整有理函數 的英文怎麼說

中文拼音 [zhěngyǒuhánshǔ]
整有理函數 英文
entire rational function
  • : Ⅰ形容詞1 (全部在內; 完整) whole; all; complete 2 (整齊) neat; tidy; orderly Ⅱ動詞1 (整理; 整...
  • : 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
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
  • : 數副詞(屢次) frequently; repeatedly
  • 有理 : 1 (有道理) reasonable; justified; in the right 2 [數學] rational; 有理函數 rational function; ...
  • 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. On the basis of analyzing limitation of using penalty function method dealing with constraints, an amending method based on the knowlege regulating strategy is suggested to amende the mapping relationship of infeasible constraints in decoding, thus making the regulated individuals map into the space to obtain the most promising optimal solution

    在分析懲罰法對約束處效率較低的情況下,提出了一種基於知識調策略的修正法,對解碼中不滿足約束的映射關系進行修正,使調后個體映射到最希望獲得最優解的空間中。
  2. The global inverse function theorem is applied for the existence and uniqueness of periodical solutions to the semilinear boundary value problems. some results are improved

    摘要本文運用體反論證明了一類半線性方程邊值問題周期解的存在唯一性,推廣和改進了已的一些結果。
  3. Fpga and dvb standard are introduced firstly, dvb - c standard and composition of its system are analyzed completely, development of modulator structure and dvb - c digital modulator composition are presented, more over, analysis of respective modular are given. then, principle of dvb - c digital modulator system are presented, they are error control technique 、 mqam 、 nyquist rule and root raised cosine filter 、 window design method for fir filter 、 multi - rate signal processing ( integer interpolating, conversion of fractional sampling, equal conversion of net structure, polyphase structure for filter, poly - phase structure for interpolator, multi - stage implementation of samplying conversion ) 、 distrubited algorithm 、 cic filter 、 dds 、 cordic algorithm

    接著,專門利用一個章節闡述了dvb - c前端調制系統原,他們了差錯控制技術、多進制調制( mqam ) 、 nyquist準則與平方根升餘弦濾波器、限沖擊響應濾波器的窗設計法、多抽樣率信號處包括(倍內插原、分倍抽樣率轉換、網路結構的等效結構、濾波器的多相表示、內插器的多相表示、抽樣率轉換的多級實現) 、分散式演算法、 cic濾波器、直接字頻率合成( dds ) 、 cordic演算法。
  4. In this article, firstly the background of the textile trade conflicts within sino - us or sino - euro are introduced, thus learn that how to discern and dodge the foreign trade risks, how to choose the appropriate investment projects have already become one of the most important questions for exporting companies on foreign trade affairs well - known as high investment and high risk. so the main text makes a risk analysis qualitatively and quantitatively on a textile - exporting trading company from three angles of statistic 、 game theory and portfolio theory, which is the main content that we studied. firstly, the statistic article adopts data of the transaction closing price of the textile clothing index in shenzhen stock exchange at the end of each quarter as well as several other kinds of data reflecting the macro - economic changes, performs an empirical analysis of these data according to the theory of co - integration test 、 granger cause test and impulse response function of time series in economitric, and learn that the impact to ti is more obvious by the economic index reflecting local commodity price level and economic prosperity degree home and abroad, as well as the impact degree and the time lag degree, and knows the macro - economic risks faced by textile business enterprises ; after that by the game theory angle we analyze exactly the managing risks faced by one textile export corporation named beauty. from the game expansion chart the system arrangement between censor ways by exportation goal countries and exporting strategies by the exporting enterprises has been analyzed. involving the benefit assignment between them both the limited rounds and infinite rounds negotiations of cooperation games have been studied, and then country responsibility and the enterprise managing risks on foreign trade affairs and so on have been analyzed exactly ; in order to realize the investment multiplication in the certain degree to disperse the risk, the

