根函數 的英文怎麼說
中文拼音 [gēnhánshǔ]
根函數
英文
radical function-
The main contributions are as follows : ( 1 ) de ( differential evolution ) algorithm is proposed to invert the ocean acoustic parameters in shallow water in order to get faster and more accurate results than ga ( genetic algorithm ) and sa ( simulated annealing algorithm ). also a posteriori probability analysis method is applied to evaluate the uncertainty of inversion results. ( 2 ) maximum likelihood objective functions for broadband mfi are derived according to different conditions
( 2 )根據不同的前提條件,採用似然比的方法推導了寬帶匹配場反演的最大似然目標函數;深入地研究了寬帶匹配場處理中的相干與非相干問題;在分析參數反演的敏感性之後,提出了淺海環境參數寬帶匹配場反演的多步優化策略,並與全參數反演方法進行了性能上的模擬比較。Initial growths of disturbances are measured by means of hot - wire anemometry. due to the detected signals with low signal to noise ratio, the coherence function is used to eliminate background noise during data reduction
在擾動增長的初始階段,信號的信噪比非常地低,根據相關譜分析方法,應用相干函數,將擾動信號有效地提取出來,測量了初始擾動的增長。2. find out benefic and inferior resources of enterprise by using extension set theory to build up the association function, and build up the extension model of resources contradiction by contrasting the inferior resources to the needed resources. 3
應用可拓集合理論,建立關聯函數,確定重組企業的優勢資源和劣勢資源,再根據對劣勢資源與企業日標所需資源比較,建立重組中資源矛盾的可拓模型。A general estimation of the nth derivation of the function is presented by using the principle of the inductive model and the characters of the bounded functions
對有界正則函數族中的函數,根據最大模原理和有界函數的系數不等式,得到了n階導數的準確估計式。For the delay - independent stability, necessary and sufficient algebraic criteria have been obtained in terms of characteristic functions. the key of the criteria is to verify that a polynomial has no nonzero real roots
對時滯無關穩定性,以特徵函數為工具,獲得了充要代數準則,其核心是判定多項式方程無實根,這一問題由廣義sturm理論解決。According to the variation, features of the integrand, the values of peaks and troughs are taken out and formed a slowly convergent series, and the repeated averaging scheme is performed to calculate the limit rapidly and accurately
根據被積函數的變化特點,將波峰和波谷值抽取出來組成慢收斂序列,利用重復平均法快速而準確地求出其極限值。A proof based on the fundamental theorem has no counterpart for functions of several variables.
根據基本定理的證明對于多元函數就沒有相似的東西。This module contains functions that allow you to calculate square and cube roots to up to 28 digits
這個模塊中包含的函數能允許你計算平方和立方根,最多可達到28位數。High precision square and cube roots fun - this module contains functions that allow you to calculate square and cube roots to up to 28 digits
這個模塊中包含的函數能允許你計算平方和立方根,最多可達到28位數。We always reject zero as an eigenfunction on the ground of physics.
根據物理上的理由,我們總是剔除把零作為本徵函數。By means of constructional iterative equation, this paper presents a way to give out the existence and singularity of a type of equational root with gradual approach method
摘要本文通過構造迭代函數,利用逐次逼近的方法給出了一類方程根的存在性與唯一性的判斷的一種解決方案。Use of higher roots of (8. 88) in (8. 85) gives approximation to excited state wave function.
將(888)中的高值根用於(885),給出激發態波函數的近似。In the process of the construction of electric power industry informational, there are a great deal of historical data which cry for decision support system using technology of data mining , and it would be used to resolve the pivotal 、 extrusive question. this paper bases on the need of electric power marketing decision support system, discuss a lot of kinds of arithmetic. and choose the fit arithmetic, make progress base on electric power marketing decision support system. design and realize some of the difficult data structure and arithmetic , and encapsulate them into some api function, from a series of api function for the second exploitation
電力行業信息化建設積累了大量歷史數據,迫切需要利用數據挖掘技術研發分析決策支持系統,以解決供電企業運營管理中關鍵和突出的問題。本論文根據決策支持系統的需要,對各種演算法進行了一定程度的探討,選擇適當的演算法,進行適當的改進,設計並實現了其中幾個比較困難的數據結構和演算法,並用vc + +把它們封裝成若干個的api函數,形成一系列可供二次開發使用的api函數,並編譯成dll文件。The number a is called a double root of the polynomial function f.
數a稱為多項式函數f的二重根。Then the structure unit of hexangular lattice is found according to the principle of invariable symmetry. renormalization transformation is processed when we regard the structure unit and the growth model as graphs before and after transformation respectively. after choosing the 11 thermodynamic function fugacity as parameter, we can write out the partition functions before and after transformation and the formula of renormalization transformation
然後根據對稱性不變的原則,從整體晶格中選取結構單元,把結構單元和生長模型分別作為重整化變換前、后的圖形來進行重整化變換,選取熱力學函數易逸度為參量,寫出了重整化變換前後的配分函數和重整化變換關系式,求出了這一變換的不動點。The studies of plane heterogeneity are as follows : the text counts the parameters of the sandlayers " geometric shape of different sedimentous microfacies ; speculates the conditions of lateral communication by sandstone density according to the method brought forward by j. r. l. allen ; gets a group of parameters including the reservoir thickness, porosity and coefficient of permeability by using kriging method according to the data of logging results ; makes certain the direction of coefficient of permeability with variation function by modeling globosity function ; divides the sandlayers into five types by using the method of flowing cell based on three parameters, that is x h, kxh and h / h, and accounts the favorable region. on the base of above - mentioned studies, the text evaluates the heterogeneity of sandlayers and gives the resolutions to these problems to serve the development of the field
Allen )等人提出的統計方法,用垂向上砂體密度的界限來推測砂體側向連通情況;根據每口井的測井解釋資料,利用克里金插值法對外間進行插值,得到了一組反映儲層特徵在平面上變化的參數,包括儲層厚度分佈、孔隙度以及滲透率,並且成圖;利用變差函數法,通過球狀函數模擬,確定儲層優勢滲透率方向:根據流動單元法,以儲能系數、容積系數以及凈毛厚度比三個參數為依據,通過聚類分析方法進行流動單元劃分,並且按照參數特徵將其分為五類,統計各砂層有利流動單元區塊。In the first part of the paper, the development of motor control system fault diagnosis theory is summarized. on the basis of the analysis of the characteristics of wavelet, the theory is discussed and the definition of the singularity is given. because of the localization property of wavelet transform, wavelet analysis can be used to detect the characteristics of the singularity from the signal and intermittence fault problems lying in the motor under test
著重介紹了小波分析在電機控制系統故障診斷中的應用,根據小波理論在時域和頻域良好的局部化性質,討論了利用小波變換來檢測信號的奇異特徵的原理,給出了小波變換對信號奇異性特徵檢測的方法,針對實際應用,對小波基函數選取及小波分解尺度進行了探討。Root function is listed in the middle part of the view
中,根函數在視圖的中間部分列出。Information about root functions appears in the caller callee report and view
有關根函數的信息顯示在「調用方/被調用方」報告和視圖中。However, there could be many different structural implementations of the square root function
但是,有很多是與平方根函數不同的結構化實施。分享友人