1) classical infinitesimal Lie method
古典无穷小算法
1.
Symmetry group classifications of variable coefficient mKdV equation is performed by using the classical infinitesimal Lie method,the technique of equivalence transformations and the theory of classification of abstract low-dimensional Lie algebras.
利用古典无穷小算法,等价性变换技巧和有限维抽象李代数的分类理论给出了变系数mKdV方程的对称群分类。
2.
Group classification of quasi-linear third order evolution equations is performed by using the classical infinitesimal Lie method,the technique of equivalence transformations and the theory of classification of abstract low-dimensional Lie algebras.
利用古典无穷小算法、等价性变换技巧和有限维抽象李代数的分类理论,给出了一般拟线性三阶演化方程在半单和一维至四维可解李代数下不变的群分类。
2) infinitesimal method
无穷小法
3) infinitesimal operator
无穷小算子
1.
In this paper,we study the infinitesimal operator of Markov process with the given conditions and introduce a concise solution.
主要研究了Markov过程在给定条件下的无穷小算子,并给出了一种简洁的求法,并利用比较无穷小算子的方法给出了一些过程在给定条件下的相应过程的求法。
2.
its the resolvent operator, and A denote the infinitesimal operator generated by P(t).
设Q过程P(t)的Lapalace变换即预解算子为Ψ(λ) ,P(t)所生成的无穷小算子为A ,由文 [2 ]可知P(t) ,Ψ(λ) ,A三者一一对应 ,且已知Q过程P(t) ,可决定A ,Ψ(λ) 。
3.
nvariant measure, reference measure, weak dual semigroup and it s infinitesimal operator of multidimensional OU type Markov processes are discussed.
研究多维ＯＵ型Ｍａｒｋｏｖ过程的不变测度、参考测度、弱对偶半群及其无穷小算子。
4) infinitesimal calculus
无穷小计算
5) infinitesimal operators
无穷小算子
1.
The boundary of a class of infinitesimal operators of reaction and diffusion process in Hilbert and Banach space;
一类反应扩散过程的无穷小算子在Banach和Hilbert空间的有界性
6) Classical arithmetic
古典算法
补充资料：古典
①典故。②古代流传下来的在一定时期认为正宗或典范的：～哲学丨～政治经济学。
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参考词条