D‑finite Functions: Functions that fulfil a linear differential equation with polynomial coefficients, ensuring that they have a finite description in terms of such equations.

WBJEE: Important Questions and Preparation Tips – Differential Equations. Chapter notes are very important as it helps students to cover all important topics in a very less time.

Quantum information researchers have tried to use linear equations as a key to unlock nonlinear differential ones for over a decade. One breakthrough came in 2010, when Dominic Berry , now at ...