- #1
facenian
- 436
- 25
Hello
I am curious about this. Uryshon' s lemma is also known as "the first non-trivial fact of point set topology", what are the others non-trivial facts of point set topology?
I suppose Tychonoff' s theorem is another one.
I am curious about this. Uryshon' s lemma is also known as "the first non-trivial fact of point set topology", what are the others non-trivial facts of point set topology?
I suppose Tychonoff' s theorem is another one.