J4 ›› 2013, Vol. 48 ›› Issue (2): 79-80.
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CAI Qi-rong1, SU Shu-hua2
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Abstract:
It is proved that the space X is a submesocompact space if and only if every scattered patition of X has a θ-cf-open expansions. If every scattered patition of X has a θcfopen expansions, than X is a hereditarily submesocompact space, but not established and given example. One result of submesocompact space is given.
Key words: submesocompactness; hereditarily submesocompactness; scattered patition; θ-cf-expandability
CAI Qi-rong1, SU Shu-hua2. he submesocompactness and the H\hereditarily submesocompactness[J].J4, 2013, 48(2): 79-80.
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