New posts in Dirac Delta Distributions

What is a delta potential?

Divergence of $\frac{ \hat {\bf r}}{r^2} \equiv \frac{{\bf r}}{r^3}$, what is the 'paradox'?

Dirac Delta and Sloppy Notation

What is "white light" ? Uniform wavelengths or uniform frequencies ?

Dirac delta function and correlation functions

Unfamiliar Notation in Sakurai

Maxwell Equations don't give unique Electric Field?

Can momentum have a complex expectation value?

Does regularity of distributions have anything to do with definiteness of their product?

How to interpret the derivative of the Dirac delta potential?