractal variational formulation of the problem, which provides conservation laws in an energy form in the fractal space and possible solution structures of t...

ژورنال: پژوهش های ریاضی 2022

In this paper, we study generalized quadratic forms over a division algebra with involution of the first kind in characteristic two. For this, we associate to every generalized quadratic from a quadratic form on its underlying vector space. It is shown that this form determines the isotropy behavior and the isometry class of generalized quadratic forms.

Journal: :روش های عددی در مهندسی (استقلال) 0
مسعود کهریزی m. kahrizi عباسعلی حیدری مزرعه آخوند و مسعود کیوانفر a. heidary and m. kyvanfar

analysis of aperture-coupled microstrip antennas with a superstrate using space domain closed form greens functions is presented. integral equations are derived from applying the boundary conditions on the radiating patch, across the aperture, and on the microstrip feedline. the computation of space domain greens functions is performed using the closed-form. the solution of the integral equatio...

Journal: :Japan architectural review 2023

Abstract This paper aims to clarify the process of formation Perriand's concept “form” toward “forme utile (useful form),” by tracing her production furniture chronologically. In other words, analyzing intersection “Mingei (folk‐craft)” tradition experienced in Japan and Western modernism utile,” this examines how “new decoration” steel pipe as led particular “decoration” interior spaces. “form...

In this paper we study translation surfaces with the non-degenerate third fundamental form in Lorentz- Minkowski space $mathbb{L}^{3}$. As a result, we classify translation surfaces satisfying an equation in terms of the position vector field and the Laplace operator with respect to the third fundamental form $III$ on the surface.

Mehdi Roohi, Mohsen Rostamian Delavar

In this paper, after reviewing some results in minimal space, some new results in this setting are given. We prove a generalized form of the Fan-KKM typetheorem in minimal vector spaces. As some applications, the open type of matching theorem and generalized form of the classical KKM theorem in minimal vector spaces are given.

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان - دانشکده ادبیات و علوم انسانی 1392

abstract the present study was conducted in order to investigate the impact of an integrated model of form-focused and task-based instruction on iranian efl learners vocabulary learning and retention.it also aimed to detect efl learners attitude towards the implementation of form-focused task-based vocabulary instruction in the classroom. in order to address the purposes of this study, a sampl...

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