Sull' equazione \(y\dfrac{\partial ^2z}{\partial x^2}+ \dfrac{\partial ^2z}{\partial y^2}=0\).

zbMath56.0420.05MaRDI QIDQ1831074

Francesco Giacomo Tricomi

Publication date: 1930

This page was built for publication: Sull' equazione \(y\dfrac{\partial ^2z}{\partial x^2}+ \dfrac{\partial ^2z}{\partial y^2}=0\).