    本文首先介紹了中美、中歐紡織品貿易爭端的來龍去脈,由此可知在涉外貿易這種以高投入、高風險著稱的行業里,如何甄別和規避外貿風險、如何選擇合適的投資項目已經成為外貿企業的首要問題。因此,正文分別從統計學、博弈論和投資組合三種角度對涉外紡織品貿易公司風險進行了定性和定量的分析,這也是本文的主要研究內容。首先,統計學篇選取了深圳證券交易所行業分類指?紡織服裝指( ti )每一季度末的交易收盤價和若干種反映宏觀經濟變化的指標,利用計量經濟學中時間序列的協檢驗、 granger因果檢驗和脈沖反應論做實證分析,從而得知反映國內物價水平和國內外經濟景氣程度的經濟指標對紡織板塊上市值的沖擊比較明顯,且可知沖擊程度和時滯度,進而分析出涉外紡織企業所面臨的宏觀經濟風險;接著,從博弈論的角度具體分析一家紡織品出口公司( beauty )的外貿活動所面臨的各種經營風險,該篇從博弈擴展圖入手,分析了出口目的國審查方式與本企業出口策略之間的制度安排;並圍繞雙方的利益分配,研究了限回合和無限回合合作談判博弈,然後具體論述了國家責任和企業涉外經營風險等問題;在一定程度上為了實現投資多元化來分散風險的目的,投資組合篇從經典的markowitz模型著手,在一些特定條件的限制下,給出了一個相應的投資組合模型。
  5. Firstly, in this thesis, we discuss the development of one - dimensional cutting stock problems and other well - known algorithms about them, summarize the basic principle of genetic algorithms, and analyze the effect of coding, fitness function, crossover operators and mutation operators in the genetic process of genetic algorithms

    本文首先介紹了一維下料問題的研究概況及其已的著名演算法,綜述了遺傳演算法的基本原和方法,分析了遺傳演算法的編碼、適應度、交叉和變異運算元在個遺傳演算法的運算過程中的作用。
  6. The thesis analyzed the present transferring status between pudong airport and shanghai " s incity. through forecasting the long - dated flux of pudong airport and the area near it and combining the planning scheme of shanghai urban rapid mass transit, the thesis learned the helpful experience of the traffic organization in typical airport abroad and used the scientific analyzing model of public traffic flux forecasting to put forward some reasonable suggestion of the bottleneck question between pudong airport and incity : the one is to use the present no. 2 subway as the future airtrain to take on the most part of the flux and meantime present the concept of feeder efficiency to quantitative analyze the choice of feeder station ; the other is to set up cat ( city air terminal ) to convenient the passenger to come airport rapidly and economically in order to lessen the pressure of the traffic and improve the whole service quantity of civil aviation transportation

    本文分析了浦東機場與市內目前的換乘現狀,從預測浦東機場及緊鄰空港區域中遠期的客流量入手,結合上海市政府快速軌道交通的規劃方案,並且學習境外典型機場交通組織的益經驗,利用規劃中的公交客流預測等科學分析模型,對浦東機場與市中心的軌道交通銜接提出了合的建議:一是利用目前的地鐵二號線作為航空軌道共享線來承擔大部分進出空港的客流,並且給出了以接運效率最大化為目標的接運公交軌道站點比選模型;二是在市中心設立城市航站樓以方便旅客快速、經濟地到達機場,從而減少道路交通壓力,提高航空運輸的體服務質量。
  7. With the review of digital image properties and continued fractions theory, this dissertation focuses on the study of the image interpolation and image reconstruction ; the main contributions are as fallows : first of all, the methods of solving the problem of inverse difference being infinite are successfully found while constructing the thiele - type continued fractions. in this case it is proposed to reorder the set of interpolating points and then construct a thiele - newton blending continued fraction

