The influence of central executive of working memory on arithmetic cognitive strategies of 113 children in primary 2 by using dual-task paradigm was explored.
Based on the primary quadric error metric arithmetic, combined with boundary constrained condition and normal restriction, the primaryarithmetic is modified and the application scope is extended.
在二次误差度量算法的基础上,考虑边界约束条件和法向量限制,扩展了算法的应用范围。
3
The arithmetic that of seller′s trading conditions be converted primary factors and secondary factors is put forward, the bargainor could be filtered gradually according as optimal integrated factors.