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Dec
21
reviewed Approve Extended version of the boundedness theorem: $f$ attains its bounds $\inf$ and $\sup$ of $\{f(x) | x \in [a,b]\}$
Dec
21
reviewed Reviewed Infiniteness of non-twin primes.
Dec
21
reviewed Looks OK Let $x,y,z$ be integers and $11$ divides $7x+2y-5z$. Show that $11$ divides $3x-7y+12z$.
Dec
21
reviewed No Action Needed In a family with two children, what are the chances, if one of the children is a girl, that both children are girls?
Dec
21
reviewed Close functional equations with restricted domain
Dec
21
reviewed Close random thought: are some infinite sets larger than other
Dec
21
reviewed No Action Needed $L^2$ method to solve the PDE $\bar{\partial}u=f$, where $f\in L^{ 2 }_{ (0,p) }(\Omega )$
Dec
21
reviewed Close Consider $P(n)$ as a number of $n$-permutations, which each cycle have even length, and …
Dec
21
reviewed Approve Probability that a geyser erupts
Dec
21
reviewed Leave Open Reputation probabilities
Dec
21
reviewed Close Is there any good reason not to define $0^0=1$ , such as contradictions in algebra or arithmetic?
Dec
21
reviewed No Action Needed Etymology of the word “isotropic”
Dec
21
reviewed Looks OK For any $n$, there are at most two simple groups of order $n$?
Dec
21
reviewed Close For any $n$, there are at most two simple groups of order $n$?
Dec
21
reviewed No Action Needed For set of positive measure $E$, $\alpha \in (0, 1)$, there is interval $I$ such that $m(E \cap I) > \alpha \, m(I)$
Dec
21
reviewed Looks OK Reducing ${n\choose k} - {n\choose k-1}$
Dec
20
reviewed Close Proof of a claim on a continuous function in [0,1]
Dec
20
reviewed Leave Open What books are recommended for learning calculus on my own?
Dec
20
reviewed Leave Open What were some Mexican contributions to high school level algebra and statistics?
Dec
20
reviewed Close How would you create a math class that centers on the cultural experiences of African American and Latino students