var path = require("path"); var fs = require("fs"); var lib = path.join(path.dirname(fs.realpathSync(__filename)), "../lib"); var simple = require(lib + "/simple_math.js"); var advanced = require(lib + "/advanced_math.js"); module.exports = { addition: simple.addition, subtraction: simple.subtraction, multiplication: advanced.multiplication, division: advanced.division, fibonacci: advanced.fibonacci }