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Chester's user avatar
Chester's user avatar
Chester
  • Member for 11 years, 10 months
  • Last seen more than a month ago
  • Tallahassee, FL, United States
20 votes

Gaussian integral with a shift in the complex plane

5 votes
Accepted

Gaussian is the only radial function which is separable

5 votes

Using the definition of a limit to prove 1/n converges to zero.

4 votes

Conversion from sum of product to product of sum

4 votes
Accepted

Proof of the discrete Fourier transform of a discrete convolution

3 votes
Accepted

What can be a Fourier transform's domain?

3 votes

Real world application of Fourier series

3 votes
Accepted

Show that {$\phi (x-n), n\in \Bbb{Z}$} is an orthonormal sequence in $L^2(\Bbb{R})$

3 votes

Why does $\frac{\partial a^TX a}{\partial X} = aa^T$?

2 votes
Accepted

How can we derive the projection formula in general?

2 votes
Accepted

A polynomial that satisfies $x^pf(1-x) + (1-x)^pf(x) = 1$

2 votes

How does one define the Fourier transform of a probability distribution?

2 votes
Accepted

Matrix Notation of Inverse Discrete Fourier Transform

2 votes

I'm trying to encode a number.

1 vote
Accepted

Similar Fourier Terms with Spline and Original Function

1 vote
Accepted

How to find the distance from a point outside a circle to any point on a circle.

1 vote
Accepted

Finding the Riemann-sum with Fourier coefficients

1 vote

Find spectrum of $f(t-t_0)\sin(\omega_0(t-t_0))$

1 vote
Accepted

Fourier Transform of Pulse Train

1 vote
Accepted

Discrepancy in Discrete Fourier Transform Algorithm Formula?

1 vote
Accepted

Question about basic optimization.

1 vote
Accepted

Odd Inverse of a Characteristic function

1 vote

Wavelet transform and taking out of frequencies

1 vote

Problem concerning eigenspace and rank of some matrix

1 vote
Accepted

what is the upper bound of $\max \mathbf{w}^T\mathbf{x}_i$

1 vote
Accepted

Fourier transform of 2D function in terms of 1D function

1 vote
Accepted

Why the difference between definitions of the discrete/continuous Fourier transforms?

1 vote
Accepted

Why can I change the integration unit in Fourier transform>

1 vote

Prove the size of the result of a cartesian product is equal to the product of the size of the two sets.

1 vote

How do I compute the gradient vector of pixels in an image?