擬凸性 的英文怎麼說

中文拼音 [nǐtūxìng]
擬凸性 英文
quasi convexity
  • 擬 : 動詞1. （設計; 起草） draw up; draft 2. （打算; 想要） intend; plan 3. （模仿） imitate
  • 凸 : Ⅰ動詞（高出） bulge; protrude Ⅱ形容詞（高於周圍） protruding; raised
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  1. This article takes the lagrange equation as the principle, establishes mathematics modeling to the inertia brake vibration when it brakes, then simulates it with matlab. this paper educed the relation equations between, which are the inertia brake ' s friction coefficient of the brake ring and the friction disk, the mean radius, the braking force, rotation inertia of the driving top and the spline shaft, spiral climbing angle of the brake ' s concave - convex helicoid, the mean effort radius of the concave - convex helicoid, elasticity coefficient of the spring, quality of the driving top and the spline shaft, rotations inertia of the brake ' s rotation part besides the driving top and the spline shaft, suppresses sleeve. provides the theory basis for the inertia brake structure optimization

    本文以拉格朗日方程為理論基礎，對慣性制動器在制動時的振動進行數學建模，然後用matlab對其進行模擬，得出了慣性制動器在制動時振動角頻率分別與制動環和摩擦片之間的摩擦系數、制動力的平均半徑、主動頂和花鍵軸的轉動慣量、慣性制動器的凹凸螺旋面的螺旋升角、凹凸螺旋面平均作用力的半徑、彈簧的彈性系數、主動頂和花鍵軸的質量、慣性制動器除主動頂和花鍵軸外其他部分的轉動慣量和、頂壓套的質量等慣性制動器各零部件的物理參數之間的關系，為慣性制動器的結構優化提供了理論依據。
  2. Connectedness of the solution set of multiobjective optimization with cone quasiconvex set - valued mapping

    錐擬凸集值映射多目標優化的解集的連通性
  3. The paper gives a particular analysis on the core module of the option - adjusted model, that is the module of making interest scenes and the module of option characteristic behavior. combining the facts of our country the paper analyzes the applicability of the model. the paper simulates the process of calculating the effective duration and convexity with hull and white ’ s interest term structure and trinomial interest rate tree model

    文章著重分析了期權調整利差的兩個核心模塊，即利率情景製造和期權特徵行為模塊以及其中涉及的模型在我國的適用性，並用hull和white的利率期限結構和三叉樹的方法模擬演算了一項具有隱含期權的假設資產的有效持續期和有效凸度的求解過程。
  4. Removal craft of phenol from waste water by acid - treating attapulgite clay

    酸改性凹凸棒土對含酚模擬廢水的吸附性能研究
  5. Secondly we study the properties of moment generating functions of probability measures, calculate its sub - differential by the convex analysis, use it to characterize the quasi - symmetric probability

    本文研究了概率測度的矩母函數的性質，用凸分析的方法算出了矩母函數的次微分，並用此完全刻畫了c . j . stone提出的擬對稱概率測度的性質。
  6. In this article, we give sufficient conditions for the existence of solutions to the vectorial hamilton - jacobi equations with dirichlet boundary condition : obtaining, in addition, an application to the theory of existence of minimizers for a class of non - convex variational problems

    本文給出了一類依賴于自變量和未知函數的梯度的向量情況隱式偏微分方程的dirichlet問題的弱解的存在性的充分條件，並將該結果應用到一類非擬凸變分問題中去。
  7. Considering the similitude law for shaking table test, we study the test results and obtain some conclusions which are a ) generally, the silty soil in test box liquefies and the liquefied time has relation with the amplitude of acceleration, b ) when the intensity is on and above eight degree, the silty soil deposit will be liquefied dramatically, c ) the relationship of the pore water pressure is relevant to the cycle loading which represents when the cycle loading ranges from little to great, the relationship is represent as a concave curve, or else as a protruding curve and tends to stability. ( 3 ) based on the triaxial compression test and the resonant column test, some studies are made such as a ) the duncan - chang parameters of constitutive model, b ) the dynamic shear modulus ratio and c ) the damping ratio of the site soil deposits. in order to deal with the test data, a computer program is compiled

    （ 2 ）利用小型振動臺進行了k _ 0固結狀態下粉土的振動液化模擬研究，通過分析正弦荷載作用下的試驗資料，驗證了粉土的孔隙水壓力增長模式的合理性；從微分方程推導了基於土體振動臺模型試驗的相似律，並從模型實體、孔壓時程曲線和相似律等方面做出了分析，得出了如下結論：在小型振動臺試驗中，模型箱中的粉土都發生了液化，液化的時刻和輸入加速度幅值有關，而對頻率的變化不太敏感；粉土在相當於8 9度地震烈度的加速度幅值作用下可能產生嚴重的液化；孔壓的增長曲線形狀與施加的荷載有關：當施加荷載為由小到大的形式時，曲線形狀為上凹的曲線；當施加荷載為等幅的正弦荷載或荷載幅值由大到小時，曲線形狀為上凸的曲線，且逐漸趨于穩定。
  8. The upper semi - continuity on their solutions of optimization problems on the cone

    錐上半連續錐擬凸集值映射多目標優化超有效解集的連通性
  9. To save the resources and shorten the development cycle, these research methods were adopted, such as, using ug software to build the model, analyzing the removed snow ’ s track directly on the model, using adams to simulate the structure of avoiding obstacles, and using relative experience data to calculate the whole

