Function transformSymlog

docs/app/js/sanddance-app.js:128956–128960

(c)

var _continuousJs = require("./continuous.js");
var _initJs = require("./init.js");
function transformSymlog(c) {
    return function(x) {
        return Math.sign(x) * Math.log1p(Math.abs(x / c));
    };
}
function transformSymexp(c) {
    return function(x) {
        return Math.sign(x) * Math.expm1(Math.abs(x)) * c;