他后来又解释道,这个空间的点睛处,在于它的灵活性:可回缩的墙体,可移动的舞台,还有可升降的观众席。
The beauty of the space, he explained, is its flexibility: the walls retract, the stage moves and the tiers of seats can be hoisted.
在H-空间中引入了可缩闭集的概念,得到了一个与C-KKM定理相平行的广义KKM定理。
In this paper a concept of contractible closed set is introduced in H-spaceand a generalized KKM theorem (Theorem 1)which is parallel with C-KKM theorem isobtained.
应用推荐