That result means that topologically, the manifold in question is a 3 - sphere .
这个结果意味著就拓扑而言, 所研究的流形就是 三维 球.
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Indicates whether this geometry is known ( or assumed ) to be topologically correct.
表示几何对象是否被认为或假设是拓扑正确的.
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Topologically, then, a sphere and a torus are distinct entities.
所以就拓扑学而言, 球和环面是不同的东西.
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Relations among the average - shadowing property, totally transitive, topologically weakly mixing and chaos were discussed.
讨论平均跟踪性与完全传递 、 拓扑弱混合及混沌的关系.
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