    本文的主要工作可歸納如下:首先,在以圖像像素為插值節點集,構造連分式插值過程中出現逆差商為無窮大的情況,給出了合的解決辦法,提出了重新調插值節點集的節點順序、構造thiele - newton型混合的插值方法。
  8. It contributes to the deeper comprehesion of these probability distributions, affords more detailed theoretical basis for further studying and simulating satellite mobile channels, ? theoretical analyses and discussions of the models which are often used in the study of the propagating characteristics of satallite mobile channels are given ; meantime, some discussions on the work of model simulations are also given, ? incorrect derivation of the equality between c. loo model and corazza model in some other papers is pointed out. via the conception of received power, we derivate that in the rural environments these two models really have the equal relationship by the way of theoretical derivation and simulatant fittings. therefore, it is able to use corazza model in studying the characteristics of satellite mobile channels in the rural environments and able to avoid the iterant work of modeling, in order to enhance the efficiency and accuracy of research work, ? detailed processes of simulating lutz model by using matlab6. 0 _ simulink4. 0 and the results of comparisions are given

    本文包含以下的主要內容: ?對衛星移動通信通道傳播特性研究中常用的三個概率分佈給出了詳細的推導過程;以便對這幾個在衛星移動通信通道傳播特性的研究中常用的概率分佈更深的解,對進一步研究衛星移動通信通道傳播特性和對通道的建模提供了更為詳盡的論基礎; ?對衛星移動通信通道傳播特性的研究中常用的通道模型進行了論上的分析和討論,並對衛星移動通信通道建模的研究工作提出了一定的看法; ?指出了以前的文獻中關于c . loo模型和corazza模型的等同性的證明錯誤;並從接收信號功率的角度出發,通過論推導及模擬曲線擬合重新證明了在鄉村環境下,這兩個模型的確是具等同性的;從而在對鄉村環境下的衛星移動通信通道傳播特性進行研究時,可以只採用corazza模型來對實際的通道進行建模,這樣可以避免重復的建模工作並提高研究工作的效率和準確性; ?給出了lutz模型在matlab6 . 0 _ simulink4 . 0環境下的軟體模擬實現的詳細過程和體模擬測試的對比結果,保證了該模型在硬體實現時的可靠性和可行性,從而可以將它們應用於指導模型的硬體模擬實現並可以降低硬體實現時的風險。
  9. Based on vibration principle, the paper establishes dynamics analysis model of output shaft with elastic support, according to fourer series spread principle of periodic function, the dynamic response formula is derived by separating complex vibration force into sum of many simple harmonic excitation function of whole number times frequency relations. the result shows that response of both sides support is synchronous when load distribution non - uniform coefficient is 1

    依據振動論建立了具彈性支撐的輸出軸的動力學分析模型,根據周期的傅里葉級展開原,將復雜的激振力分解成為多個頻率成關系的簡諧激勵,導出了動態響應表達式,結果表明,當載荷分配不均勻系為1 . 0時的輸出軸兩端支撐同步。
  10. Finally, with tobin ' s " separation theorem ", we introduce the transaction cost into the efficient frontier and t he effective efficient frontier is obtained. and a quadratic utility function is applied to demonstrate that maintaining a suitable level of transaction cost in the current chinese stock market is important to the equilibrium of the chinese stock market and the risk control of the individual asset

    本文的第四部分,引用托賓的「分離定」 ,通過加入交易成本,區分了名義效邊界和實際效邊界,指出了交易成本調對我國股票市場均衡影響的作用機制,並引入了效用,實證研究了交易成本適度對我國股票市場均衡和個人資產風險水平控制的重要意義。
  11. In the end the stochastic finite element method ( sfem ) is used to point out the key part for maintenance. 9. the girder aqueduct structure of li river of the snwtp as an example is analysised for its risk. every parts of the structure are studied ; the failure modes and failure functions are established

