partial derivative造句
造句與例句
手機版
- The required partial derivatives are easily worked out .
欲求的偏導數(shù)不難得出。 - We will replace the partial derivative by an ordinary derivative .
我們可用普通微商代替偏微商。 - The method set out above for computing partial derivatives is often used in economics .
上面建立的計算偏導數(shù)的方法經(jīng)常用在經(jīng)濟學中。 - The difference between an ordinary and a partial derivative was at first not explicitly recognized .
通常的導數(shù)與偏導數(shù)的區(qū)別在一開始并未被人們明確地認識。 - Study on differences of two definitions of partial derivative
偏導數(shù)兩種定義的差異研究 - Directional partial derivative in banach spaces
空間中方向偏導數(shù) - Judging extreme values of two - variable function through partial derivative of higher order
利用高階偏導數(shù)判定二元函數(shù)極值 - Tabular method of calculating boolean partial derivative and difference of the oc type logic function
型邏輯函數(shù)的布爾偏導數(shù)與布爾差分的表格方法 - We also give the matrix forms of the interface partial derivative with multiple complex interfaces
給出了任意多個復雜界面情況下，反演時所需的走時對界面偏導數(shù)系數(shù)矩陣。 - Abstract : another method for proving the three thermodynamical partial derivatives equaling chemical potential is given
文摘:對三個熱力學偏導數(shù)等于系統(tǒng)化學勢給出了又一種證明方法 - It's difficult to see partial derivative in a sentence. 用partial derivative造句挺難的
- A combined method to generate functions of water and steam density and its partial derivatives is described in this paper
摘要介紹一種基于數(shù)表插值的水蒸汽密度及其偏導數(shù)的綜合函數(shù)生成方法。 - The error bounds of first and second partial derivatives for the two - dimension rational splines produced by the error of boundary conditions are estimated
討論邊界條件對二元cv有理插值樣條函數(shù)的影響,分別建立了兩類邊界值所控制的估計式 - Powell method is used in the paper to calculate the reliability index , this method can avoid the complexity of partial derivative calculating , and the example shows that this method is correct
5 、研究了用方向加速法來進行結構可靠指標的計算方法，該法可以避免對功能函數(shù)進行導數(shù)計算，并已算例說明該方法的正確性。 - In this papery we discussed the the extremum of function of several variables , and generalized the result of paper [ 2 ] , then we give the method of solving the extrme value of n - component function using first class partial derivative
摘要討論了多元函數(shù)極值的問題，推廣了文獻[ 2 ]的結果，并給出了利用一階偏導數(shù)求多元函數(shù)極值的方法。 - The partial derivatives of the learning error to the outputs of the hidden neurons are defined as the sensitivities of drnn . those redundant neurons are discarded progressively and the generalization capability of drnn is improved finally
3 .本文采用修剪法確定神經(jīng)網(wǎng)絡的最佳拓撲結構,以學習誤差對隱層神經(jīng)元輸出的偏導數(shù)作為神經(jīng)網(wǎng)絡的靈敏度,逐步去除網(wǎng)絡中的冗余神經(jīng)元,以提高動態(tài)遞歸神經(jīng)網(wǎng)絡的泛化能力。 - We deduce the 3 - d interface partial derivative of the travel time according to the theory of wave inverse propagation , simplify the full formula of 3 - d interface partial derivative and gain the interface partial derivative of the reflection travel time in 2 - d media and 1 - d media
摘要根據(jù)波逆行原理推導了三維介質中地震波射線走時對界面偏導數(shù)的完整基本關系式，并對基本關系式進行簡化，得到其在二維和一維介質中的關系式。 - The sfem reliability method applied to components " fatigue reliability was studied . the performance functions of fatigue reliability were set up and their partial derivative were deduced . the direct sfem method and the partial derivative sfem method were proposed
探討了隨機有限元可靠度法在分析構件疲勞可靠性時的應用，推導和處理了構件疲勞可靠性分析時功能函數(shù)的建立和求偏導問題，提出了直接sfem可靠度法，偏導sfem可靠度法。 - The integral calculus formula is deduced , in which the first derivative of physical measures of system with respect to time equals the partial derivative of physical measures of control field to time plus clear flux of physical measures passing the control line within unit time
推導出交通流系統(tǒng)所具有的物理量對時間的全導數(shù)的積分公式，即系統(tǒng)內物理量對時間的全導數(shù)等于控制域內該物理量對時間的偏導數(shù)與單位時間經(jīng)過控制線的該物理量的通量之和。 - 3 ) a novel martensitic transformation kinetics model for sma is proposed based on the phenomenological description of the martensitic transformation heat flow - temperature curve and on the linear relationship between the partial derivatives with respect to the temperature of martensite fraction and of gbbis free energy . numerical simulations by utilizing the proposed model are closer to experimental results than those from other models
3 )基于對馬氏體相變熱流-溫度實驗曲線的唯象模擬，以及馬氏體體積分數(shù)與熱力勢對溫度偏導數(shù)之間的線性關系，建立了一種新的馬氏體相變動力學模型，并與其他模型及實驗結果進行了比較。 - The error is related to the two rank partial derivative of the flux function to each factor and the mean variance distribution of each factor on each grid point . the statistical - dynamical parameterization scheme involves the both conditions , therefore , it is more practical for the east china moist region than the mosaic method
另而自乞計一動刀寧腸則院含考慮了要紊的二階偏導數(shù)及其在網(wǎng)格元上的分布的均方差，因而該方案比馬賽克法考慮更為周全(至少在東部涅潤區(qū)如此) 。
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