more clear instruction for week1

kartynnik · Aug 25, 2018 · e95e5a1 · e95e5a1
1 parent 7de6d73
commit e95e5a1
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/week1/week01_pa.ipynb b/week1/week01_pa.ipynb
@@ -628,7 +628,7 @@
     "\n",
     "eta = 0.1 # learning rate\n",
     "alpha = 0.9 # moving average of gradient norm squared\n",
-    "g2 = None\n",
+    "g2 = None # we start with None so that you can update this value correctly on the first iteration\n",
     "eps = 1e-8\n",
     "\n",
     "n_iter = 100\n",