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Q: Are the "teaching" and "learning", and "education" tags appropriate here given that there's a ME.SE?
The education tag seems almost as compromised as the self-learning tag, i.e. lots of questions that aren't about the education process are tagged so simply because some is [self-]educating by asking a question here.
The other two process-related tags learning and teaching haven't yet been irred...
How to show that $\mathbb N$ when given the metric $d(m,n)=\dfrac{1}{m}-\dfrac{1}{n}$ and when given the subspace topology as inherited from $\mathbb R$ are equivalent.
When $\mathbb N$ is given the subspace topology then $\mathbb N$ becomes the discrete space.But I cant show that in the first c...
