Agile information system is the one of re constructivity and fast adaptability.
敏捷信息系统是具有可重构能力的快速适应性系统。
2
From the Angle of mathematical methodology, by analyzing some typical examples, the forth application are set on constructivity method of mathematics.
从数学方法的角度，通过若干实例的分析，阐明了“数学构造性方法”的具体应用。
3
The stractures of power groups are discussed systematically by introducing generalized kernel and the constructivity theorem on a class of power group is established.