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1answer
2k views

From an integral equation to a differential equation

Hello, I am wondering whether it is possible to convert the following integral equation to a partial differential equation. where $J_0(t,x)$ is some given nonnegative function and $\nu>0$ is ...
0
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1answer
179 views

Completeness of an “infinite mixture of gaussians” representation

Is there a complete "infinite mixture of gaussians representation" for densities? What I mean is, is there, for any reasonably big class of densities $\phi(x)$ I can come up with a function $c(\mu, ...
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0answers
283 views

inverse Laplace transform of $\delta_1(\cdot)$

Let's try to find a function $\psi(x)$ such that for Laplace transform $\tilde{f}(p)=\int_0^{\infty} f(y) e^{-py} dy$ one has $f(x)=\int_0^{\infty} \tilde{f}(p)\psi(px)dp$ (here we do not specify ...