arithmetic formula 中文意思是什麼

arithmetic formula 解釋
數學公式
  • arithmetic : n. 1. 算術,演算法;計算。2. 算術書。
  • formula : n (pl formulas lae )1 公式,程式;定則,方案。2 【醫學】配方,處方。3 (政治口號等的)提法,表...
  1. Calculated with nei ' s formula and the unweighted pair - group method with arithmetic averages ( upgma ), the cluster analysis results demonstrated that the classification of seven strains of spirulina platensis with rapd markers is consistent with some of their physiological and biochemical characters as well as some molecular biological characteristics

    用nei 』 s公式與歐氏距離類平均法對此擴增結果進行聚類與親緣關系分析。結果表明, rapd分類結果與7株材料的某些生理生化和分子生物學特性相吻合。
  2. Sixties primers were used for dna amplification and a total of 237 amplification products range from 450bp to 2500bp were generated. a similarity matrix for all pairwise comparisons was calculated using nei and li ' s formula and then transformed to distance matrix. dendrograms were constructed by applying unweighted pair - group arithmetic average ( upgma ) and neighboring - jointing cluster analyses using the phylip software

    在第二部分,應用改進的ctab法提取了石蓴屬和滸苔屬各3個種及作為對照的剛毛藻的基因組dna , 60個引物被用於擴增,共獲得237個片段大小在450 - 2500bp之間的擴增片段,依據nei和li ( 1979 )的公式計算出樣品成對比較的相似性距陣並換算成遺傳距離,應用phylip軟體包,按照upgma法和n - j法分別構建聚類圖。
  3. Evading risk in financial trading market cries for pricing options to a nicety. asian option, as the most flourish options in the finace market, the pricing has been focused on always. the exact pricing formula for the geometric average asian option had existed, but as to the european - style arithmetic average asian option, due to the dependence structure between the prices of the underlying asset, no analytical formula exists. on the hypothesis that the market is frictionless and without transaction costs 、 on the base of b - s ’ s and in the binomial tree model, we provide several algorithms for computing an accurate value of the european - style arithmetic average asian option. following rogers and shi and by jensen ’ s inequality, many different upper and lower bounds are provided ; meanwhile a formula have got by the comonotonicity and approximating the distribution function. all of the algorithms are easy for programming. with the development of computer, more accurater price can be computed quickly. and numerical example proved that these algorithms are very accurate

    對于幾何平均亞式期權它的定價相對簡單,已經給出了定價公式。對于算術平均亞式期權,它的未定權益具有軌道依賴特性,一直沒有得到它的定價方程的解析解形式。本文基於對市場是無摩擦且在沒有交易費用的情況下,在b - s模型下,利用二叉樹模型給出了算術平均亞式期權定價方法;並總結了利用jensen 』 s不等式給出的各種不同情況下的上下界;同時應用共單調性和近似分佈函數的方法也給出了算術平均亞式期權價格的近似公式。
  4. In addition, the approximate formula for coefficient k p, ki, kd is also suggested by using characteristic index of forecast control. finally, through emulation, the fractional - order pi ~ d ~ arithmetic is compared with the integer - order pid arithmetic. the availability of the strategies and stability of systems are proved by doing some analysis and simulation

    然後利用根軌跡的方法分析了擁塞控制系統的穩定性,並在此基礎之上採用廣義預測控制方法所應用的特性指標求出了k _ p , k _ i , k _ d的近似計算公式。
  5. It has all kinds of generating wave tools such as through mathematic formula, through waveform storage, input special points and insert other points. in other hand, it has many edit and process methods, for example, user can draw wave by hand, make arithmetic process, and can add window, filter wave, smooth wave etc. so it help us create all sorts of waveforms

    波形生成方式有包括數學方程式產生波形、波形庫產生波形、導入數據文件產生波形等多種靈活多樣的方式;手動繪制波形、波形段序列組合、算術處理、加窗、濾波、平滑等編輯處理功能大大豐富了軟體的內容,使得儀器能夠根據需要產生各種常規波形及非常規波形。
  6. ( 2 ) in order to validate the rightness of the parameters, hydrogeology parameters is measured, such as discharge, percolation coefficient and hydraulic pressure using the precise instruments and existing formula and arithmetic

    (二)利用各種精密測量儀器進行滲流量、滲透系數、水壓力等水文地質參數的測定,結合已有的公式和演算法,驗證各種數據的取值合理性。
  7. Comprehensively discuss the issues in application, adaptive condition and performance, propose a fast arithmetic of forward modeling and depth migration in common shot gathers with one - way acoustic wave equation based on vrselrf, and verify the arithmetic by numerical simulation. concisely discuss the cause of the creation of evanescence and the problem of lateral amplitude discontinuity result from it. fourthly, use the reflectivity model, computed to describe the fracture model, with the formula of computation reflectivity based on elastic - acoustic approximation, and the wavelet model computed by the method, wavelet creation with fourier transform, we proposed, in conjunction with vrselrf wavefield extrapolation operator

    第三,將頻率波數域穩定的變參考慢度rytov近似廣義屏波場延拓運算元( vrselrf )應用於疊前與疊后正演模擬、疊前與疊后深度偏移,對演算法應用中應注意的問題、適用范圍、性能等作了較為全面的論述;提出了基於vrselrf的單程聲波方程共炮記錄正演模擬和深度偏移快速演算法,並通過數值模擬試驗對演算法進行了驗證;簡要地討論了倏逝波的產生原因及其帶來的橫向振幅不連續性問題。
  8. By using elementary method, a new arithmetic function is studied, and an interesting asymptotic formula is obtained

    摘要利用初等方法研究一個新的數論函數的均值性質,並給出關于這個函數的一個有趣的漸近公式。
  9. The arithmetic analysis of formula string

    公式解釋器的通用演算法解析
  10. Using the formula of taylor, the dissertation disperses the mathematics model as the classical form of wave - arithmetic and displays the spread process of heat. according to the principle of object - oriented theory combined with the sample method, the software is divided into three parts : pre - analysis groupware, analysis groupware and after - groupware

    在研究系統模擬技術的基礎上,以面向對象程序設計方法與原形法相結合的方法,將模擬系統劃分為前處理組件、求解器組件和后處理組件,以sun公司的java技術和java3d軟體包設計系統的應用程序。
  11. In the research of flooding arithmetic, at first, we analyse the flooding efficient, robustness by the 3 - neighbor, 4 - neighbor and 6 - neighbor ’ s wsn. so we extend to the n - neighbor ’ s wsn. we give the formula about area of wsn ’ s deploy, count of wsn ’ s node, max distance of communications and average of neighbor ’ s count, and validate this formula by the simulate program. in the last, we analyse the flooding arithmetic ’ s lose rate, data efficient rate, energy efficient rate, network life, delay time by the simulate program

    在洪泛演算法研究中,首先針對3 -鄰點、 4 -鄰點和6 -鄰點的無線傳感器網路分析了洪泛效率、網路健壯性,然後推廣到n -鄰點的無線傳感器網路中,並給出無線傳感器網路部署面積、節點個數、最大傳輸距離、和平均鄰點數之間的經驗公式,並用模擬程序進行了驗證。
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