Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

  7. current community

    your communities

    more stack exchange communities

    company blog
Mathematics
Meta User
Network Profile
382
reputation
3
11

nemo

We shall not cease from exploration, and the end of all our exploring will be to arrive where we started and know the place for the first time.

-T. S. Eliot

11
answers
13
questions
~3k
people reached
  • Member for 4 years, 8 months
  • 52 profile views
  • Last seen 2 days ago

Communities (4)

Top Network Posts

We respect a laser-like focus on one topic.

Top Tags (42)

Score 8
Posts 16
Posts % 67
Score 5
Posts 7
Score 1
Posts 2
Score 1
Posts 2
Score 0
Posts 3
Score 0
Posts 3
View all tags →

Top Posts (24) All Questions Answers | Votes Newest

5 How can I visualize the nuclear norm ball? Jan 10 '15
5 Computing the sum $\frac{1}{(\frac{1}{n}-p)^{2}}+\frac{1}{(\frac{2}{n}-p)^{2}}+\ldots+\frac{1}{(1-p)^{2}}$ Feb 25 '18
3 Uniqueness of k-sparse solution in compressed sensing Nov 26 '14
2 Estimating a sparse vector: Mean squared error when support known Apr 14 '16
2 Upper bound on $\frac{v_{1}}{1-c_{1}x}+\cdots+\frac{v_{n}}{1-c_{n}x}$ Jun 10 '18
2 linear algebra approach to discrete cosine transform Feb 2 '15
2 Find a basis for the following linear space. Oct 1 '17
1 inequality involving eigendecomposition Aug 28 '17
1 What is $\left|A - \frac{1}{\iota' A \iota} A\iota \iota' A\right|$? Aug 28 '17
1 Is it possible to add vectors in rowspace with vectors in nullspace? Aren't they different dimensions? Sep 16 '17
View all questions and answers →

Badges (14)

Gold

—

Silver

3

Rarest

Bronze

11

Rarest

View all badges →