New posts in Ap.Analysis Of Pdes

History of ODE and PDE reference request

Hölder continuity for operators

$x f'$ bounded by $x^2f $ and $f''$?

Characterizing pseudo-differential operators as a subalgebra of continuous endomorphisms of tempered distributions

Which matrices can be realized as the Dirichlet-to-Neumann map for a given domain?

Obstructions for the wedge of coordinate differentials to be harmonic

Version of Banach-Steinhaus theorem

Existence of spectral gap

Do pseudo-differential operators form a sheaf of algebras?

What is an "Instanton" in classical gauge theory? (to a mathematician)