查询词典 contractive

The concepts of accretive mapping and pseudo-contractive mapping wereintroduced by the studying of nonlinear evolution equations,many significantproblems and engineer problems can be modeled in terms of the form.

中文摘要：增生与伪压缩映射的概念是在研究Banach空间中的非线性方程解的存在性问题时提出的，许多工程和物理学中的问题都可以抽象为上述非线性发展方程。

Rose fruit tea not only it is the curiosa that raises Yan Meirong, still have the effect of precautionary cold, aperient diuresis, contractive blood-vessel.

玫瑰果茶不但是养颜美容的珍品，还具有预防感冒。通便利尿。收缩血管的效果。

Investor does not have completely contractive battlefront, they are only " condense " investment target.

投资人没有完全收缩战线，他们只是"浓缩"了投资对象。

Results:Periostracan cicadae decoction obviously excited the contractive force and the activity of uteru...

结果：蝉蜕水煎剂对未孕大鼠离体子宫平滑肌有明显地兴奋作用，可增加其收缩波持续时间，增加收缩张力及子宫活动力，并呈量效关系。

Results; Periostracan cicadae decoction obviously excited the contractive force and the activity of uterus, and can dose dependently extend the endurance time of contraction waves.

结果：蝉蜕水煎别对未孕大鼠离体子宫平滑肌有明显地兴奋作用，可增加其收缩波持续时间，增加收缩张力及子宫活动力，并呈量效关系。

By using generalized-weak commutativity mapping, the existence of common fixed point for this class of contractive type mappings is studied in complete metric space, a common fixed point theorem for contractive type mappings is obtained, which largely improve and extend the corresponding results in some references.

通过使用映象的广义弱交换条件，在完备度量空间中研究了更为广泛的一类压缩型映象的公共不动点的存在性，给出了一个新的公共不动点定理，从而在很大程度上改进和推广了现有文献中的一些结果。

This paper presents fixed point results for a kind of generalized contractive maps and generalized contractive homotopy on space with two metics.

主要讨论在具有二个度量的空间上一类广义压缩映射与广义压缩同伦的不动点定理。

The author defines the lshikawa iteration process with errors for a sequence nonlinear generalized quasi contractive mapping in convex metric space s and prove that the iterative scheme converges to the unique common fixed point of the sequence of nonlinear generalized quasi contractive mapping.

在凸度量空间内，对非线性广义拟压缩映射序列定义了带误差的 lshikawa迭代序列，证明了带误差的 lshikawa迭代序列收敛于非线性广义拟压缩映射序列的唯一公共不动点。

Firstly, the existence and uniqueness of the solution for neutral stochastic functional differential equations with infinite delay under the uniformly Lipschitz condition, linear grown condition and contractive condition can be directly derived; And the moment estimate of the solution and the estimate for error between the approximate solution and the accurate solution can be both given; If the uniformly Lipschitz condition is replaced by the local Lipschitz condition, the existence and uniqueness theorem can be gained; Meanwhile, the existence and uniqueness of the global solution in the interval 0,+∞ can also be obtained; Secondly, L~p-exponential estimate of the solution for neutral stochastic functional differential equations with infinite delay can be studied; At length, the theorem of the local solution about neutral stochastic functional differential equations with infinite delay only under the local Lipschitz condition and the contractive condition can be established.

首先，在一致Lipschitz条件，线性增长条件和压缩性条件下，直接得到了具无限时滞中立型随机泛函微分方程解的存在惟一性，并给出了解的矩估计，近似解与精确解之间的误差估计；将一致Lipschitz条件替换为局部Lipschitz条件，也得到了具无限时滞中立型随机泛函微分方程解的存在惟—性，同时，也给出了在整个区间0，+∞上具无限时滞中立型随机泛函微分方程解的存在惟一性定理；其次，也讨论了具无限时滞中立型随机泛函微分方程解的L~p指数估计；最后，在局部Lipschitz条件和压缩性条件下，建立了具无限时滞中立型随机泛函微分方程局部解的存在惟一性定理。

In the forth chapter, the convergence problem of three Ishikawa and modified three Ishikawa iterative sequences under uniformly continuousΦ-strongly pseudo-contractive mapping and approximating pseudo-contractive mapping is

第四章主要讨论了三重迭代序列以及修改了的三重迭代序列在一致连续的Φ-强伪压缩映射、渐近伪压缩映象下的收敛问题，给出了其判别准则和结论描述。

I am sure after a few weeks of adaptation and familiarization I will have no difficulty in functioning on a daily basis in an English speaking society or in participating fully in graduate studies.

在大学的三年的学习生活不仅给予我自身的充实，更重要的是磨练和培养了我较强的自觉能力和严谨，踏实的作风以及不怕困难的精神，对未来充满了信心！

As the first volcanoes erupted, one of the gases that bellowed out was steam.

在第一批火山喷发时，喷出的气体之一就是水蒸汽。