Yuval Filmus

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25,854 reputation

2871

bio	website	cs.toronto.edu/~yuvalf
	location	Toronto, Canada
	age	30
visits	member for	2 years, 9 months
	seen	May 14 at 1:56
stats	profile views	3,252

PhD student in the Department of Computer Science in the University of Toronto.

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745 Answers

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59	How to study math to really understand it and have a healthy lifestyle with free time?
27	$x^y = y^x$ for integers $x$ and $y$
21	Which base of numerical system have $\frac 15 = 0.33333\ldots$?
20	Collatz finally solved?
20	Given $a_{1}=1, \ a_{n+1}=a_{n}+\frac{1}{a_{n}}$, find $\lim \limits_{n\to\infty}\frac{a_{n}}{n}$

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25,854 Reputation

+10	Proof that $\sum\limits_{k=1}^nk^2 = \frac{n(n+1)(2n+1)}{6}$?
+25	Calculate $\pi$ in an arbitrary base, to arbitrary precision
+10	closed form for $d(4)=2$, $d(n+1)=d(n)+n-1$?
+10	crazy problem - does it have a solution? number theory perhaps?

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9 Questions

votes activity newest

24	Good examples of double induction
20	Theorems true “with probability 1”?
12	A recurrence that wiggles?
9	Sperner's theorem on antichains - where does it come from?
8	Number of connected graphs on labeled vertices, counted according to parity

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203 Tags

298 combinatorics × 90	139 linear-algebra × 42
270 probability × 93	131 algebra-precalculus × 39
194 homework × 60	116 computer-science × 52
178 sequences-and-series × 41	109 real-analysis × 38
170 number-theory × 51	107 algorithms × 45

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9 Accounts

$Mathematics Stack Exchange$	Mathematics	25,854 rep	2871
	Computer Science	15,167 rep	11141
	Theoretical Computer Science	6,030 rep	1441
$TeX - LaTeX Stack Exchange$	TeX - LaTeX	320 rep	136
	Area 51	156 rep	1

48 Badges

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Enlightened × 13	Promoter
Nice Answer × 30	Custodian
Good Answer × 2	Proofreader
graph-theory	Self-Learner
Revival × 4	Yearling × 2

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2,892 Votes Cast

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