Mathematics
Lorenzo Q's user avatar
Lorenzo Q's user avatar
Lorenzo Q's user avatar
Lorenzo Q
  • Member for 6 years, 11 months
  • Last seen more than a month ago
  • UK
Profile Activity
Stats
5,239
reputation
73k
reached
146
answers
24
questions
Communities
Badges
View all badges
This user doesn’t have any gold badges yet.
10
silver badges
28
bronze badges
Top tags
View all tags
137
Score
63
Posts
37
Posts %
103
Score
62
Posts
36
Posts %
42
Score
14
Posts
8
Posts %
38
Score
12
Posts
7
Posts %
27
Score
13
Posts
8
Posts %
26
Score
15
Posts
9
Posts %
Top posts
View all questions and answers
All Questions Answers
Score Newest
answer
14
Given $T \in L(X,Y)$, show the equivalence between: existence of $S$ such that $S(T(x))=x$, and $T$ being injective with $T(X)$ complemented in $Y$
Jan 7, 2019
answer
13
If every subsequence of $(x_n)$ has a subsequence converging weakly to $x$ then $x_n$ converges weakly to $x$.
Mar 26, 2018
answer
12
Leibniz rule derivation
Jul 4, 2018
answer
10
Distances and speeds
Jul 22, 2018
question
8
Extending an equality from a dense subspace - possible mistake in a proof.
May 12, 2018
answer
8
$L^p$ norm convergence implies $L^p$ convergence
May 20, 2018
answer
8
Is L2 norm always smaller than L1 norm even in infinite dimensional space?
May 28, 2018
question
7
Solving functional differential equation $f'(x)=2f(2x)-f(x)$
Dec 6, 2017
answer
7
Examples of $(\mathcal K^\bot)^\bot=\mathcal K$ failing.
Apr 30, 2018
answer
6
Calculate $\lim_{|\lambda| \to +\infty} \int_{\mathbb{R}}f(x)|\sin(\lambda x)|dx $
Aug 26, 2018
Top Meta posts
1
0
34
Why would a question with an upvoted and accepted answer be deleted?
Top network posts
View all network posts
6
Analytic sets are rectifiable
5
Implicit function theorem with singularities of any order

Your privacy

By clicking “Accept all cookies”, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy.