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Mark

Milan, Italy

I am a lover of mathematics and study it at leisure. I also willing to encourage the youths who consider maths as a problem.

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Top Questions
35 votes

Geometric meaning of the determinant of a matrix

linear-algebra geometry determinant intuition asked Dec 4, 2012 at 6:46
math.stackexchange.com

21 votes

Eigenvalues of the sum of two matrices: one diagonal and the other not.

linear-algebra matrices eigenvalues-eigenvectors asked Jul 26, 2015 at 19:38
math.stackexchange.com

11 votes

Physical meaning of linear ODE $xy''+2y' + \lambda^2 x y = 0$

differential-equations applications asked Jun 6, 2015 at 7:34
math.stackexchange.com

11 votes

Sampling theorem.

functional-analysis reference-request fourier-analysis signal-processing asked Nov 19, 2014 at 21:27
math.stackexchange.com

11 votes

Reducing the number of nodes of a tree, to obtain nodes with more than one child node

r tree asked Jun 6, 2018 at 16:59
stackoverflow.com

10 votes

Use the definition of "topologically conjugate" to prove that $F(x)=4x^3-3x$ is chaotic.

general-topology dynamical-systems asked Aug 30, 2012 at 9:53
math.stackexchange.com

9 votes

Some method to solve $\int \frac{1}{\left(1+x^2\right)^{2}} dx$ and some doubts.

calculus integration asked Jul 13, 2012 at 6:31
math.stackexchange.com

9 votes

Zero, First, Second ... nth-order Hold

sampling interpolation asked Mar 5, 2016 at 10:54
dsp.stackexchange.com

8 votes

Calculate the approximate entropy of a matrix of time series

r matrix asked Jun 20, 2018 at 9:41
stackoverflow.com

8 votes

Solving the differential equation $x x''(t)=\frac{1}{t^3-t}$

differential-equations asked Jun 13, 2015 at 18:35
math.stackexchange.com

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Top Answers