[求助] 长方体体积与表面积在数值上的对应关系？ 已有1人参与

6楼: Originally posted by zaq123321 at 2015-01-08 11:20:36
Reduce one dimension first. The problem is:
Given the circumference of a rectangle, find the biggest area of it.
The answer is square.  But there is no smallest area.

I believe for 3D, this als ...

3楼: Originally posted by 拓海1627 at 2015-01-07 18:48:27
谢谢帮助，不过还是有点难以理解，有没有数值上的对应关系？
本来是想求解什么时候面积最小，而体积最大的一个问题。