Stability of the wave equation with a source
Summary: We prove the generalized Hyers-Ulam stability of the wave equation with a source, \(u_{t t} (x,t) - c^2 u_{x x} (x, t) = f (x, t)\), for a class of real-valued functions with continuous second partial derivatives in \(x\) and \(t\).
scientific article; zbMATH DE number 6892807
scientific article