surjective open maps in terms of nets
Theorem - Let be a surjective map between the topological spaces and . Then is an open mapping if and only if given a net such that , then for every there exists a subnet that
单词 | SurjectiveOpenMapsInTermsOfNets |
释义 | surjective open maps in terms of netsTheorem - Let be a surjective map between the topological spaces |
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