The fitting precision can be improved better when more parameters are used in the equation, but excess of fitting precision may make the equation untrue totally.
In a word, Yang Jian's elucidations of Si-Shu made clear that he was dare to disbelieve and brave in innovate, and formed a Si-Shu-Xue thought system in view of Xin-Xue.
In class class, the teacher wang deliberately let each student with old items to make a small green items, bibi who craft, see who work the most embody the concept of "environmental protection".
This impact will not only be through the publications in Science itself, but hopefully through a larger group of publishing places that may want to model their approach after Science.