application of differential equations in engineering field

... nicepresentation of methods as well as results in the area In recent years, there has been an increasing interest in extending certain classical results to differential equations in Banach spaces In this ... abstract functional differential equations with infinitedelay, there are three kinds of definitions of stabilities In Sections 3 and 4, we provesome equivalence of these definitions of stabilities ... the case of almost periodic solutions of (linear and nonlinear)equations in Banach spaces To this end, in the first chapter we present introduc-tions to the theory of semigroups of linear operators

Ngày tải lên: 29/10/2015, 12:32

... are for example urine calcium levels, urine levels of N-terminal telopeptide of collagen type I, free deoxypyridinoline or pyridinoline, hydroxyproline and serum levels of alkaline phosphatase ... Trang 1Application of a Human Bone Engineering Platform to an In Vitro and In Vivo Breast Cancer Metastasis Model Verena Maria Charlotte Reichert, MD Faculty of Built Environment and Engineering, ... However, the involvement of the skeleton is a major cause of morbidity and hospitalization in addition to the tremendous impact in the quality of life of each woman 2.2 Clinical presentation of bone

Ngày tải lên: 07/08/2017, 15:52

... variation-of-constants formula in the theory of linear ordinary differential equations So, we often call the representation formula obtained here the variation-of-constants formula in the phase space Such ... is finite dimensional, the representation formula for functional differential equations has been established by Hale [5] in the case of finite delay and by Murakami [16] in the case of infinite ... November 22, 2000 For linear functional differential equations with infinite delay in a Banach space, a variation-of-constants formula is established in the phase space As an application one applies

Ngày tải lên: 17/12/2017, 16:49

... Moving Bed Biofilm Reactor (MBBR) solves the remaining problems in the reactors using fixed biofilms such as reducing the volume of structure, reducing energy costs, and significantly increasing ... a strategy of many countries including Vietnam Currently, the living standard in our country is being improved gradually, awareness of health protection is increasing, especially in big cities ... An overview of biofilm and the works using this technology, evaluating the advantages and disadvantages of each type of biofilm, each type of work for which to propose moving bed biofilm carriers

Ngày tải lên: 09/01/2020, 15:21

... Moving Bed Biofilm Reactor (MBBR) solves the remaining problems in the reactors using fixed biofilms such as reducing the volume of structure, reducing energy costs, and significantly increasing ... a strategy of many countries including Vietnam Currently, the living standard in our country is being improved gradually, awareness of health protection is increasing, especially in big cities ... An overview of biofilm and the works using this technology, evaluating the advantages and disadvantages of each type of biofilm, each type of work for which to propose moving bed biofilm carriers

Ngày tải lên: 15/01/2020, 10:42

... examples are given to illustrate our results 1 Introduction Owing to the memory behavior cf., e.g., 1, 2 of materials, many practical problems in engineering related to viscoelasticity or thermoviscoelasticity ... the following Volterra equation: ut  Aut  t 0 at − sAusds, t ≥ 0, u0  x 1.1 in a Banach space X, with A being the infinitesimal generator of a C0-semigroup Tt defined on X, ... ∩ iR is countable. Proof Since the first coordinate of2.5 is the unique solution of 1.1, it is easy to see that the strong stability and asymptotic almost periodicity of1.1 follows from

Ngày tải lên: 21/06/2014, 05:20

... denominators in both equations are equal This allows us to use some of the techniques developed in8 to completely obtain the solutions and give a nice description of the dynamics of the system In ... be to give a description of the dynamics of the system in terms of the eigenvalues of the associated matrixA given in 2.2 We begin with the following result concerning 2-periodic solutions ... the equilibrium point β2 1− α2/β2, β1 attracts every complete solution not starting on a point of the line x  0, c the solutions starting on a point x0, y0 of the line x  0 are prime

Ngày tải lên: 21/06/2014, 05:20

... Andrzej Szulkin We discuss on the generalized Ulam-Hyers stability for functional equations in a single variable, including the nonlinear functional equations, the linear functional equations, ... existence of a mapping c : G → Y such that the following hold. i c is a fixed point of J, that is, The mapping c is the unique fixed point of J in the set This says that c is the unique mapping verifying ... and we obtain the exis-tence of a mapping c : G → Y such that the following hold. i c is a fixed point of J, that is, c x  Fx, c The mapping c is the unique fixed point of J in the set

Ngày tải lên: 22/06/2014, 06:20

... uK0, then inequality (2.3) implies The following definition, which is a modified version of one introduced in [3], vides a kind of the strict inequality inX. pro-Definition 2.5 Let H be a linear ... the interior of the abovementioned cone in L ∞[0, 1] is empty The proofs of the results of this paper rely upon properties of a certain nonlinear tional associated with the wedgeK and a certain ... (2.29) is nonlinear 3 Mutual comparability of solutions of ( 1.1 ) The aim of this section is to establish certain conditions under which each two solutions of (1.1) lying in a certain linear manifold

Ngày tải lên: 22/06/2014, 18:20

... solvability of (1.2) inl∞spaces of sequences defined onN In the present paper, we will characterize the exponential dichotomy of (1.1) by the solvability of (1.2) in l p spaces (1≤ p < ∞) of sequences ... n belonging to a relevant sequence space (1.3) In the infinite-dimensional case, in order to characterize the exponential dichotomy of (1.1) defined onN, beside the surjectiveness of the operatorT, ... spaceX, we investigate the characterization of exponential dichotomy of the difference equations vn+1 = A n v n We characterize the exponential dichotomy of difference equations in terms of the exis-tence

Ngày tải lên: 22/06/2014, 22:20

... differential equations and the initial or boundary conditions may con-tain discontinuous nonlinearities; (5) problems on unbounded intervals; (6) finite and infinite systems of initial and boundary value ... that all well-ordered and inversely well-ordered chains of U have supremums and infimums in P. Proof (a) In both cases (A) and (B), the mapping x → x+is continuous inE and  x+ ≤  x for eachx ... definition (2.1) ofP. IfW is an inversely well-ordered chain in U, then − W is a well-ordered chain in − U. The above proof ensures thatv =sup(−W) exists in C(J, E) and belongs to P Thus, infW

Ngày tải lên: 23/06/2014, 00:20

... teacher - Making an effort in creating a relaxing atmosphere in class in order that most students are not afraid of speaking in front of the rest of the class Also, doing as many speaking activities ... speaking skill? “Speaking is the delivery of language through the mouth” Oxford dictionaries define “Speaking is the action of conveying information or expressing one’s feelings in speech” In addition, ... importance of communicative activities in English speaking classes By means of research instruments, the reality of teaching and learning speaking in general and applying communicative activities in

Ngày tải lên: 05/07/2014, 08:03

... 1MINISTRY OF EDUCATION AND TRAINING MINISTRY OF AGRICULTURE AND RURAL DEVELOPMENT VIETNAM ACADEMY OF AGRICULTURAL SCIENCES DONG THI KIM CUC “Research and application of molecule markers in ... Application of molecular assisted backcrossing (MABC) is one of the initial research to improve Bac Thom 7 with salinity tolerance for growing in the coastal areas of Red River Delta Applying ... pairs of parents carrying higher the genetic distance which could obtain more the heterosis properly 1.4.3.2 Studying on genetic mapping Application of molecular markers in QTL linkage mapping,

Ngày tải lên: 07/07/2014, 21:30

... generated from a single gene by selectively join-ing together exons of a primary transcript in different pat-terns (see, for example, [1] for a review) Thus, instead of coding a single protein, the same ... exons in the complex colon cancer study, demonstrating its high potential also in real biomedical applications We focused here mainly on the rankings of the exons, since in practice the ranking ... detection of differential splicing is the complexity of the splicing process Several types of splicing events have been observed, such as exon inclusion/exclusion, alteration of exon length, intron

Ngày tải lên: 14/08/2014, 21:20

... Grind materials become cements Materials adopt mainly conveyor pour in grind machine, commision of grind-machine in mixing and grind, materials become the farina This compoud after out of grind-machine ... principle of pick off bottle machine * Activity principle of wash up bottle machine Trang 54* Activity principle of destroy bacteria machine * Activity principle of stick label machine * Introduce conveyor ... grouping behind the main program Next, is interrupt program. Trang 31Main program MENDMain Program MEND SBRO The subroutine 1 RET Realize 1 cycle Realize main program call Realize when have interrupt

Ngày tải lên: 26/09/2014, 23:46

... function in both initiating and responding roles and thus perform a wide range of language functions (e.g asking and giving information, agreeing and Trang 34| disagreeing, instructing) meaning communication ... exchange information, and in doing so, develop new understanding and learning To sum up, input and interactionist theories have considerable impact on TBI Tasks involve input in the form of a piece of ... buying a pair of shoes, making an airline reservation, borrowing a library book, taking a driving test, typing a letter, weighing a patient, sorting letters, taking a hotel reservation, writing

Ngày tải lên: 24/11/2014, 01:06

... extended to ordinary functional ditferential equations (OFDE) of delay type in Trang 2[1], to OFDE with advance and delay in [5, 11, 12], to abstract functional differentia equations in [22] Recently, ... introduced by Massera in 1950 to ordinary differential equations, saying that the linear differential equation of the form b= Alt)e(t) + f(t), where A, f is continuous, periodic with the same period ... evolution equations in (15, 16, 17, 18] For a more complete introduction to thi topic we refer the reader to any introduction of these papers and counterexample for almost periodic equations in [7,

Ngày tải lên: 11/03/2015, 07:57

... solu- tions of a delay differential equation, while in the second example, we will obtain the bound of the solutions of an integral equation. For the sake of proving the global existence of solutions of ... Zheng and Feng: Some new nonlinear integral inequalities and their applications in the qualitative analysis of differential equations. Journal of Inequalities and Applications 2011 2011:20. Submit ... 2011:20 http://www.journalofinequalitiesandapplications.com/content/2011/1/20 Page 14 of 15 RESEARC H Open Access Some new nonlinear integral inequalities and their applications in the qualitative analysis of differential...

Ngày tải lên: 21/06/2014, 01:20

... NGOs and international organizations. 4.2 Improvement in deriving information 4.2 Improvement in deriving information III. Application of remote sensing III. Application of remote sensing technology ... processes. 3.1 In the past 4.6 Priority needs ) ) Development of Forest Monitoring and Development of Forest Monitoring and Information System (FOMIS) Information System (FOMIS) including: including:  ... strengthening cpacity for forest inventory including application of remote sesing imagery;  1991 – 1995: conducted 1st cycle of NFI with the use of Landsat TM to make forest cover maps at provincial...

Ngày tải lên: 24/01/2014, 03:20

... scientific information on the feasibility of utilising remote sensing techniques in the implementation of existing legislation, and describe opportunities for realistic streamlining of monitoring in ... Temperature profile ã Pressure profile ã Profiles of all trace gases that absorb in the spectral region of interest ã Profiles of all relevant aerosol properties (absorption and scattering coefficients) ... the final result of a study on the applicability of remote sensing in the field of air pollution requested by the DG Environment. The objectives of this study were to: ã Have an assessment of...

Ngày tải lên: 17/02/2014, 10:20