Added notes (upon request of clarification): No. This is not a direct request for undeletion as clearly indicated in the title of the question. Although it may have the side effect that people who think it should not be deleted eventually vote to undelete it.
Just two days ago a user having difficulty understanding the proof of Cauchy's root test in a book asked a question (see below) on the main site. They pasted the theorem from the book and pointed out exactly which part they don't understand. They also added a relevant definition from the book. It was later closed with the notice that
This question already has an answer here:
A question about limsup and limif (1 answer)
which I do not agree with.
Understanding and asking about a long proof may be difficult for newbies. I think they did a good job in tailoring out an answerable question; the suggested question in the notice, relevant though, is not a duplicate.
One possible downside of the question may be that the user used a black background snapshot from the book. But the provided one is highly readable and can be easily edited by others when necessary. When I go back to the question today, I find that it is deleted.
Why should this question be deleted?
The deleted question: