整數論 的英文怎麼說
中文拼音 [zhěngshǔlún]
整數論
英文
theory of integers-
The logical basis for the theory of the integers that euclid presented in books vii to ix of the "elements" was woefully deficient.
歐幾里德在《原本》的第七到第九冊中提出的整數理論的邏輯基礎是十分令人遺憾地有缺陷的。Neither euler nor lagrange envisioned the rich possibilities which their work on complex integers opened up.
無論Euler或Lagrange都沒有預想到他們關于復整數的工作所打開的豐富可能性。On the basis of this, some annuities and life annuities with certain interest rate are more discussed. the property of m power of the present value about the discrete and continuous annuities is found as well as some recursion formulae and differential equations about some life annuities
在此基礎上,一方面對確定利率下的一些(生存)年金作了進一步地討論,得到了某些離散和連續年金現值的m ( m 2的整數)次方性質及一些離散生存年金精算現值的遞推方程和一些連續生存年金精算現值所滿足的微分方程。According to the nonlinear dynamical features of isi series, the firing pattern can be described as : ( 1 ) periodic firing pattern, which was characterized by repeated appearance of isi at regular interval. ( 2 ) bursting firing pattern, which was characterized by bursting interrupted by silent periods. isis of the action potential during the bursts were confined to a banding area
在觀察到的101例損傷drg神經元自發放電中,依據其動作電位isi的動力學特徵,可分為周期,其isi基本相等;陣發,在短陣放電之間有不規則的間斷;不規則,其isi互不相等;整數倍,其isi為基礎isi第四軍醫大學碩士論文的整數倍等四種基本型式。In this text, we first do some research on the genetic algorithm about clustering, discuss about the way of coding and the construction of fitness function, analyze the influence that different genetic manipulation do to the effect of cluster algorithm. then analyze and research on the way that select the initial value in the k - means algorithm, we propose a mix clustering algorithm to improve the k - means algorithm by using genetic algorithm. first we use k - learning genetic algorithm to identify the number of the clusters, then use the clustering result of the genetic clustering algorithm as the initial cluster center of k - means clustering. these two steps are finished based on small database which equably sampling from the whole database, now we have known the number of the clusters and initial cluster center, finally we use k - means algorithm to finish the clustering on the whole database. because genetic algorithm search for the best solution by simulating the process of evolution, the most distinct trait of the algorithm is connotative parallelism and the ability to take advantage of the global information, so the algorithm take on strong steadiness, avoid getting into the local
本文首先對聚類分析的遺傳演算法進行了研究,討論了聚類問題的編碼方式和適應度函數的構造方案與計算方法,分析了不同遺傳操作對聚類演算法的性能和聚類效果的影響意義。然後對k - means演算法中初值的選取方法進行了分析和研究,提出了一種基於遺傳演算法的k - means聚類改進(混合聚類演算法) ,在基於均勻采樣的小樣本集上用k值學習遺傳演算法確定聚類數k ,用遺傳聚類演算法的聚類結果作為k - means聚類的初始聚類中心,最後在已知初始聚類數和初始聚類中心的情況下用k - means演算法對完整數據集進行聚類。由於遺傳演算法是一種通過模擬自然進化過程搜索最優解的方法,其顯著特點是隱含并行性和對全局信息的有效利用的能力,所以新的改進演算法具有較強的穩健性,可避免陷入局部最優,大大提高聚類效果。The dissertation combine the theory, with using integers dct transform to realize grey image lossless compress with the method of reversible color space integers transform and reversible integers dpcm prediction to realize lossless compress from grey image to color image with huffman coding method via visual c + + program
本文借鑒整數dct變換實現灰度圖像無損壓縮的理論研究成果,將其與可逆的顏色空間整數變換和可逆的整數dpcm預測相結合,採用哈夫曼編碼方法,用vc編程實現了從灰度圖像到彩色圖像的無損壓縮。We can discover the m1 and m2 velocity of our country paces back and forth for a long time in the low level with the international comparison then, we analyzed the reason which affected the monetary velocity of our country and carry on the positive research and carry on the causality test
從國際比較可以發現我國m1 、 m2流通速度長期在低水平上徘徊。然後本文重點運用計量經濟學中分析時間序列數據的協整理論,對影響中國貨幣流通速度變動的原因進行實證研究並進行因果關系檢驗。In chapter two, concepts of integrity, integral set and integral number are introduced firstly, and then some relationships between the integrity and some other parameters of graphs are given, then the upper and lower bounds of the integrity are investigated on the basis of integral number determined. the final result is the upper and lower bounds of integral number if the integrity is known
第二部分主要討論了完整度與圖的其它參數之間的關系;給出了完整度給定條件下完整數的最大可能值及完整數給定條件下,完整度的最大最小可能值;給出了圖的完整度與此圖的刪點子圖的完整度之間的關系。Board members discussed the existing method in compiling seasonally adjusted data for a number of statistical series, such as the consumer price indices and retail sales, and were informed of c & sd s latest development in this respect
