New posts in Fourier Transform

Why doesn't Gaussian wavepacket broadening in position mean there will be a shortening in momentum?

Getting zero as solution to the 1D wave equation

Convolutions in Physics

Dissatisfied with textbook explanations for why $\vec k$ in Bloch's theorem can be restricted to thefirst Brillouin Zone (BZ)

If turning a perfectly monochromatic laser on for a finite time gives a frequency spread, where did the other frequency photons come from?

Why use Fourier series instead of Taylor?

What does it mean to Fourier transform a ladder operator (in the input-output formalism)?

Understanding the statement of the bandwidth theorem

How are overtones produced by plucking a string?

Inverse Square Law in $D$ dimensions (two cases)