Ada's handwavy recipe for solving the barotropic QGPV equation

Hi,

I know most of you feel a bit lost in streamfunctions right now, so I have made two recipes for solving the barotropic and baroclinic QGPV equation. Here is the barotropic one: http://folk.uio.no/adagj/GEF3450/barotropic.pdf

I'll post the baroclinic one later today-

Ada