擬凸函數 的英文怎麼說

中文拼音 [nǐtūhánshǔ]
擬凸函數 英文
quasi convex function
  • 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
  • 函 : 名詞1. [書面語] （匣; 封套） case; envelope 2. （信件） letter 3. （姓氏） a surname
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  1. 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。
  2. A - quasiconvex subgroup of an asynchronously combable group is also asynchronously combable, and furthermore, a - quasiconvex subgroup of an asynchronously combable group equipped with a departure function is also asynchronously combable equipped with a departure function

    摘要證明了異步可梳群的-擬凸子群仍是異步可梳群，並且如果異步可梳群具有分離函數，則其-擬凸子群也具有分離函數。
  3. 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。
  4. As the cam profile with constant - velocity - constant - acceleration ramp feature and with continuous higher derivative lift feature is widely adopted in the advanced high - speed internal combustion engines, the cam ramp profile is fitted with a reasonable function and the cam - lift profile is fitted with a polynomial function

    考慮到高速內燃機的凸輪大多採用具有等加速-等速特徵的緩沖段和高階導數連續特徵的工作段型式，用等加速-等速函數擬合緩沖段實測升程數據，用整體式高次多項式函數擬合工作段實測升程數據。
  5. So we can complete the kinematic analysis of the cam mechanism by the analysis of the corresponding assur - group. based on the method, this paper deals with plannar disc - cam mechanisms with different types of followers. the main points of this paper are as follows

    基於桿組的分析方法，本文圍繞各種類型從動件的平面盤形凸輪機構做了如下工作： 1 .根據凸輪機構的檢測數據利用三次周期樣條函數插值法對凸輪實際廓線進行曲線擬合。
  6. In the paper, based on the method of low pair replacing with high pair, the problem of cam design was transferred to that of linkage design. by means of rotary unit vectors, the equations of displacement, velocity and acceleration of the replacement mechanisms were developed. and then, the virtual linkage ' s length and direction were deduced

    論文基於高副低代原理，將平面凸輪機構設計與再現函數的平面連桿機構設計統一為同一種方法，運用圓向量函數建立代換機構的位移、速度、加速度矢量方程式，求取虛擬連桿桿長和方向，由此展開凸輪理論廓線、實際廓線、曲率半徑和壓力角的求解，並得出用圓形刀具加工凸輪時刀具中心的軌跡方程。
  7. This method could avoid the input of many trace points, and decrease the work times. using vb6. 0 and related interface functions, a user - friendly interface of the design and dynamic simulation system of cam mechanism was developed. it could plot the track of the movement, produce the related documents and simulate the cam movement dynamically

    系統運用vb6 . 0以及相關介面函數構建了良好的人機交互界面，實現運動特性曲線繪制、數據文檔的輸出以及機構的運動模擬；基於activex技術調用autocad中對象，實現了凸輪廓線的圖形繪制。
  8. Remarks on criteria of prequasi - invex

    預擬不變凸函數判別準則的注記
  9. Abstract : in this paper, we investigate some properties of cone - continuous vector - valued functionsand the greatest cone lower bound, and prove the connectedness of the cone efficient solutionset for a cone - continuous vector - valued cone - quasiconcave function under the condition thatthe image set is cone - convex

    文摘:本文討論了錐連續函數及錐最大下界的性質，在此基礎上討論了錐連續錐擬凹向量函數最大化問題有效解集的連通性，證明了當象集為錐凸集時錐有效解集是連通的
  10. 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。
  11. 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。
  12. One is a class of equilibrium problems by duality method. another is equilibrium problems on local compact cone. and the last is a class of quasi - equilibrium problem related to subinvex functions

    一是用對偶的方法討論一類平衡問題；二是局部緊錐上的一類平衡問題；三是一類與次不變凸函數相關的擬平衡問題。
  13. 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。
  14. The concept of the midpoint quasi - convex function is introduced, and some conditions are obtained to ensure that midpoint quasi - convex function is quasi - convex in the measurable function space

    摘要本文提出了中點擬凸函數的概念，在可測函數空間中，給出了中點擬凸函數擬凸的若干個充分條件。
  15. Some sufficient conditions to quasi - convex functions

    擬凸函數的若干充分條件
  16. Motivated by the above results, the third part of this paper considers the equivalence problems that every stationary point or kuhn - tucker point is an efficient solution. we define i - quasi - invex vector function., i - strictly quasi - invex vector function and kt - i - strictly quasi invex vector function, and derive the above equivalent condition for unconstrained or constrained multiobjective programming

    於是，在本文的第三部分，我們定義了類不變擬凸、類嚴格不變擬凸、 kt -類嚴格不變擬凸的向量值函數，並且在無約束或約束多目標規劃中，獲得了每個駐點（或k - t點）是有效解的等價條件。
  17. A discussion on some definitions of quasiconvex function

    關于擬凸函數幾種定義的討論
  18. A note on criteria of quasiconvex functions

    擬凸函數判別準則的一個注記
  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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