(You can also make other choices if you want to.) And then it’s about using appropriately scaled color to represent vector magnitudes. There are all sorts of other challenges too. Like being able to draw vectors in a region: ✕ VectorPlot[{2 x^2 - y^2, ...
Around might seem like a simple concept, but it’s full of subtleties—which is the main reason it’s taken until now for it to get into the system. Many of the subtleties revolve around correlations between uncertainties. The basic idea is that the uncertainty of every Aro...