differential term 中文意思是什麼

differential term 解釋
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  • differential : adj 1 差別的，區別的；特定的。2 【數學】微分的。3 【物、機】差動的，差速的，差示的。n 1 （鐵路不...
  • term : n 1 期限，期間。2 學期，任期；（支付）結算期；【法律】開庭期，（權利的）有效期間；定期租借（地產...
  1. To overcome the disadvantages of pseudo - compressibility algorithm, four - order artificial dissipation term is added to the right of the differential equation, and the recommended formula is offered for the choice of the artificial dissipation coefficient

    為了克服人工可壓縮方法可能帶來的數值振蕩，本文在離散方程的右端顯式添加四階人工耗散項，並就人工耗散系數的選取給出了推薦公式。
  2. Finally, some properties of limits set of the solution of the dde with local monotone in the delay term are given. moreover, using the above discrete lyapunov functional, we prove that the poincare - bendixson theorem holds for some solutions of this dde. in chapter 4, detail analysis of the global attractor for three particular classes of delay differential equations in concrete applications are given

    最後，給出了最終落在時滯項局部單調范圍內的解的極限集的若干性質，並給出了類似於poincare一bendixson定理的結論及其證明，這些結論的證明盡管與mallet一paret的證明方法相似，但是本文的結論將他有關全局單調的理論推廣到局部單調中去了。
  3. By using the asymptotic analysis method and the diagonalization technique, considers the singular perturbation of boundary value problem for system of third order nonlinear integro - differential equation. under appropriate assumptions, the existence of the solution of perturbation problem has been proved and a asymptotic expansion of the solution and the estimation of the corresponding remainder term are geven as well

    研究三階非線性積分微分方程組邊值問題的奇攝動.在適當的條件下，利用漸近分析方法和對角化技巧，證得解的存在性並給出解的漸近展開式及其餘項估計
  4. Members also advised that the flexibility to sell hong kong dollars on the strong side on a t 0 basis should also continue and that the t 0 rate quoted in such cases should continue to be determined by reference to the spot rate in the market and the differential between the hong kong dollar rate at which two - day funding might have been available to the counterparty and us dollar short - term market interest rates

    委員會成員亦認為，當金管局在港元偏強時出售港元，應保留可以按t 0結算的彈性做法此外，此類交易所報的t 0匯率亦應繼續根據兩項參考因素定出：一是市場的現貨匯價t 2 ，一是港元息率以交易對手借入兩日資金所需的息率計與美元短期市場息率的差距。
  5. The regional deformation anomaly of medium - term phase ( 1 ~ 3 years or more ) before strong earthquake occurrence usually shows three aspects of common characteristics : for regional vertical deformation, it shows distribution features of anomalous uplift area and concentration belt - high gradient belt of vertical differential deformation ( some of them reflect distribution of four quadrants ) related to tectonics ; for horizontal movement, it shows features of centralized high strain area ( or zone ) of domination shear deformation related to active blocks and faults ; it shows common features of regional vertical deformation anomaly area and high strain distribution area of horizontal deformation

    摘要強震前中期階段（ 1 ~ 3年或稍長）區域性形變異常往往表現出3個方面的共性特徵：區域垂直運動變形呈現與構造有關的異常隆起區、垂直差異變形高梯度帶（有的還呈「四象限」 ）分佈特徵；水準運動變形呈現與活動地塊及斷裂構造有關的、以剪切變形?主的高應變集中區（帶）特徵；區域性垂直形變異常區與水準形變的高應變分佈區共性的特徵。
  6. Sufficient conditions are obtained for the existence of bounded positive solutions of the n - order delay differential equations with nonlinear neutral term, on the basis of lebesgue ' s monotone convergence theorem and banach contraction theorem

    摘要利用控制收斂定理和壓縮映射原理研究了一類具非線性中立項時滯微分方程有界正解的存在性，獲得了其存在有界正解的充分條件。
  7. In queueing theory, the research on gi / g / l queue have been continued for decades of years. by the end of last century, the integral representation of its transient distribution of the queue length has been obtained. in this integral representation, the integrated term can be determined recursively by a system of kolmogorov differential equation

    在排隊理論中，關于gi / g / 1排隊系統的研究，延續了幾十年，直至上個世紀末，方得到了它的瞬時隊長分佈的積分表示，在這個積分表示中，其被積項可以由一組柯爾莫洛夫偏微分方程遞歸地確定。
  8. Using differential equation to get the sum of ordinary series with function term