    9 、進行了南水北調澧河渡槽的力學風險分析,研究了渡槽各部位的破壞模式,建立了相應的失效模式功能,計算了各部位的可靠指標,隨后運用非線性隨機限元論詳細分析了渡槽體結構,得出了一些益結論。
  12. A full mathematical model of optimal flow pattern design withengineering constraints was put forward, based on modern optimal control theory. an optimal flow pattern design was presented for optimizing meridional channel of axial flow turbine. according to integral optimization of turbine stages, a full physical model and mathematical expression were put forward for proposition of optimal flow pattern, including all performance parameters in turbine stages. this problem was further recast into a typical form control to maximize specific performance index such as work or efficiency of stage with given initial state, fixed terminal condition and constraints for part of state terminal variables. the program was also worked out according penalty function method and conjugate gradient method. the optimal distribution of c1ur1 ( r1 ) was obtained according to constraint conditions and maximized objective function

    把近代最優控制論方法引入軸流透平葉片的設計,在優化的軸流透平子午通道內,建立包括透平級內所性能參量的最優流型命題的完的物模型及其學表達式,並歸化為一個在給定初始狀態、自變量終端固定、部分狀態變量終端受約束的條件下,使級的某一性能指標(如級的功率)達到最優的最優控制問題,應用「代價法」及「共軛梯度法」編制計算程序,計算得到符合給定約束條件、並使目標取極值的最優環量分佈,結果是令人滿意的。
  13. Lagrange and cauchy differential mean value theorem on open interval are obtained based on generalized roll ' s theorem, which make it more expedient to study general character of function defined on open interval by means of derivative

    摘要基於推廣的羅爾中值定,得到限開區間上的拉格朗日中值定及柯西中值定,使得利用導研究開區間上體性態更為方便。
  14. In chapter 2, we study the regularity of solutions of some second order differential equations. in chapter 3, we study the regularity of solutions of higher order non - homogeneous differential equations where coefficients are rational functions or super entire functions. in chapter 4, we study the regularity of solutions of higher order homogeneous differential equations where coefficients are super meromorphic functions

    其中第二章研究了某些二階方程解的正規性;第三章在系分別為和超越的情況下研究了高階非齊次方程解的正規性;第四章在系為超越亞純的情況下研究了高階齊次方程解的正規性;第五章則是假設在方程系為正規亞純的條件下得到的解的增長性方面的結果。
  15. Displacement function means for calculating geostress in fem analysis of underground houses is used, based on crustal stress data of underground cavern of pump water station of tong guanshan yixing to store energy, applying the displacement function theory and 3d nonlinear fem, the thesis simulates a displacement field applied the boundary in engineering area and obtain the initial crust stress field through load function in ansys. the result shows that the error between regressed ones and actual ones is controlled in allowed limit and supply the important data for building and design

    根據宜興銅官山抽水蓄能電站地下廠房區的地應力實測資料,運用位移論,採用三維非線性限元計算方法,反演出施加在廠房區邊界上的位移場,藉助州sys限元分析軟體,獲取模型邊界節點的坐標信息,然後通過ansys軟體的載荷將邊界位移程序化施加到模型邊界上,最後得到個區域的初始地應力場,結果表明回歸后的地應力值與實測值接近,為地下工程的施工設計提供了重要的資料。
  16. The dissertation refers to comparatively full literatures in the field of vsc, and the development history and characteristics of vsc are summarized, and the elementary concepts, elementary definitions, elementary properties, elementary principles and design methods are particularly introduced, and the causes of the chattering phenomenon are systematically analysed, and the study status of the chattering phenomenon and the main methods to eliminate the chattering are elaborated. for the deficiencies of traditionary methods, three improved methods are developed, which are improved exponent reaching law solution, variable boundary layer solution and the solution by adding an auxiliary continuous control term. for uncertain linear systems, an adaptive fuzzy integral variable structure control stategy ( afivsc ) is put forward to eliminate the chattering around the sliding plane, which introduces fuzzy logic to soften the non - linear discontinuous sig nal in the control variable and utilizes adaptive theory to adjust output membership function according to how much the uncertainty of the system is

