有限代數數域 的英文怎麼說

中文拼音 [yǒuxiàndàishǔshǔyù]
有限代數數域 英文
finite algebraic number field
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 限 : Ⅰ名詞（指定的范圍; 限度） limit; bounds Ⅱ動詞（指定范圍, 不許超過） set a limit; limit; restrict
  • 代 : Ⅰ動詞1 （代替） take the place of; be in place of 2 （代理） act on behalf of; acting Ⅱ名詞1 （歷...
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 域 : 名詞（在一定疆界內的地方; 疆域） land within certain boundaries; territory; region
  • 有限 : limited; restricted; finite; a little; not much
  • 數數 : c counts
  1. This thesis is composed of following parts : the fundamental theory of the modern cryptology is briefly researched, in which the mathematic model of cryptology, data encrypt principle and galois field theory related with elliptic curve crypto is discussed

    論文的主要內容為： 1研究了現代密碼學相關的基本理論，介紹了密碼系統的數學模型、數據加密原理和與橢圓曲線加密密切相關的有限域理論； 2
  2. Prime number theorem of an algebraic function field of dimension 1 over a finite field

    有限域上單變量代數函數域中的素數定理
  3. A normal transform is introduced, and there are enough much grids in the region between the critical layer and the wall, where the variation of the disturbance is the quickest. the finite - difference of governing equations with fourth - order accuracy in the normal direction is utilized in full regions including points close the wall, and is very important for accurately discreting equations. the combination of global and local methods is implemented, and a new iterative formula is derived

    對于曲線坐標系下的拋物化穩定性方程，文中發展了求解的高效數值方法:引進法向變換，使得在臨界層與壁面之間的擾動量變化最快的區域有更多的法向網格點;導出包含邊界鄰域在內的完全四階精度的法向有限差分格式，這對方程精確離散至關重要;採用全局法和局部法相結合的方法及其新的迭代公式，大大加速收斂並得到更精確的特徵值。
  4. With the rapid development of digital era, c & i （ beijing ） digital technology co., ltd. has gathered the experiences of research and production in the field of dye - sublimation for more than ten years, offered various kinds of dye - sublimation printer for meeting the needs of speed and convenience in the modern society, supplied high - quality and low - cost ribbon to strengthen the competition and popularity of dye - sublimation printer through the dye - sublimation technology and production line

    迎著數碼時代的飛躍發展，希恩艾（北京）數碼科技有限公司在熱升華領域里積累了十幾年的研發及生產經驗，推出了數款迎合現代社會快速便利特點的數碼照片快印設備，並採用熱升華彩印技術及生產線，提供高質量、低成本的色帶，帶動數碼熱升華彩印系統相片成本的降低，增強數碼熱升華彩印系統的競爭力和普及率。
  5. Their size parameters, the largest probability of a successful impersonation attack and the largest probability of a successful substitution attack are computed ; chapter three use sympletic geometry to construct authentication codes with arbitration, some parameters and the largest probability of successful attack are also computed ; chapter four is about lattices generated by transitive sets of subalgebras under finite chevalley groups

    並計算了相關參數及成功偽造和成功替換的最大概率；第三章在辛幾何的基礎上構造了具有仲裁的認證碼，亦計算了相關參數及各種攻擊成功的最大概率；第四章討論了有限域上chevalley群作用下的子代數軌道生成的格。
  6. Program : to present new research results in the representation theory of finite and infinite dimensional algebras, lie algebras, algebraic groups, quantum groups, superalgebras, vertex operator algebras, and related applications to other fields of mathematics and physics

    會議內容:這次會議將交流我國及世界其它國家在以下領域中的最新研究成果:有限維及無限維結合代數的表示理論;李群，李代數，代數群，有限群，以及量子群的表示理論;頂點運算元代數及其表示理論;與以上表示理論有關的數學物理及量子場論
  7. An algorithm for grobner basis for an ideal of a polynomial ring over a group algebra of a finite group over a field is given

    ?給出了準確計算域上有限群的群代數上的多項式環的理想的gr （ ? ） bner基的演算法。
  8. Algorithms for the minimal polynomial and the inverse of a given block symmetric circulant matrix over a group algebra of a finite group over a field are presented. and a method of determining singularity of this block symmetric circulant matrix is given

    ?給出了求域上有限群的群代數上的塊循環矩陣的極小多項式的演算法，西安電子科技大學博士學位論文:多項式代數及其應用奇異性判別法及其逆矩陣的求法
  9. The definition of a mixed block matrix is given, and an algorithm for the inverse of a given mixed block matrix over a group algebra of a finite group over a field is presented, and a method of determining singularity of this mixed block matrix is given

