Fix dot product notation

Yara Mohajerani · Yara Mohajerani · commit 0efccaef0ec5 · 2020-06-17T17:40:05.000Z
diff --git a/MachineLearning_NeuralNetworks_Intro.ipynb b/MachineLearning_NeuralNetworks_Intro.ipynb
@@ -42,7 +42,7 @@
     "\n",
     "$$\n",
     "\\begin{aligned}\n",
-    " f(w.x + b)\n",
+    " f(\\mathbf{w}\\cdot \\mathbf{x} + b)\n",
     "\\end{aligned}\n",
     "$$\n",
     "\n",
