Approximation of e: Difference between revisions

@@ Line 4: / Line 4: @@
   var board = JXG.JSXGraph.initBoard('box', {axis:true, boundingbox: [-10, 3, 100, -1]});
   var line = board.create('line', [[-10, Math.E], [100, Math.E]], {strokeColor: 'green', strokeWidth: 1});
-  var seq = board.create('curve', [[0], [1]]);
+  var seq = board.create('curve', [[0], [1]], {strokeColor: 'blue'});
   var seq_add = function() {
      var n = seq.dataX.length,
          val = Math.pow(1 + 1/n, n);
+    seq.dataX.push(n);
+    seq.dataY.push(val);
+ };
+ var series = board.create('curve', [[0], [1]], {strokeColor: 'black'});
+ var series_add = function() {
+    var n = series.dataX.length,
+        val = series.dataY[n - 1] + 1 / JXG.Math.factorial(n);
      seq.dataX.push(n);
      seq.dataY.push(val);

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