Apr
24
awarded  Notable Question
Apr
17
suggested suggested edit on Proving that a critical point is a minimum
Apr
17
comment Is this a valid way to evaluate a function based on factorials? What would be a better way?
Woah. Where do you usually see such functions?
Apr
17
answered Is there a squared matrix $A$ sized 2x2 that follows the next criteria?
Apr
9
comment Matrix calculus : Find the gradient/derivative?
$\partial(\operatorname{tr}(Z^T A Z))/\partial X= (A+A^T)X$. Is $A$ symmetric?
Apr
8
comment How do I write it as a sum of a vector and other vector in the orthogonal complement of span?
Welcome to MathSE! I noticed you've asked a few questions but have not accepted any answers. If you found any answers useful, you should start accepting them.
Apr
8
revised How do I write it as a sum of a vector and other vector in the orthogonal complement of span?
latex formatting
Apr
8
suggested suggested edit on How do I write it as a sum of a vector and other vector in the orthogonal complement of span?
Apr
4
comment Prove that the sequence is bounded.
Thanks for your explanation!
Apr
4
comment Prove that the sequence is bounded.
Can't we find $M$ by taking the limit as $n \to \infty$ (i.e. $M = 2/3$)?
Apr
4
revised Prove that the sequence is bounded.
latex formatting
Apr
4
suggested suggested edit on Prove that the sequence is bounded.
Apr
4
comment Matlab coding help
@DramaFreak: You should start accepting answers. Note that it goes with asking questions.
Apr
4
revised What is the distribution of $\bar x$?
typo, clarity
Apr
4
suggested suggested edit on What is the distribution of $\bar x$?
Mar
28
comment Find the maximum dimensions that will strengthen rod
Or is the strength proportional to $bh^2$ and not $(bh)^2$?
Mar
28
comment Find the maximum dimensions that will strengthen rod
So ... fit the biggest isoceles triangle in a circle of fixed diameter?
Mar
25
comment Definition of sets
You could say $p \in \mathbb{R}^2$ where $p = [x \quad y]^T$. So, $p$ is a point in $\mathbb{R}^2$ space.
Mar
22
comment What does O(n+k) mean verbally
@PooyaM: Don't you mean when $M = f(n)$?
Mar
19
comment Two linearly independent vectors perpendicular to vector $u$
What does the equation $4x + 7y -9z = 0$ mean? It certainly means any point satisfying that equation is perpendicular to your vector. What does it mean graphically?