Quantitative scales, as found in d3.
Currently implemented the basics of linear and power scales, as per the d3 docs.
var scales = require('scales');
var scale = scales.linear()
.domain([-100, 100]) //input domain
.range([0, 10]); //output range
scale(-100) // -> 0
scale(0) // -> 5
scale(100) // -> 10
MIT