diff --git a/Appendix_A_Installation/Appendix_Installation.ipynb b/Appendix_Installation.ipynb
similarity index 99%
rename from Appendix_A_Installation/Appendix_Installation.ipynb
rename to Appendix_Installation.ipynb
index 1a79bf7..99d664c 100644
--- a/Appendix_A_Installation/Appendix_Installation.ipynb
+++ b/Appendix_Installation.ipynb
@@ -1,7 +1,7 @@
 {
  "metadata": {
   "name": "",
-  "signature": "sha256:1fb959fd02dabdaeb6a9cb01639ad09df217d9b45cc7ce9a1f51d00310274c26"
+  "signature": "sha256:57dbf656364273c92d44507fa244b442d18883c499a9648624b3a44b5047cdd4"
  },
  "nbformat": 3,
  "nbformat_minor": 0,
@@ -32,7 +32,7 @@
       "from __future__ import division, print_function\n",
       "import matplotlib.pyplot as plt\n",
       "import sys\n",
-      "sys.path.insert(0,'../code') # allow us to format the book\n",
+      "sys.path.insert(0,'./code') # allow us to format the book\n",
       "import book_format\n",
       "book_format.load_style()"
      ],
@@ -261,7 +261,7 @@
        "output_type": "pyout",
        "prompt_number": 1,
        "text": [
-        "<IPython.core.display.HTML at 0x7fb64d1ed5c0>"
+        "<IPython.core.display.HTML at 0x7f997b223438>"
        ]
       }
      ],
@@ -442,13 +442,13 @@
        ],
        "metadata": {},
        "output_type": "pyout",
-       "prompt_number": 2,
+       "prompt_number": 3,
        "text": [
         "\\phi"
        ]
       }
      ],
-     "prompt_number": 2
+     "prompt_number": 3
     },
     {
      "cell_type": "markdown",
@@ -472,7 +472,7 @@
        ],
        "metadata": {},
        "output_type": "pyout",
-       "prompt_number": 3,
+       "prompt_number": 4,
        "text": [
         "   1   \n",
         "\u2500\u2500\u2500\u2500\u2500\u2500\u2500\n",
@@ -481,7 +481,7 @@
        ]
       }
      ],
-     "prompt_number": 3
+     "prompt_number": 4
     },
     {
      "cell_type": "markdown",
@@ -505,14 +505,14 @@
        ],
        "metadata": {},
        "output_type": "pyout",
-       "prompt_number": 4,
+       "prompt_number": 5,
        "text": [
         "           \u239b    2    \u239e\n",
         "(\\phi - 1)\u22c5\u239d\\phi  + 1\u23a0"
        ]
       }
      ],
-     "prompt_number": 4
+     "prompt_number": 5
     },
     {
      "cell_type": "markdown",
@@ -536,14 +536,14 @@
        ],
        "metadata": {},
        "output_type": "pyout",
-       "prompt_number": 5,
+       "prompt_number": 6,
        "text": [
         "    2             \n",
         "\\phi  - 3\u22c5\\phi - 4"
        ]
       }
      ],
-     "prompt_number": 5
+     "prompt_number": 6
     },
     {
      "cell_type": "markdown",
@@ -568,13 +568,13 @@
        ],
        "metadata": {},
        "output_type": "pyout",
-       "prompt_number": 6,
+       "prompt_number": 7,
        "text": [
         "8"
        ]
       }
      ],
-     "prompt_number": 6
+     "prompt_number": 7
     },
     {
      "cell_type": "markdown",
@@ -599,13 +599,13 @@
        ],
        "metadata": {},
        "output_type": "pyout",
-       "prompt_number": 7,
+       "prompt_number": 8,
        "text": [
         "2\u22c5t + 2"
        ]
       }
      ],
-     "prompt_number": 7
+     "prompt_number": 8
     },
     {
      "cell_type": "markdown",
@@ -638,7 +638,7 @@
        ],
        "metadata": {},
        "output_type": "pyout",
-       "prompt_number": 8,
+       "prompt_number": 9,
        "text": [
         "\u23a1     x                z      \u23a4\n",
         "\u23a2\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500  0  \u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u23a5\n",
@@ -648,7 +648,7 @@
        ]
       }
      ],
-     "prompt_number": 8
+     "prompt_number": 9
     },
     {
      "cell_type": "markdown",
@@ -688,7 +688,7 @@
        ],
        "metadata": {},
        "output_type": "pyout",
-       "prompt_number": 9,
+       "prompt_number": 10,
        "text": [
         "\u23a1         5           4           3\u23a4\n",
         "\u23a2\\Delta{t}   \\Delta{t}   \\Delta{t} \u23a5\n",
@@ -707,7 +707,7 @@
        ]
       }
      ],
-     "prompt_number": 9
+     "prompt_number": 10
     }
    ],
    "metadata": {}