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age 23
visits member for 2 years, 6 months
seen Jul 20 at 22:14

Doing math.


May
13
revised Proving that there is no norm for the space of real-valued sequences making it a complete metric space.
edited tags
May
13
revised Motivation of vector bundle of a manifold
edited tags
May
11
revised Equivalent definitions of vector field
added 84 characters in body
Apr
27
revised If $f$ is uniformly continuous on $\mathbb{R}$, $f(x) \ge a >0$ and $g(x) = 1/f(x)^2$, then $g(x)$ is uniformly continuous
edited tags
Apr
11
revised Why do some series converge and others diverge?
added 146 characters in body
Apr
11
revised Why do some series converge and others diverge?
added 146 characters in body
Apr
10
revised How to use Hölder's inequality to show $L_q$ is a subspace of $L_p$?
deleted 21 characters in body
Apr
10
revised Homotopy on the unit circle
added 190 characters in body
Dec
6
revised Cardinalities of power sets, $\mathbb{N}$, and $\mathbb{R}$.
tex edits
Dec
6
revised for any $A\subseteq X$, $f(\overline{A})\subseteq\overline{f(A)}$ , if and only if $f: X \to Y$ is continuous.
tex edits
Dec
6
revised Finding a continuous function $f:(X,T_u)\to (X,T_e)$ with $f(0)=0$ and $f(1)=1$ that has some $c\in (0,1)$ such that $c\notin f(X)$.
some tex edits
Sep
24
revised How to apply Borel-Cantelli Lemma here?
edited tags
Aug
23
revised When is the logarithm of this function square integrable?
edited title
Mar
13
revised condition $\mu ^*(B\cup C)=\mu ^*(B)+\mu ^*(C)$
added 45 characters in body
Mar
12
revised Open sets in a subspace topology
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Mar
12
revised How is Hausdorff Distance sensitive to position?
edited tags
Mar
12
revised Let $\displaystyle f$ be a continuous real valued function on the metric space $\displaystyle (X,d)$.
deleted 21 characters in body
Mar
12
revised Let $\displaystyle f$ be a continuous real valued function on the metric space $\displaystyle (X,d)$.
edited tags
Mar
5
revised The space of continuous, bounded functions from a metric space $X$ to $\mathbb R$
added 23 characters in body
Mar
5
revised Continuity Properties
deleted 24 characters in body