text: (function() {
      'use strict';
      
      console.log(Math.PI); //3.141592653589793
      console.log(Math.round(5.67)); // 6
      console.log(Math.round(5.37)); // 5
      console.log(Math.floor(5.87)); // 5
      console.log(Math.ceil(5.17)); // 6
      console.log(Math.min(12, 43, 56, 7, 12)); // 7
      console.log(Math.max(12, 43, 56, 7, 12)); // 56
      console.log(Math.pow(3,3)); // 27
      console.log(Math.abs(-34)); // 34
      console.log(Math.sqrt(81)); // 9
  
  })();
  