    用常微分方程求幾類常見的函數項級數的和
  9. Differential settlement directly influences structural responses of pavements and governs long - term performance and service life of pavements

    不均勻沉降直接影響路面的力學響應，並決定了路面的長期使用性能和路面壽命。
  10. The modified halley iteration method for equations with non - differential term

    迭代法求解帶不可微項方程
  11. The reasons for the slow return to the convertibility undertaking rate were, first, the time needed by some investors to unwind large short hong kong dollar positions ; and, secondly, the limited interest rate differential, despite the sharp increase in the aggregate balance, reflecting low short - term us interest rates at around one per cent and the fact that hong kong dollar rates cannot fall below zero

    月大量資金流入港元的主因是美元轉弱及市場猜測人民幣重新估值。返回至兌換保證匯率的速度緩慢，是因為部分投資者需要一段時間才能將大的港元短倉平倉，以及即使總結餘急升，但息差仍保持在窄幅，反映短期美元利率位於約
  12. Underlying the assumption that the stock price accords with the model of the stock price fluctuating sources, by comprehensivily applying the stochasitic differential theory and no - arbitriagc thcory, this paper, under the conditions that the risk - free rate r is constant or ito stochasitic process, successively works out the option pricing about the stock price model with that the short - term profit function is piecewise lecture function arid that one with that the short - term profit function is possion jump process, derivats counterpart partial differential equation of option pricing. the outcome states : 1. when the short - term profit function is unusual flunctuating sources bring out a piecewise lecture function, this amendment on the lognormal distribution model does not improve the option price, because this partial differential equation of option pricing is the same one underlying the lognormal distribution model ( see equation 2. 14 )

    本文基於股價符合波動源模型的假設，綜合運用隨機微分理論等數學原理和無套利理論等金融理論，依此對短期收益率函數為分段階梯函數和possion跳躍過程的股價波動源模型分別在無風險利率是常數和隨機過程的條件下作了期權定價，推導出了相應的期權定價偏微分方程，結果表明： 1 、由異常波動源帶來的短期收益率函數是分段階梯函數時，這種對股價對數正態分佈模型的修正不能改善期權價格，因為基於這種模型的期權定價偏微分方程與基於股價對數正態分佈模型的期權定價偏微分方程完全相同（見方程2 . 14 ） 。
  13. In this article, the author study the short - term optimization dispatching of cascaded hydropower in order to get a practicable mathematical model and arithmetic. basing on deep analysis and generalization of yilihe cascaded reservoir, the author set up a short - term dispatching mathematical model and an inner - plant economical operation model to simulate the real operation process. dynamic programming method ( dp ) is effective to solve the several problem and discrete differential dp ( dddp ) is a reduce dimension tool

    本文緊密結合雲南省境內的以禮河梯級水庫的工程實際，在對其進行深入分析和概化的基礎上，建立了反映實際問題特點的梯級電站短期調度模型和廠內經濟運行模型，動態規劃方法以其擅長求解多階段決策過程問題而被本文選為優化工具，由於dddp的降維效果顯著，從而使動態規劃在本研究模型中得以運用。
  14. ( 1 ) based on two types of riccati equations, two kinds of new methods are proposed to obtain solutions of nonlinear differential equations. twelve families of exact solutions of wbk equation are found by using one of two methods ; ( 2 ) the homogeneous balance method is improved cind investigated to ( 2 + l ) - dimensional broer - kaup equation such that many families of new solutions are derived. ( 4 ) based on the isospectral lax pair of riccati form for generalized kdv equation with the force term, new darboux transformation and solitary - like wave solutions and rational solutions are obtained ; ( 4 ) by constructing darboux transformation and the superposition formula of generalized variable coefficients kdv equation with the force term, new single solitary - like wave solutions, double solitary - like wave solutions and rational solutions are found for ( 2 + l ) - dimensional generalized kp equation

    第二章和第三章考慮非線性偏微分方程的精確解的構造：首先給出了c - d對和c - d可積系統的基本理論，然後在第三章中具體研究了它們的應用： （ 1 ）基於兩種riccati方程，提出了兩種新的求解非線性微分方程更多解的方法，利用其中的一種方法，得到了wbk方程的12組精確解； （ 2 ）對齊次子衡法進行改進，以致於獲得了（ 2 + 1 ） -維broer - kaup方程的很多新解； （ 3 ）基於帶有外力項的廣義kdv方程的riccati形式的非等譜lax對，提出了該方程的一個新的darboux變換，利用該變換，得到了新的類孤波解和有理解； （ 4 ）通過構造了帶有外力項的變系數kdv方程的darboux變換及疊加原理，獲得（ 2 + 1 ） -維廣義kp方程的新的類單孤波解、雙類孤波解和有理解。
  15. In chapter 2 and 3, wave front solutions of the delay reaction - diffusion cui - lawson equation and the 2 - dimensional competitive lotka - volterra systems are obtained by constructing an upper solution and a lower solution of a second differential equation with delay. in chapter 4, it is discussed that travelling wave solutions of the delay reaction - diffusion equations whose reaction term do not satisfy quasimonotonicity condition or weak quasimonotonicity condition

    在第二章和第三章，利用一類二階時滯微分方程解的存在性理論，通過構造這類時滯微分方程的上、下解，分別研究了含時滯和擴散的cui - lawson方程和二維競爭型lotka - volterra系統，得到了它們波前解存在的充分條件。
  16. 4. after changing the short - term profit function to possion jump process, in the view of that the derivated partial differential equation of the option pricing which different from black - scholes partial differential equation still is that interest rate is constant ( 4. 2 ), the model which does not accord with the real market under the assumption. at last, we derivat a new model of option pricing whoso profit rate is possion jump process under stochastic interest rate ( 5. 13 ), this model not only changes the form of the short - term profit function of the stock price model and avaids the simplization of the profit rate function the unusual flunction sources bring about, but also relaxes the basis assumption of black - scholes option pricing model and makes that the partial differential equation builds the foundation which even approaches the actual market

    4 、將短期收益率函數由確定函數修改為possion跳躍過程后，文[ 15 ]推導出的期權定價偏微分方程（見方程4 . 2 ）雖然推廣了black - scholes期權定價偏微分方程，但此時依舊假設利率是常數，這與實際生活中的不符，我們研究了一個隨機利率下短期收益率函數是possion跳躍過程的期權定價模型（見5 . 13 ） ，該模型既改變了股票價格波動源模型中短期收益率函數的形式，避免了異常波動源帶來的收益率函數的簡單化。
  17. Oscillation and asymptotic property of solutions for second order nonlinear functional differential equations with forcing term

    具強迫項的二階非線性泛函微分方程解的振動性與漸近性
  18. In the second chapter, the high order neutral differential equation with forced term is considered, and sufficient condition and necessary condition for existence of nonoscil - latory solution x ( t ) satisfying liminf | x ( t ) | > 0 are obtained, respectively, there exist a d 0, such that in the third chapter, the high order neutral differential equation with forced term and its special condition are considered, and necessary condition for nonoscillatory solution of ( * ), set then ( b ) if n is even integer, > t, and ( c ) if n is odd integer, p ( t ) = l, and are obtained, respectively

    ） 0的非振動解x （ t ）存在的充分條件，即存在d 0 ，使及必要條件，存在d 0 ，使在第三章中討論帶強迫項的高階中立型微分方程及特殊情形給出方程（ * ）在一定條件下非振動解的必要條件。令則有及方程（ * * ）在一定條件下解振動的充分條件， （ a ）若n為奇數，且帶強迫項的高階中立型徽分方程的振動性（ b ）若n為偶數，且
  19. In this part, the paper first explores the principles of the agreement on technical barriers to trade, and then explores that the tbt agreement has some stipulations in term of preparation, adoption and application of technical regutions and standards, the procedures for assessment of conformity, information disclosure and exchage, and special and differential treatment of developing country members. the paper also makes an assessment on the tbt agreement. part iv : conclusion

    這一部分文章首先闡述了wto技術性貿易壁壘協議的基本原則，然後闡述了wto技術性貿易壁壘協議通過在技術法規、標準的制定、采納和實施、合格評定程序的相互承認、信息的公開與交流、對發展中國家的區別特遇、組織保證和制度約束等方面作出相應的規定，使各國之間的技術性貿易壁壘得以相互協調，從而消除彼此之間不必要的貿易障礙
  20. Oscillation theorems for second order nonlinear differential equation with damping term

    帶有阻尼項的二階非線性微分方程的振動性
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