3 ms·
Do you have a reference for 2? Thanks.
by ogogmad 6y ago
Do you have a reference for 2? Thanks.
- neel_k 6y agoWillie Wong wrote a nice blog post about this a while ago: https://williewong.wordpress.com/2010/03/18/compactness-part-1-degrees-of-freedom/ https://williewong.wordpress.com/2010/03/18/compactness-part...
- tprice7 6y agoThe fact that every infinite sequence of points in a compact metric space has a cluster point is sort of like the pigeonhole principle. The grandparent comment in my opinion makes much more sense if the phrase "a compactness for metric spaces" is replaced by "sequential compactness for metric spaces".