The finite element method does not exhaust the possibilities for variational methods . 有限單元法不能排除變分法。
The relatively new finite element method and associated variational methods are developing into important numerical tools . 相當(dāng)新的有限單元法和相關(guān)的變分法正在發(fā)展為重要的數(shù)值手段
The application of the variational method in a finite orthotropic plate with edge crack 變分法在含邊裂紋正交各向異性板中的應(yīng)用
In this paper , we prove the existence of positive solutions and multiple solutions in sobolev space with variational methods 運(yùn)用變分法討論漸近線性dirichlet問(wèn)題正解及多重解的存在性。
The sidelobe contaminatin index is determined by using variational methods . coordinate conversion with linear interpolation 運(yùn)用變分法來(lái)確定旁瓣污染指數(shù),運(yùn)用線性插值進(jìn)行坐標(biāo)轉(zhuǎn)換。
Since the variational method is useful for determining characteristic quantities such as resonant frequency and impedance , it is mainly used in this thesis 變分法在確定諸如諧振頻率和阻抗等特征量方面非常有效,因而本文主要采用了變分法。
The discrete variational method ( dvm ) for clusters ( dft in real space ) is described in detail . the basis functions , numerical grids utilized and potential are discussed 重點(diǎn)介紹離散變分方法( dvm ) ,討論基函數(shù)的構(gòu)成、離散點(diǎn)的分布、勢(shì)的構(gòu)造。
The equilibrium condition for the cylindrical configuration in fluid membrane is re - examined in this paper , using the direct and the indirect variational method and taking account of possible influences of its topology 本文還研究了柱狀膜的靜力學(xué)方程。由于開口的柱狀膜的不穩(wěn)定性,對(duì)柱狀膜的研究只能采取近似方法。
At first , according with the fundamental theory of complementary variational method , the complementary fem is constructed by the introduction of t - q to satisfy the equation of secondly 首先,根據(jù)互補(bǔ)變分原理,構(gòu)造了基于t ?變量的互補(bǔ)有限元法,從而滿足了應(yīng)用互補(bǔ)有限元法計(jì)算電磁參數(shù)時(shí),必須保證基本關(guān)系式h = j恒成立這一前提。
Schrodinger equation , bound states , hydrogen atoms , wave packets and uncertainty relations , wkb approximation , principle of quantum mechanis , perturbation theory , variational method , spin and angular momentum , scattering theory 薛丁格方程、束縛態(tài)、氫原子、波包及測(cè)不準(zhǔn)原理、 wkb近似、量子力學(xué)的原理、微擾論、變方法、自旋與角動(dòng)量、散射論。
In quantum mechanics, the variational method is one way of finding approximations to the lowest energy eigenstate or ground state, and some excited states. This allows calculating approximate wavefunctions such as molecular orbitals.