    比較全面地查閱了關于變結構控制論的文獻,總結了滑模變結構控制的發展歷史和特點,詳細介紹了變結構控制的基本概念、基本定義、基本性質、基本原以及設計方法;系統分析了變結構控制系統抖振產生的機,並闡述了國內外目前對抖振問題的研究現狀以及消除抖振的主要方法;針對傳統抑制和消除抖振方法的不足,改進了傳統方法,得到了三種新的消除抖振的方法? ?即改進的指趨近律法、可變邊界層法和附加連續項法;針對不確定性線性系統,在變結構控制策略中引入模糊邏輯和自適應論來消除滑動平面上的抖振,提出了一種自適應模糊積分變結構控制方案( afivsc ) ,利用模糊邏輯來柔化控制量中非線性不連續部分,採用自適應論,根據系統不確定性大小在線調模糊輸出量的隸屬,另外,鑒于模糊控制本質上是靜差的,所以本文選擇了帶積分項的切換,由於積分項的存在使系統較正為無靜差系統。
  17. With the coming of information age, more and more people realize the importance of information. useful information hidden in plenty of data needs mining energently. the technology of data mining arises and develops unders such circumstance. the main tast of data mining is to extract or mine the useful information from the data. we can get great amount of data from the computer transaction every day. the data is very useful for us to make decisions on management. the paper concludes and introduces association rule about its concept, sort, model and step for mining the data, measure and some basic algorithm on the basis of the at research. at the same time, we analyse hopfield - network ' smodel, character, energy - function, movement - equation and so on. moreover, to the requirement of the system of information of computer - saling, we have done the following and there are good result. fisrt, considering the weight and constraint, we propose the algorithm for the weighted and constraint association rule

    本文首先對據挖掘中的關聯規則和神經網路的已成果作了詳細深入的調研,歸納和了關聯規則的概念、分類、關聯規則挖掘的模型與步驟、關聯規則的度量方法以及一些基本演算法;還歸納和了hopfield網路的模型、特徵、能量、運動方程等,並在此基礎上,結合電腦賣場信息支持系統提出的需求,做了如下工作,並取得了一定的成果和成效: ( 1 )考慮加權與約束兩種情況,提出了既帶權重又帶約束的關聯規則提取演算法。
  18. So the paper combined the fuzzy logic control and recurrent neural network, and the recurrent fuzzy neural network ( rfnn ) controller is introduced into the speedsensorless vector control system. moreover, an online parameter training methodology, which is derived from the lyapunov stability theorem and gradient descent method is proposed to increase the learning capability of the rfnn. the rfnn controller has a better performance than the pi controller system ; the effectiveness of the proposed control scheme is verified by simulation results

    因此論文將模糊控制和具優越動態性能的遞歸神經網路結合起來,取長補短,提出了一種遞歸模糊神經網路控制方法,利用神經網路來實現模糊推,可動態的調隸屬的形狀、位置以及神經網路遞歸權值,並對其與pi控制器的交流調速控制系統進行了模擬比較,模擬結果表明與普通的pi控制器相比較,遞歸模糊神經網路控制器較好的動態性能,控制器的收斂速度快、靜差小,系統在遇到參發生變化和外部不確定性問題時魯棒性、抗擾動性明顯的提高。
  19. By employing the potential function, we construct the unit partition on differential manifold. and then, by regarding the curve and surface as a map from differential manifold to topological manifold, we present the framework of grpcs and discussed its basic properties in detail

    然後通過勢來構造微分流形上的單位分解,將曲線曲面看作微分流形到拓撲流形的映射,給出了廣義曲線曲面的論框架,並對廣義曲線曲面的基本性質進行了討論。
  20. Our study shows that it is a good choice to apply generalized rational parametric curve to interpolate and fit unorganized data, because it provides higher numerical stability by appropriately adjusting the support of basis functions

    最後應用廣義曲線對散亂據進行插值擬合,它可以通過調的支撐域來優化方程的系矩陣,因此提供了更高的值穩定性。
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