    （ 5 ）對原避障機構進行模擬分析，改進不合理之處，使鏟刃避障軌跡為上凸曲線。 （ 6 ）通過除雪車作業計算，分析前雪鏟作業時整車的側向穩定性、牽引特性及功率匹配特性，提出改進方案。
  10. Henceforth, we calculate the saliency ratio of improved motor by the way of " electromotive oprce method ", and simulate the start processions of original motor and the improved motor with matlab language. from the result of simulation, we can find that the improved motor have better pefformance than the original motor

    此後本論文運用「電勢法」計算出轉子結構改進后永磁同步電動機的凸極比，並利用matlab語言對改進前後電機的起動過程進行計算機模擬，模擬結果表明改進后永磁同步電動機能獲得更好的起動性能。
  11. In this thesis, the mathematical model of transitional process is built up during salient - pole synchronous motors ( asynchronous starting based on the state equations under d - q frame, simulation model about asynchronous starting using matlab software is set up. it proves the novel exciting winding control way through analyzing and studying the simulation curves, and provides the best exciting in towards polarity way using " stator - electricity " during salient - pole synchronous motors ( asynchronous starting through analyzing the fault of traditional way to exciting

    通過分析d q軸系下的凸極同步電動機狀態方程，建立了凸極同步電動機異步起動過渡過程的數學模型。利用matlab模擬軟體建立凸極同步電動機異步起動模擬模型，通過模擬曲線分析、研究，證明本文提出的新型勵磁繞組控制方法的正確性，並通過分析傳統投勵方法的缺陷，提出了"定子電量法"實現凸極同步電動機最佳順極性投勵的方法。
  12. Almost semi - continuity of set - valued mappings on super - spaces

    錐擬凸集值映射與集值映射的錐半連續性
  13. One is, based on answering the above open problem on a finite dimensional euclidean space by means of partially ordered theory, to research the existence of solutions, global error bounds of proximal solutions and sensitivity of parametric unique solutions and present a class of variable - parameter three - step iterative algorithms for generalized set - valued variational inclusion problems by using - resolvent operator of set - valued mapping. two is to consider the convexity, closedness and boundedness of the solution set of general set - valued variational inclusion problems and the sensitivity of the parametric solution set by means of graphical convergence theory. three is to discuss directly the existence of solutions by using analytical methods for set - valued mixed quasi - variational - like inequalities and suggest a class of direct variable - parameter three - step iterative algorithms for solving generalized set - valued variational inclusions

    研究分有三個方面：一是藉助于偏序理論在有限維歐氏空間中解決了上述公開問題，在此基礎上利用集值映射的-預解運算元，研究了廣義集值變分包含問題解的存在性、逼近解的全局誤差界、參數唯一解的靈敏性，並提出了一類變參數三步迭代演算法；二是藉助于圖收斂理論研究了一般集值變分包含問題解集的凸性、閉性和有界性以及參數解集的靈敏性；三是用分析的方法直接討論了集值混合擬類變分不等式問題解的存在性並提出了一類求解廣義集值變分包含問題的直接變參數三步迭代演算法。
  14. The quasi - weak convergence in c [ a, b ] is studied and applied to the boundary - value problems in the nonlinear ordinary differential equations without the assumption of the continuity, compactness and convexity

    摘要研究了連續函數空間中凹（凸）函數列的擬弱收斂性，並應用於沒有連續性緊性和凹凸性假定的二階常微分方程的邊值問題。
  15. In the third chapter, we use the tool of carleson measure, charactering the bounded and compact of weighted composition operator on bergman space on strongly pseudoconvex domains, these results generalized the results of g. mirzakarimi and k. seddighi

    在第三章，利用carleson測度這一工具，刻劃了有界強擬凸域上bergman空間上加權復合運算元的有界性及緊性。推廣了g . mirzakarimi與k . seddighi在單位圓盤上加權bergman空間上獲得的結論。
  16. Quasiconvex functions and various generalized convexity of functions play important roles in mathematical programming

    擬凸函數及函數的各種廣義凸性，在數學規劃中起著重要作用。
  17. Criteria were derived for functions to be quasiconvex under lower semicontinuity or upper semicontinuity conditions by mukherjee and yeddy ( ref. l ). in the first part of this paper, we generalized almost all of the results there

    Mukherjee和yeddy在文獻[ 1 ]中，分別在函數的下半連續性和上半連續性的條件下，對于函數的各種擬凸性給出了一些判別方法。
  18. In chapter 3, existence of quasi - convex, quasi - concave, convex and concave solutions of a linear iterative functional equation are studied

    第三章研究了線性型迭代方程的擬凸解、擬凹解、凸解及凹解的存在性。
  19. New properties of strictly prequasi - invex functions

    嚴格預不變擬凸函數的新性質
  20. General convex sets and convex functions : g - convex sets and g - convcx functions are investigated, some properties of which arc achieved, the cti - tcrions of g - convcx functions and g - quasiconvcx functions arc given, the theory of general convexity is deepen : two kinds of general variational inequality problems are studied

    討論了一類廣義的凸集和凸函數： g -凸集和g -凸函數，得出了若干性質，給出了g -凸函數和g -擬凸函數的判別準則，豐富了廣義凸性的內容；研究了兩類廣義的變分不等式問題。
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