委員討論了統計處現時為一些統計數列(例如消費物價指數和零售業銷貨額)編制經季節性調整數字的方法,並獲告知統計處在這方面的最新發展。( 4 ) periodicity and pseudo - modulation when sampling sinusoidal signals the periodicity and pseudo - modulation due to non - integral sampling of sinusoidal signal are analyzed
著重討論連續信號采樣過程中抽樣定理對正弦信號的非整數抽樣序列的周期性,偽調制性和調制周期的周期性。And so on, the mathematical model and transfer function of the tracking system are built, and the feasibility of the tracking control system design is demonstrated. furthermore, the static error of the system with a unit incline input is deduced. a majority of model of unit is based on analytics, so the general model can apply to other optical intersatellite communications systems
在此基礎上,將atp跟蹤控制子系統視為線性定常系統,通過解析法和實驗法對子系統的各個控制環節的單元器件進行合理建模,得出整個環路總的開環及閉環傳遞函數,論證了本課題所設計的atp跟蹤控制環路的可行性及其視軸輸入為斜坡信號時的理論穩態誤差。Firstly, there is a full discuss of space aircraft thermal control. the background of the research for this paper is also presented here, in chapter 2, there is a complete discussing of fem realization in numerical heat transfer, including delaunay grids generation and display, two - dimension temperature field function eduction and collectivity compound
首先全面論述了航天器熱控制和熱分析的基本內容,指出本課題產生的工程背景。在第二章中完整地論述了有限元數值計算方法在解決傳熱問題中的實現,包括delaunay網格的生成與顯示,二維溫度場泛函的推導和溫度場的總體合成等。The numerical solutions show the integer - coded ga is effective. when number of the discrete value between representation for binary coding and in discrete list ca n ' t be corresponded by one - to - one, integer coding is predominant, and better solutions are achieved under the same parameters. in chapter 5, ga is applied to configuration optimization of truss with mixed variables and topology optimization of truss with singularity
通過算例表明,整數編碼的遺傳演算法是有效的,而且在二進制編碼所能表示的離散值個數與變量的可選離散值數目不能一一對應大連理工大學博士學位論文一時,整數編碼顯示了它的優勢,在相同的控制參數下,能夠得到比二進制編碼更優的結果。The major achievements are listed as the followings : mathieu functions remain difficult to employ, mainly because of the impossibility of analytically representing them in a simple and handy way. the methods for the computation of all mathieu functions of integer orders for large range of the order n and the parameter q were presented here. the calculations were made by programs using matlab to compute the mathieu functions
本論文的主要工作:由於在使用馬丟函數時存在一些困難,主要是因為不能簡單方便地對其進行解析表示,我們給出整數階各類馬丟函數的詳細計算方法,該方法適合較大范圍的階數n和參數q值,實際計算中採用了matlab軟體進行編程實現,並給出了各類馬丟函數在自變量和q值兩個參數變化下的三維可視化圖形。Chapter seven puts forward the scheme to adjust data rate, discusses the design in multi - clock circumstances, and implements the multi - clock application on adjusting data rate for dvb - s
第七章實現了調整數據速率的功能,討論了多時鐘設計的問題,並給出面向dvb - s數據速率調整應用的多時鐘解決方案。Aimed at origin and propagation of mechanical sources, mixing models of mechanical sources were analyzed altogether, and their corresponding mathematic models were presented
從分析旋轉機械源的起源及傳播過程出發,整體論述了其混合模式,給出了相應的數學模型。Based on the mathematic model of oct, it is proved that oct is of the open loop characteristic, which for the first time explained the reason why oct itself can not meet the demand of precision used in practice. since it is impossible for oct itself to realize a close loop structure, the only way to improve the precision of oct is with the help of the new independent variables
從模型化分析出發,在基於光學電流傳感原理的oct的完整數學模型和系統特性方框圖的基礎上證明了oct的開環機理,首次從理論上解釋了外界因素導致光學電流傳感的測量精度始終達不到實用化要求的原因在於oct具有開環系統特性,而且,從oct本身是不可能實現閉環結構的。Integrating the quality of rough sets which is good at dealing with imprecise data with that of mathematical morphology, describing object structure quantificationally, it overcomes the subjectivity of fuzzy mathematical morphology and provides a very powerful and flexible tool for image processing
該方法結合了粗糙集理論擅於處理不精確不完整數據的特點和數學形態學擅於定量描述物體形狀結構的特性,克服了應用模糊形態學時存在的主觀性和經驗性,有較強的實用價值。Then, the four procedures of controller synthesis, namely, the constraint transformation method ( ctm ), the eigen marking method ( emm ), the linear integer program method ( lip ) and the extended linear integer program method ( elip ) are discussed one by one
監控理論部分:首先討論了禁止狀態問題的最大允許控制器存在的充分必要條件;接著研究了四種具體的控制器綜合方法,即約束變換法、特徵標識法、線性整數規劃法和擴展線性整數規劃法。Rough sets theory is a new mathematical tool, which analyses the facts hiding in data without any additional knowledge about the data, and a pithily tool for processing vague, noisy and uncertain knowledge
粗糙集理論是一種新型的處理含糊和不確定性知識的數學工具,它能夠分析隱藏在數據中的事實而不需要關于數據的任何附加知識,是處理含有噪聲、不精確、不完整數據的有力工具。分享友人