move large pdfs external

Author: rasbt

code/ch13/ch13.ipynb

@@ -879,7 +879,7 @@
     "\n",
     "def softmax_activation(X, w):\n",
     "    z = net_input(X, w)\n",
-    "    return sigmoid(z)"
+    "    return softmax(z)"
    ]
   },
   {
@@ -1524,7 +1524,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.4.3"
+   "version": "3.5.0"
   }
  },
  "nbformat": 4,

docs/errata.md

@@ -11,12 +11,12 @@ I would be happy if you just write me a short [mail](mailto:mail@sebastianraschk
 
 ## Donations
 
-- Current amount for the next donation: $56.00
+- Current amount for the next donation: $58.00
 - Amount donated to charity: $0.00
 
 ## Leaderboard
 
-1. Ryan S. ($21.00)
+1. Ryan S. ($23.00)
 2. Christopher Galpin ($8.00)
 2. Edgar C. ($4.00)
 3. S.R. ($4.00)