Aryabhata
Reputation
60,384
412/400 score
 Apr 13 revised $1989 \mid n^{n^{n^{n}}} - n^{n^{n}}$ for integer $n \ge 3$ edited tags Apr 11 comment How to show that $\lim_{n \to +\infty} n^{\frac{1}{n}} = 1$? @Subhadeep: Wow! Thanks!... Mar 11 awarded Nice Answer Mar 9 awarded Enlightened Mar 9 awarded Nice Answer Feb 17 revised Prove that angle ACB > angle ABD. edited tags Feb 2 awarded Good Answer Jan 30 awarded Great Answer Jan 28 awarded Guru Jan 22 comment Proving that a sequence is bounded without knowing the sequence explicitly What is the starting value? Jan 21 revised Diophantine equation with $gcd = 1$ edited tags Jan 18 awarded Notable Question Jan 7 awarded Enlightened Jan 7 awarded Nice Answer Jan 6 comment Computing limits which involve square roots, such as $\sqrt{n^2+n}-n$ @Normal: I suggest you read this: meta.math.stackexchange.com/questions/1868/… and the linked question by Bill D. Special case vs general case is a common objection to such closings, but such closings [i.e. closed as minor variations] are fine IMO. It does not have to be an exact dupe. Jan 4 comment Computing limits which involve square roots, such as $\sqrt{n^2+n}-n$ Please consider browsing the faq tag before posting a question. [To anyone who comes across this comment, I know this question is old] Jan 4 comment Computing limits which involve square roots, such as $\sqrt{n^2+n}-n$ Dec 31 awarded Good Answer Dec 26 awarded Nice Answer Dec 18 reviewed Approve Is $a^{\ln b} = b^{\ln a}$?