Ring theorists do it non-commutatively. Ring theorists do it ideally. Set theorists do it in a morass. Set theorists do it with cardinals. Statistical physicists Statistical physicists do it with partitions.
Statistical physicists do it near equilibrium.
Statistical physicists do it in ensembles. Statisticians Statisticians do it continuously but discretely. Statisticians do it when it counts. Statisticians do it with large numbers. Statisticians do it with two-tail T tests.