new_contents: (function() {
      'use strict';
  
      module.experts = {};
  
  })();
  
  (function() {
      'use strict';
  
  
      function greet(greeting) {
          return 'Hello!';
      }
  
      module.exports = {
          greet: greet
      };
  })();
  
  (function() {
      'use strict';
      function greet(greeting) {
          if (greeting === undefined) {
              return 'Hello!';
          } else {
              return greeting + '!';
          }
      }
  
      function square(sqeNumber) {
          return Math.pow(sqeNumber, 2);
      }
  
      function squareRoot(num) {
          return Math.sqrt(num, 2);
      }
  
      function sum(nums) {
          var cumulator = 0;
          for (var i = 0; i < nums.length; i++) {
              cumulator += nums[i];
          }
          return cumulator;
      }
  
      function squareAll(sqAll) {
          var count = 0;
          var sqArray = [];
  
          for (var i = 0; i < sqAll.length; i++) {
              count = square(sqAll[i]);
              sqArray[i] = count;
          }
          return sqArray;
      }
  
      function sumOfSquares(nums) {
          var squareNum = sum(squareAll(nums));
          return squareNum;
      }
  
      function bildVector(value) {
          var vector = value.slice(0);
  
          vector.valueOf = function() {
              return this.slice(0);
          };
  
          vector.toString = function() {
              return '<' + this.valueOf().toString() + '>';
          };
  
          return vector;
      }
  
      function magnitude(value) {
          var summedSquares = sumOfSquares(value);
          return squareRoot(summedSquares);
      }
  
      function getVectorsShorterThan(maxMagnitude, vectors) {
  
          var vectorMagnitude = [];
  
          for (var i = 0; i < vectors.length; i++) {
              if (magnitude(vectors[i]) < maxMagnitude) {
  
                  //console.log(i, " , " + magnitude(vectors[i]) + " maxMagnitude " + maxMagnitude);
                  //console.log(vectorMagnitude.length, "!!!!!!!!");
                  vectorMagnitude[vectorMagnitude.length] = vectors[i];
  
              }
          }
          return vectorMagnitude;
      }
      module.exports = {
          greet: greet,
          square: square,
          squareRoot: squareRoot,
          sum: sum,
          squareAll: squareAll,
          sumOfSquares: sumOfSquares,
          buildVector: bildVector,
          magnitude: magnitude,
          getVectorsShorterThan: getVectorsShorterThan
  
      };
  })();
  
subject: Complete form one