variational problem造句
例句與造句
- Mixed type duality for multiobjective fractional variational problems
多目標分式變分問題的混合對偶性 - Complementary variational problem
余變分問題 - Study of non - self - adjoint variational problem in low - frequency eddy current electromagnetic field
低頻渦流電磁場非自伴變分問題的研究 - It interprets image editing as a variational problem concerning the adaptive adjustments to the zero - and first - derivatives of the images which correspond to the color and gradient items
模型將圖像編輯問題理解為同時考慮圖像的零階圖像的顏色和一階圖像的梯度變化的自適應調(diào)整問題。 - As we know , fem is a method that transforms differential equations with boundary conditions into a variational problem , and then performs a numerical analysis to get the result . the thesis gives the realization of fem detailedly
有限元是將微分方程轉(zhuǎn)化為變分問題后進行數(shù)值求解的數(shù)值方法，本文詳盡地給出了有限元的實現(xiàn)過程。 - It's difficult to find variational problem in a sentence. 用variational problem造句挺難的
- A class of singular nonlinear parabolic equations was considered , after linearing this equations , the corresponding variational problem was obtained , furthermore the existence and uniqueness of weak solution was proved
摘要考慮一類奇異非線性拋物方程，通過對其右端線性化，得到一個與之相應的變分問題，進而證明其弱解的存在唯一性。 - The variational problem related to the coupled vector wave equations and boundary conditions of circular dielectric waveguide with arbitrary refractive index profile is solved using the finite element method ( fem )
應用有限元方法求解了任意徑向非均勻折射率分布圓柱對稱介質(zhì)波導中縱向場耦合波動方程定解問題所對應的變分問題，該方法不受弱導或高斯模場分布等限制。 - In this article , we give sufficient conditions for the existence of solutions to the vectorial hamilton - jacobi equations with dirichlet boundary condition : obtaining , in addition , an application to the theory of existence of minimizers for a class of non - convex variational problems
本文給出了一類依賴于自變量和未知函數(shù)的梯度的向量情況隱式偏微分方程的dirichlet問題的弱解的存在性的充分條件，并將該結(jié)果應用到一類非擬凸變分問題中去。 - In this context a genetic algorithm ( ga ) was applied to the four - dimension ( 4 - d ) variational data assimilation , which provided a kind of new and effective method in the initial field optimization . the theoretical basis and detailed algorithm were introduced in this paper . at the same time , according to the property of the variational problem itself , we designed the rational genetic coding , operators and parameters
本文將遺傳算法應用于四維變分資料同化問題，提供了一種新的較為有效的nwp初始場優(yōu)化方法，給出了相應的理論依據(jù)和詳細算法，并結(jié)合變分問題本身的特點，設計了合理的遺傳編碼、遺傳操作和遺傳參數(shù)。