Mathematics
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lorenzo
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Score Newest
question
8
If $B\subset\mathbb{R}$ is a Borel set and $f:B\to\mathbb{R}$ is an increasing function then $f(B)$ is a Borel set
Jun 17, 2021
question
6
Pdf of sum of exponential random variables
Jan 28, 2021
question
6
$A\subset (b,c)\subset \mathbb{R}$ is Lebesgue measurable if and only if $|A|+ |(b, c)\setminus A|= c −b$
Sep 6, 2021
question
6
Union of collection of non-trivial intervals of $\mathbb{R}$ can be written as the union of a countable subset of that collection
Sep 18, 2021
question
6
Set of points at which the sequence $(f_n(x))_{n=1}^{\infty}$ converges is $\mathcal{S}$-measurable
Jun 5, 2021
question
5
Existence of a set $A\subset\mathbb{R}$ such that $|G\setminus A|=\infty$ for every open set $G\supset A$ [duplicate]
Aug 26, 2021
question
5
If $f:B\to\mathbb{R},\ B\subset\mathbb{R}$ is increasing then there is a sequence of strictly increasing functions whose pointwise limit is $f$
Jun 18, 2021
question
5
Solving $\frac{dx}{dt}=\frac{xt}{x^2+t^2},\ x(0)=1$
Aug 28, 2022
question
4
$f:B\to\mathbb{R},\ B\subset\mathbb{R}$ bounded increasing function can be extended to an increasing function $g:\mathbb{R}\to\mathbb{R}$
Aug 5, 2021
question
4
Critical points of function $f(x):=\frac{<Ax,x>}{|x|^2}$ are eigenvectors of $A$
May 16, 2017
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Evaluating textbooks in math and physics
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Data on textbook adoptions in universities (math/science)

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