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Top Questions
12
votes
\mathrm{} or \mbox{}? What is the convention when writing a equation?
fonts
equations
asked Dec 31 '12 at 8:25
tex.stackexchange.com
9
votes
tikz: Can we set the corner coordinates of a rectangle?
tikz-pgf
asked Dec 23 '12 at 1:05
tex.stackexchange.com
8
votes
Feature tracking using optical flow
c++
opencv
computer-vision
asked Apr 15 '12 at 3:15
stackoverflow.com
7
votes
A specific type of orthogonal bases
linear-algebra
inner-product-space
asked May 19 '11 at 6:58
math.stackexchange.com
7
votes
Gradient Descent with constraints
optimization
numerical-methods
asked Aug 1 '11 at 2:20
math.stackexchange.com
7
votes
Compute $\int_{0}^{+\infty} e^{-y}y^a\mathrm{d} y$
real-analysis
integral
asked Sep 11 '12 at 4:17
math.stackexchange.com
6
votes
How to prove existence of solutions without constructing one?
proof-strategy
asked Apr 11 '11 at 6:20
math.stackexchange.com
6
votes
Why does $A^TA=I, \det A=1$ mean $A$ is a rotation matrix?
linear-algebra
geometry
matrices
asked Sep 28 '11 at 3:37
math.stackexchange.com
5
votes
Tikz: draw a vector pointing from one point to another
tikz-pgf
asked Oct 5 '12 at 7:43
tex.stackexchange.com
5
votes
If $x\perp \mathrm{span}\{r_1,\dots,r_p\}$, can we prove $x\notin\mathrm{span}\{v_1,\dots,v_p\}$?
linear-algebra
matrices
asked Mar 18 at 14:32
math.stackexchange.com
Top Answers
6
Power a Matrix (Without calculating)
math.stackexchange.com
6
Prove $\| A(A^TA)^{-1}A^T\|_2 = 1$ when rank of matrix $A$ is $n$
math.stackexchange.com
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