Proof of Compact Subset of a Metric Space is Closed | L19 | Compactness

[@paulbiblio]

I am so grateful for this! It is rare to come across English explanations on topology

[@jonathanguedez4266]

excelente mi profesor, saludos. qué libro me recomienda?

[@ranjankhatu]

Metric Spaces by Khalil Ahmed

[@ArshadKhan-mj8wb]

Thanks sir...😊

[@abdoulkarenzo3138]

thank you a lot Prof , i need to recommend me witch book can I use for function analysis

[@shashank_kishore_]

❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤❤

[@himasreegogoi2724]

Sir can we write s(x,r) in case of B(x,r)

[@ranjankhatu]

I haven't seen this symbol on any book

[@himasreegogoi2724]

Sir for open ball S(x,r)

[@ranjankhatu]

@@himasreegogoi2724 ok. S stands for sphere here having same meaning.

[@aldtzyml2060]

It should be Sr(x) right if u wana used instead of B(x, r)

[@shehzadasghar1712]

Sir if you teach in urdu that is better than English. And your viewers are increase.

[@Kimi456b]

Matlb kuch v 😂