نتایج جستجو برای: ordered structure

تعداد نتایج: 1606795  

Journal: :Journal of Investigative Dermatology 1981

Journal: :Angewandte Chemie 2022

Inspired by ideas from NMR, we have developed Infrared Diffusion-Ordered Spectroscopy (IR-DOSY), which simultaneously characterizes molecular structure and size. We rely on the fact that diffusion coefficient of a molecule is determined its size through Stokes-Einstein relation, achieve sensitivity to creating concentration gradient tracking equilibration in an IR-frequency resolved manner. Ana...

Journal: :The Journal of chemical physics 2005
Steven W Rick

Computer simulations of ice Ih with different proton orientations are presented. Simulations of proton disordered ice are carried out using a Monte Carlo method which samples over proton degree of freedom, allowing for the calculation of the dielectric constant and for the examination of the degree of proton disorder. Simulations are also presented for two proton ordered structures of ice Ih, t...

Journal: :iranian journal of numerical analysis and optimization 0
mojtaba moniri jafar s. eivazloo

in an earlier work we showed that for ordered fields f not isomorphic to the reals r, there are continuous 1-1 unctions on [0, 1]f which map some interior point to a boundary point of the image (and so are not open). here we show that over closed bounded intervals in the rationals q as well as in all non-archimedean ordered fields of countable cofinality, there are uniformly continuous 1-1 func...

Journal: :iranian journal of fuzzy systems 2010
xiang-yun xie jian tang

let $s$ be an ordered semigroup. a fuzzy subset of $s$ is anarbitrary mapping   from $s$ into $[0,1]$, where $[0,1]$ is theusual interval of real numbers. in this paper,  the concept of fuzzygeneralized bi-ideals of an ordered semigroup $s$ is introduced.regular ordered semigroups are characterized by means of fuzzy leftideals, fuzzy right ideals and fuzzy (generalized) bi-ideals.finally, two m...

2008
John Harding

Introduction The ordered field of rationals (Q, ≤, +, ·) is an ordered algebraic structure — i.e. a poset with additional operations. to complete the rationals — that is, to embed the rationals into a structure where every (bounded) subset has a join and meet. This is a very good completion as it preserves all existing joins and meets as well as many algebraic properties. Introduction Ordered a...

Journal: :CoRR 2007
Alexandr A. Savinov

In this paper we describe a new approach to data modelling called the concept-oriented model (CoM). This model is based on the formalism of nested ordered sets which uses inclusion relation to produce hierarchical structure of sets and ordering relation to produce multi-dimensional structure among its elements. Nested ordered set is defined as an ordered set where an each element can be itself ...

Journal: :J. Symb. Log. 2001
Philp Ehrlich

Introduction. In his monograph On Numbers and Games [7], J. H. Conway introduced a real-closed field containing the reals and the ordinals as well as a great many other numbers including -co, co/2, 1/co, wS and co 7T to name only a few. Indeed, this particular real-closed field, which Conway calls No, is so remarkably inclusive that, subject to the proviso that numbers-construed here as members...

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