    ?給出了域上有限群的群代數上的塊對稱循環矩陣的奇異性判別法及其逆矩陣求法. ，定義了域上有限群的群代數上的混合塊矩陣，並給出了它的可逆性的判別法及其逆矩陣的求法
  10. The variational trait of the first temporal coefficient is that the coefficient is often positive in 1960s, often negative in 1970s, the break point often happen in 1960s and 1970s, especialy 1970s ; the fluctuate of the second temporal coefficient of year. spring and autumn appears little change, but appears much change of summer and winter, the break point often happen in 1980s and 1990s, specially 1980s ; the change trend of the third temporal coefficient is not obvious during 1961 to 2000, only appears clear raise in the anaphase 1990s ; it is difficult to detail the positive and negative trend of the fourth temporal coefficient, the situation of the coefficient appears alternant change of positive value and negative value, the break points happen concentratively in 1990s, the situation of the fifth temporal coefficient is like the fourth ' s ; the alternate of positive value and negative value of the sixth temporal coefficient is obvious, then the negative trend take advantage after 1990s, the distribution of the break point is even, but most of them still in 1990s ; the break points happen many times, but it is limited that the break points attain 0. 05 significance test

    第一時間系數變化大體有如下特點：對年和季節來說， 60年代系數多表現為正值， 70年代多表現為負值，突變點多發生於60 、 70年代，特別是60年代；第二時間系數在年、春季、秋季表現為波動很小，夏季和冬季則很大，突變點多發生於80 、 90年代，特別是80年代；第三時間系數正負變化趨勢不明顯，只是90年代後期在年和夏季降水中升高明顯；第四時間系數基本無明顯正負趨勢可言，只是正負交替出現，突變點集中出現在90年代；同第四時間系數相似，第五時間系數亦無明顯正負趨勢，突變點多出現在90年代；第六時間系數正負交替明顯，進入叨年代后負趨勢為主，突變點分佈較均勻，但仍以904atvjz多；突變點出良多，但突變區域艾擇no 05 ggrr著性以上的卻有限。
  11. The control equation consist of completely coupled deformation equation, seepage equation, conduction and convection equation of heat, which describe the reservoir non - liner performance. 2, present the detailed strategy and methods to solve this mathematics model, the basic strategy as follows : regard the deformation equation ? seepage equation conduction and convection equation of heat as separate system, and solve the equation by coupling and iterative method ; disperse the control equation in the geometry field by the finite element method ( galerkin ), and in the time field by the finite difference method : programme the computer program on this task ; when the solving, take the combinative measures of the thick and thin mesh ; successfully carry out the numerical simulation in vast 3d heat extraction system of hdr

    2 、提出了高溫巖體地熱開發的固、流、熱多場耦合數學模型的數值解法，其基本的求解策略是：將固體變形，流體滲流與溫度場方程看成獨立的子系統，耦合迭代求解；利用有限元離散（ galerkin ）方法將控制方程在幾何域上離散，並用差分法得到時間域上的離散方程，並在此基礎上，編制了相應的計算機源程序；有限元求解中，為減小邊界效應的影響，在計算中採取粗細網格結合的方法，順利地實現了高溫巖體地熱開發三維巨系統的數值模擬。
  12. It is proved that every nonzero ideal in a finite - dimensional semi - simple algebra over a field is generated by an unique central idempotent

    證明了域上有限維半單代數的每一個非零理想由唯一的中心冪等元生成。
  13. In this dissertation, the research trends for the problem have been introduced ; the ‘ dim ’ and ‘ point ’ has been strictly defined in mathematics from machine vision and human vision ; the ideal clutter suppression system based on clutter predication and the realization and evaluation of evaluation index has been studied, in succession the clutter suppression technologies have been researched. firstly, the classic nonparametric algorithm has been analyzed in detail and systematically, for it ’ s weakness that it cannot remove the non - stationary clutter ideally, kalman filter algorithm for clutter suppression in 2d image signal has been built. secondly, fast adaptive kalman filter is presented based on fast wide - sense stationary areas partition algorithm : limited combination and division algorithm based on quarti - tree algorithm, new taxis filter route algorithm which can break through the limitation of the necessity of pixel neighborhood of 2d filter and laplace data model with two parameters which is perfectly suitable for the residual image of kalman clutter suppression

