Merge pull request #3 from abhishekraok/notebook/add_line

Update recursion notebook

Author: abhishekraok

notebook/Recursive_images_Fractals.ipynb

@@ -8,7 +8,9 @@
  "\n",
  "## Recursive images\n",
  "\n",
- "One of the cool thing about graphs is they can link to themselves. This creates recursive images. Here we will see how to create a recursive image continuing from the getting started image. Let us create a recursive image where Mt. Tacoma is inside Seattle, and Seattle is inside Mt. Tacoma."
+ "One of the cool thing about graphs is they can link to themselves. The reason why this is a graph and not a quad tree (as most maps are) is to create recursive images. \n",
+ "\n",
+ "Here we will see how to create a recursive image continuing from the getting started image. Let us create a recursive image where Mt. Tacoma is inside Seattle, and Seattle is inside Mt. Tacoma."
  ]
  },
  {
@@ -104,7 +106,12 @@
  "cell_type": "markdown",
  "metadata": {},
  "source": [
- "So far this has been same as the getting started example. Now to create a recursive graph, we will take the created node link and insert itself in the quad key '1333'. "
+ "## Insert self\n",
+ "So far this has been same as the getting started example. Now to create a recursive graph, we will take the created node link and insert itself in the quad key '1333'. \n",
+ "\n",
+ "### Diagram\n",
+ "What we are trying to create is something like this\n",
+ "![recursive graph](https://artmapstore.blob.core.windows.net/firstnodes/photos/node_image_recurse2.png)"
  ]
  },
  {
@@ -131,6 +138,14 @@
  "print(recursive_node_link_result)"
  ]
  },
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "### Result\n",
+ "Thus we have created a recursive image. This contains an image of Seattle, which has image of Tacoma, which has the first image in it. If you zoom in you will see more details"
+ ]
+ },
  {
  "cell_type": "code",
  "execution_count": 22,
@@ -205,10 +220,16 @@
  " [ green, self ]\n",
  "```\n",
  "\n",
- "![Created thin line](http://kaiimap.org/tile/?node_link=line@https://artmapstore.blob.core.windows.net/firstnodes/line.tsv.gz)\n",
+ "As it replaces self with definition of self it will look like this \n",
+ "\n",
+ "![Starting thin line](https://artmapstore.blob.core.windows.net/firstnodes/photos/fractal_imagetree_line.png)\n",
+ "\n",
+ "The end product will be\n",
+ "\n",
+ "![Created thin line](https://artmapstore.blob.core.windows.net/firstnodes/photos/green_blue2.png)\n",
  "\n",
  "\n",
- "This would create an infinitely thin line between colors blue and green. View it in [KaiiMaps](http://kaiimap.org/view?node_link=line@https://artmapstore.blob.core.windows.net/firstnodes/line.tsv.gz)"
+ "This is an infinitely thin line between colors blue and green. You can keep zooming but never see a blunt edge. View it in [KaiiMaps](http://kaiimap.org/view?node_link=line@https://artmapstore.blob.core.windows.net/firstnodes/line.tsv.gz)"
  ]
  },
  {