I need a reference well-explaining (definitions and useful properties) the notions of upper limit and lower limit for functions defined on a topological space
Thank you.
2026-04-03 00:26:11.1775175971
reference on limsup and liminf for functions
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Any standard analysis book should include a section on them, or at least some exercises. Personally, when I was learning about these not so long ago, I found the following wikipedia page more helpful than usual.
https://en.wikipedia.org/wiki/Limit_superior_and_limit_inferior