User talk:Mpatel/sandbox/Schrödinger equation/to do


 * Expand the following sections:
 * Historical background and development
 * Free particle Schrödinger equation
 * Relativistic generalisations
 * Applications


 * Reduce the maths in the Mathematical forms section by possibly using show/hide boxes.


 * Write more on the Correspondence principle.


 * Include more citations and external links.