First-order systems are those which can be described by first-order differential equations. A common example is the RC circuit. You will need Adobe Acrobat Reader to ...

Linear and quasilinear first order PDE ... for three classical equations of mathematical physics (in all spatial dimensions): the wave equation, the heat/diffusion equation, the Laplace/Poisson ...

This concept revolves around the analysis of Puiseux series as solutions to first-order ordinary differential equations. Researchers have established necessary and sufficient conditions for this ...