    首先分析了經典的非參數法，對於四種具有代表性的核，從前述的三個性能評價方面做了分析和對比，指出了其速度快的優點和對非平穩圖像適應性差的弱點，針對非參數法的弱點，重點研究了對非平穩圖像適應良好的卡爾曼雜波抑制技術:建立了非平穩圖像的類自回歸模型，在此基礎上建立了二維卡爾曼濾波基礎的兩個方程:狀態方程和測量方程;建立了非平穩圖像準平穩區域快速劃分演算法:基於四叉樹法的有限分裂合併演算法;二維空間的基於k排序的濾波路線演算法，突破了空域濾波路線上區域相鄰的限制;在這些研究的基礎上實現了快速卡爾曼估計，實驗驗證了該方法相對逐點卡爾曼估計可以提高運算速度三倍左右;雜波抑制結果表明傳統的高斯性檢驗並不適合卡爾曼估計后的殘余圖像，由此建立了殘余圖像的雙參數拉普拉斯模型，實驗表明其可以完好的吻合殘余圖像的概率密度曲線。
  14. Let f be a field and charf = p = 3. in this paper the generators of modular simple lie superalgebras w, h, s, k and ho of cartan - type are determined. their derivation algebras and their dimensions are determined, also. the main results are following : ( l ) let t = { xki | 1 < i < m, 0 < ki < 3ti }, s = { xi | m + 1 < i < s }, then t sgenerates k ( m, n, t )

    設f是特徵p = 3的域，本文決定了f上有限維cartan型單李超代數w型， h型， s型， k型和ho型的生成元和它們的導子代數及其維數
  15. Proceed from general conclusion of algebra on the finite field, study this special algebra system of elliptic curve on the finite field, discuss that sets up several theories of the public key cryptosystems and the problems of implementation on it

    從有限域上的代數的一般結論出發，研究有限域上的橢圓曲線這一特殊的代數系統，討論在其上建立公鑰密碼體制的若干理論和實現問題。
  16. M there are considerable number of research concendng finie elemen method on contat problem and lot of techniques such as iteraion methd, mathematics propoming, penalty method, langrange multiplier and so on hav been developed, it is not easy to popularize the presemed methods to engineering. " field due to their complicate techniques. ms prompts the author to develop an wash that is simpler in techniques and can be @ plied to geotecilllital problems iv with less difficulty

    雖然目前接觸問題有限元計算已有大量的研究成果，所提出的求解方法也很多，如直接迭代法、數學規劃法、罰函數、 langrange乘子法等，但其求解技巧普遍比較復雜而不易在工程領域推廣應用，在巖土工程中的應用則更少，因此，本文的主要工作是建立一種比較簡單、方便、能夠用於工程問題的接觸問題的計算方法，而其關鍵是相應的有限元計算公式的建立。
  17. Hunan limited - region numerical weather prediction system is based upon the fifth - generation psu / ncar meso - scale model ( version 3. 4 ), named mm5 which is a non - hydrostatic model. the initial and lateral boundary conditions of the system are generated from the output of the t213 model of the national meteorology center ( nmc ) and the routine observation data of surface and high levels

    湖南省有限區域數值天氣預報系統是以psu / ncar的mm5v3 . 4 （第五代中尺度模式版本3 . 4 ）非靜力中尺度模式為基礎，與國家氣象中心t213模式輸出場資料連接，並應用最臨近常規高空、地面觀測資料做初始場及參數修訂，在銀河機群服務器系統yh / cs16并行運算環境下運行的中尺度數值模式。
  18. Based on chapter 2, mathematic model to simulate solute movements in groundwater is established in chapter 3. in order to gain the solution of fluid equation, adi method is used to calculate

    對水質方程，用有限元法求解，通過區域剖分和插值方法將描述溶質運移的定解問題化為代數方程組進行求解。
  19. An one - dimensional iterative chaotic self - map with infinite collapses within the finite region [ - 1, 1 ] is used due to the better characteristics of chaos than some representative iterative chaotic maps with finite collapses

    該方法利用了一類在有限區域范圍內摺疊次數無限的一維疊代混沌自映射進行混沌搜索，比一般的有限摺疊次數疊代混沌自映射具有更好的混沌特性。
  20. In capter 2, it is proved that the system possesses a global attractor and a two - side estimate for the fractal dimension of it is presented. in capter 3, several different approximate intertial manifolds of the system are constructed by applying linear galerkin method, method of projecting operator and operator eigenvalue and successive iterative method, and it is proved that arbitary trajectory of the system enters into a small neighbourhood of the global attractor after large time. capter 4 studies the asymptotic attractor of the system by constructing a solution sequence which approaches to the global attractor of the equation in long time, and the dimentional estimate of the asymptotic attractor is given

    第二章證明了該系統的整體吸引子的存在性，給出了其分形維數的上下界;第三章利用線性galerkin方法、運算元投射和運算元特徵值方法及逐次迭代方法構造了幾類近似慣性流形，證明了該方程的任意解軌道在長時間后進入整體吸引子的任意小鄰域;第四章構造了一個有限維解序列即該系統的漸近吸引子，證明了它在長時間后無限趨于方程的整體吸引子，並給出了漸近吸引子的維數估計
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