The simplest normal form (SNF) plays an important role in researching into the dynamical characteristic of high co-dimensional system, such as the bifurcation and stability.

最简规范形在分析高余维非线性系统分岔及稳定性等动力学特性方面具有重要的研究价值。

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We study the effect of a single impurity in a one dimensional system with incommensurate lattice potential.

本文将单点杂质引入到不可共度势一维体系中，用格林函数方法推导了杂质状态的能级和波函数。

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In low dimensional system, quantum phase transition controlled by the quantum fluctuation is worth to study.

在低维量子系统中，由量子涨落控制的量子相变是值得研究的问题。

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Webzen is especially proud of its system for producing three-dimensional graphics.

ECONOMIST: Computer games

The vehicle has a built-in safety system that uses lasers and three-dimensional models of its surroundings to navigate obstacle-strewn warehouses.

FORBES

Kay wants to take computing forward with his next great invention, an operating system that puts the user in a three-dimensional graphic world with scores of other users, all computing collaboratively and communicating through audio and visual messaging.

FORBES: Croquet, Everyone?