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André Nicolas

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477,056

top 0.01% overall

477k
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425k

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98/100 score

27/20 answers

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144 posts edited

48 helpful flags

17,918 votes cast

Answers (13,579)

Votes Activity Newest

516	Why can ALL quadratic equations be solved by the quadratic formula?
494	Is the following matrix invertible?
229	Infiniteness of non-twin primes.
197	How I can prove that the sequence $\sqrt{2} , \sqrt{2\sqrt{2}}, \sqrt{2\sqrt{2\sqrt{2}}}$ converges to 2?
157	Can you raise a number to an irrational exponent?

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Reputation (477,056)

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+10	Combination of splitting elements into pairs
+10	Is there an infinite number of primes constructed as in Euclid's proof?
+10	Prove that $R$ is an integral domain $\Leftrightarrow$ $R[x]$ is an integral domain
+10	The ring $\mathbb Z[\sqrt{-2}]= \{a+b\sqrt{-2} ; a\in \mathbb Z,b\in \mathbb Z \}$ has a Euclidean algorithm

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Tags (579)

6k probability × 2684	3k real-analysis × 840
6k calculus × 1776	3k number-theory × 755
5k elementary-number-theory × 1096	3k sequences-and-series × 743
4k combinatorics × 1136	2k integration × 679
3k algebra-precalculus × 699	2k limits × 598

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Bookmarks (221)

Votes Activity Newest Views Added

431	Best Sets of Lecture Notes and Articles
282	Why can ALL quadratic equations be solved by the quadratic formula?
60	Let $k$ be a natural number . Then $3k+1$ , $4k+1$ and $6k+1$ cannot all be square numbers.
46	Integral Contest
19	If every five point subset of a metric space can be isometrically embedded in the plane then is it possible for the metric space also?

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Accounts (7)

	Mathematics	477,056 rep	40 gold badges488 silver badges903 bronze badges
	Mathematics Educators	181 rep	3 bronze badges
	Seasoned Advice	101 rep
	TeX - LaTeX	101 rep
	MathOverflow	101 rep

Badges (220)

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Nice Answer × 752	Necromancer × 10
Good Answer × 103	ring-theory
Enlightened × 287	intuition
Great Answer × 8	uniform-distribution
Guru × 18	puzzle

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Votes cast (17,918)

all time			by type
17,881	up		11,786	question
37	down		6,132	answer

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