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- In the case of non-magnetic substances there is only one integral equation. 在非磁性物質(zhì)的情況下,只有一個(gè)積分方程。
- Straightforward algebra leads to the integral equation quoted above. 上面引用了簡(jiǎn)單代數的積分方程。
- The method was over ten times more rapid than the volumetric integral equation method. 缺陷的重構速度比用體積分方程法提高十倍以上。
- By the integral to boundary layer thickness and relative conditions, the momentum integral equation of boundary layer is obtained. 通過(guò)對邊界層厚度的積分并利用相關(guān)條件,得到了邊界層動(dòng)量積分方程。
- Surface basis function of edge element is derived and implemented to discretize the integral equation in this paper. 提出并推導了任意表面棱邊單元法的基函數 ,其特性和三維棱邊單元法一樣 ,保持切向分量連續。
- A set of boundary integral equation (BIE) with the unknown function of opening displacement is obtained. 利用周期性的條件,將問(wèn)題歸結為一個(gè)典型條帶中含單個(gè)裂紋的問(wèn)題,并推導出了以裂紋張開(kāi)位移為未知函數的邊界積分方程。
- In Chapter 2, the method of moment (MoM) and the electric field integral equation (EFIE) are introduced respectively. 第二章介紹了矩量法和電場(chǎng)積分方程。 采用分域基函數法求解基于全等效電流的電場(chǎng)積分方程。
- By discretizing the Green function and using CCGM-FFT to solve the integral equation. 通過(guò)將求解的格林函數方程離散化,應用CCGM-FFT法來(lái)進(jìn)行數值求解。
- This interaction can be described by Fredholm integral equation of the first kind which is extremely unstable. 為在毫米波輻射探測中求得精確的真實(shí)目標亮溫,必須建立天線(xiàn)電磁輻射與環(huán)境電磁輻射交會(huì )的數學(xué)模型。
- Oestreich[9] deal with an optimal control problem of such a type, however for a nonlinear singular integral equation. 在這個(gè)假設條件下,我們首先證明了狀態(tài)方程解的存在唯一性和最優(yōu)控制的存在性.
- With the Betti’s reciprocal work theorem, the boundary integral equation can be reduced. 并通過(guò)壓電體的Betti互等定理構造邊界積分方程;
- The proper value for Hammerstein type nonlinear integral equation [J].ACTA Math Sinica, 1977,20(2): 99-108. Hammerstein型非線(xiàn)性積分方程的固有值[J].;數學(xué)學(xué)報;1977;20(2):99-108
- The algorithm that solves weakly singular integral equation by Nystrom method is first discussed. 本文首先研究了Nystrom方法求解弱奇異積分方程的算法。
- XMDS is a code generator that integrates equations. XMDS是一個(gè)集成了方程式的代碼生成器。
- The fast multipole method (FMM) and the Multilevel fast multipole algorithm (MLFMA) based on the method of moment (MOM) are the efficient algorithm for solving integral equation. 基于矩量法的快速多極子方法(FMM)和多層快速多極子方法(MLFMA)是積分方程的高效算法,其計算精度高,滿(mǎn)足復雜目標散射特性分析的要求。
- According to the constitutive relationship in linear piezoceramics, elliptical crack problems in impermeable case are analyzed with hypersingular integral equation method. 摘要在線(xiàn)性壓電陶瓷本構關(guān)系和裂紋邊界絕緣的框架下,用超奇異積分方程的方法對橢圓類(lèi)片狀裂紋問(wèn)題進(jìn)行了重新研究。
- A model based on matrix doubling algorithm and advanced integral equation method was implemented for active remote sensing of vegetation. 根據矩陣耦合法(Matrix Doubling)和改進(jìn)的積分方程模型(AIEM),實(shí)現了一種用于植被主動(dòng)微波遙感的高階輻射傳輸模型。
- Based on the Parseval energy integral equation, energy values included in vibration signal of corresponding frequency are calculated. 依據Parseval能量積分等式 ,計算出各頻率對應振動(dòng)響應的能量值。
- This method and two traditional methods are analyzed by integral equations. 應用積分方法對這種方法與2種傳統方法進(jìn)行了比較分析。
- Bessel method gets its solution through the ellipsoidal integral equation by simple iterative means with no error estimate expression. 采用貝塞爾方法時(shí),解算中對橢圓積分方程的求解,一般均采用簡(jiǎn)單迭代法,且未給出該方程近似解的誤差估計公式。