Phira

12,169 reputation

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visits	member for	2 years, 1 month
	seen	May 1 at 18:04
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	12,169 reputation	bio	website		visits	member for	2 years, 1 month
12065 badges		location			seen	May 1 at 18:04

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Dec 14	reviewed	Approve suggested edit on Most effective way to solve system of non-linear equations with unique set of roots
Dec 14	accepted	Estimate variance given a sample of size one (7th Kolmogorov Student Olympiad)
Dec 14	comment	Estimate variance given a sample of size one (7th Kolmogorov Student Olympiad) @JonathanChristensen Thanks, it didn't occur to me to search stat.SE, too, before posting. (It's telling that we chose the same question among them all to post, though :-) )
Dec 13	reviewed	Approve suggested edit on how prove $f\equiv 0$ if $\int_0^1 f(xt)dt=0$
Dec 13	accepted	When do Pell equation results imply applicability of the “Vieta jumping”-method to a given conic?
Dec 13	answered	Translations of Kolmogorov Student Olympiads in Probability Theory
Dec 13	asked	Estimate variance given a sample of size one (7th Kolmogorov Student Olympiad)
Dec 13	revised	History of imperative in hypotheses deleted 1 characters in body; edited title
Dec 13	comment	History of imperative in hypotheses @ZhenLin You are right, I will edit my question.
Dec 13	revised	History of imperative in hypotheses added 22 characters in body
Dec 13	revised	History of imperative in hypotheses added 155 characters in body
Dec 13	asked	History of imperative in hypotheses
Dec 13	answered	Simplifying a polynomial by a nice recursive formula
Dec 12	comment	convergence of $L^p $ norm Oh, you absolutely can prove that the sup is the right definition to fit in the framework of the $L_p$s.
Dec 12	reviewed	Approve suggested edit on Change of variable in an integral
Dec 11	reviewed	Close Proof that an analytic function that takes on real values on the boundary of a circle is a real
Dec 11	reviewed	Approve suggested edit on How to find $\sum_{n=1}^{\infty } n^{2} \frac{a^n}{(1+a)^{n+1}}$
Dec 10	reviewed	Approve suggested edit on Prove there exists no uniform distribution on a countable and infinite set.
Dec 10	reviewed	Looks Good Combinatoric Selection of Passwords
Dec 10	reviewed	Looks Good $S$ and $G$ are positive integers. Prove there exist integers $x$ and $y$ such that $x+y=S$ and $(x,y)=G$ if and only if $G\mid S$