On Products of Delta Distributions and Resultants

Abstract

We prove an identity in integral geometry, showing that if $P_x$ and $Q_x$ are two polynomials, $\int \mathrm{d}x\delta (P_x)\otimes \delta (Q_x)$ is proportional to $\delta (R)$ where $R$ is the resultant of $P_x$ and $Q_x$.

Cited by in corpus (1)

• Probability density functions of quantum mechanical observable uncertainties