extremal 中文意思是什麼

extremal 解釋
n. 名詞 【數學】極值曲線，致極函數。

  1. On extremal quasi - conformal mappings for parabolic regions

    關于拋物線區域的極值擬共形映照
  2. Theorem 20 is the basis of a rather detailed study of the structure of extremal graphs.

    定理20是極圖構造更詳細的研究的基礎。
  3. The forbidden subgraph problem is a prime example of the rather large family of extremal problems is graph theory.

    禁向子圖問題是圖論中相當大的一類極值問題中的主要例子。
  4. Some extremal properties of multivariate cardinal splines

    樣條空間的極值性質
  5. On hamilton sequences of extremal teichmller mappings

    關于極值teichmller映射的hamilton序列
  6. Estimates on the extremal sobolev - hardy functions

    極值函數的估計
  7. A class of star extremal circulant graphs

    性質的循環圖
  8. Be holomorphic in the unit disk. if an extremal teichmller mapping

    在單位圓盤上全純，並且極值的teichmller映射
  9. Chapter ii, the characteristics of uniquely extremal quasiconformal mappings

    第二章，唯一極值擬共形映射的特徵刻劃。
  10. In the third section, we get the extremal graph of weighted graph whose connectivity is 2

    在第三節中得到連通度為2的賦權圖在ore型條件下的極圖
  11. In the fourth and fifth chapters of this paper, we discuss the schwarzian derivatives of analytic functions, the nehari families and the extremal set of schwarzian derivatives, and apply the obtained results to determine the inner radius of univalence of rectangles and hexagons with equal angles

    在第四章和第五章中，對解析函數的schwarz導數和nehari族以及schwarz導數的極值集作了深入細致的研究，並且利用所得到的結果研究了矩形、等角六邊形的單葉性內徑問題。
  12. Determining the extreme values and extremal functions of the analytic functions on d = { z $ c : z < 1 } is very important in the principles of univalent functions. baernstein [ 2 ] gave the conclusion by using koebe function as the extremal function, glenn schober [ 6 ] studied the classes such as s, p, k, s * of h ( d ) and represented these functions with integral formulations. wang jian [ 3 ] and others investigated the integral mean values

    Baernstein首先在單位圓上討論給出了以koebe函數作為極值函數的結論， glennschober對h （ d ）中一些函數子類如s 、 p 、 k 、 s ~ *等作了研究，將這些子類上的函數用積分表達出來，王鍵結合baernstein ~ *函數的定義及glennschober的結論，定義了對稱集的概念並得出了一些函數類在其上的積分平均。
  13. From these - two forms, we determine the automorphism group aut ( h ) of the ( 2n + 1 ) - dimensional heisenberg lie algebra h ( see theorem1. 1 ). moreover, some subgroups of aut ( h ) are obtained, such as the inner automorphism group, the central automorphism group, the involutional automorphism group, the first and the second extremal automorphism group

    第一部分安排如下：首先給出了heisenberg李代數的兩種定義形式，由這兩種定義形式，我們得到了（ 2n + 1 ）維heisenberg李代數h的自同構群aut （ h ） （定理1 . 1 ） ；進而給出了aut （ h ）的一些子群：內自同構群，中心自同構群，對合自同構群，第一類外自同構群，第二類外自同構群。
  14. The first section of this paper gives a brief introduction about the basic concepts, terminology and symboles which are used in this paper. in section 2, we give an accurate discussion about the structure of a kind of graphs in [ 6 ] and get the extremal graph. in the third section, we introduce a new concept - - - - implicit weighted degree and using it we give a condition on the existence of heavy cycles in weighted graphs

    在本文的第一部分中，我們簡要介紹了論文中所涉及的一些概念，術語和符號；在第二部分中，我們對中圖的結構進行了精確的討論，給出了一個極圖；在第三部分，我們定義了一個新參數?隱賦權度，給出了賦權圖中重圈存在的隱賦權度條件；最後，在第四部分，我們給出了賦權圖中過兩點的重圈存在性的dirac型條件。
  15. Eventually, one may remove the large parameter a from the auxiliary problems by fredholm - riesz - schauder theory and extremal principle. thus the well - posedness and the regularity of the original problem will be obtained in a standard way. for the sake of convenience, we introduce some symbols

    最後，利用跡定理和局部化技巧可以把問題在每個區域上的解拼起來，從而得到該類問題在整個一般區域上的hl弱解存在唯一性及解的高階正則性和高階模估計
  16. Then g contains a y - longest path p ( x0, y ) such that d ( x0 ) if g has one. we discuss the structure of graph satisfying the conditions in theorem a and give the extremal graph

    … y ）滿足d （ oo ）三號我們對滿足超a條件的圖的結構進行了討論，給出了m極圖
  17. Simplified parameter estimation of joint distribution of extreme wind speed and wave height based on multivariate extremal theory

    極值風浪聯合概率模型參數估計的簡化方法
  18. The theory of extremal quasiconformal mappings is mainly concerned with the problems of existence and uniqueness of extremal quasiconformal mappings with given boundary correspondence and of the properties and characteristics of extremal quasiconformal mappings

    擬共形映射極值理論主要討論給定邊界對應的擬共形映射族中極值映射的存在性、唯一性、及極值映射的性質與特徵刻劃等問題。
  19. In the theory of quasiconformal mappings, it is often difficult to evaluate the maximal dilatation of the extremal quasiconformal mapping. how to overcome the obstacle is also a hot point

    在極值擬共形映射理論中，極值映射的最大伸縮商往往是難以計算的，如何解決這個問題也是擬共形映射理論中所要討論的一個熱點。
  20. Compared with other algorithms, the first - order gradient algorithms and the neighboring extremal algorithms are adopted to resolve tpbvp, at the same time we found out the relation between them

    在比較各種解法基礎上，最終具有方向性地研究了梯度法和鄰近極值法，並找到了二者之間的聯系。
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