diff --git a/tools_numpy.ipynb b/tools_numpy.ipynb
index dcb4030..fc73501 100644
--- a/tools_numpy.ipynb
+++ b/tools_numpy.ipynb
@@ -2118,8 +2118,8 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "## Matrix dot product\n",
-    "Let's create two matrices and execute a matrix [dot product](https://en.wikipedia.org/wiki/Dot_product) using the `dot` method."
+    "## Matrix multiplication\n",
+    "Let's create two matrices and execute a [matrix multiplication](https://en.wikipedia.org/wiki/Matrix_multiplication) using the `dot()` method."
    ]
   },
   {
@@ -2155,7 +2155,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "**Caution**: as mentionned previously, `n1*n2` is *not* a dot product, it is an elementwise product."
+    "**Caution**: as mentionned previously, `n1*n2` is *not* a matric multiplication, it is an elementwise product (also called a [Hadamard product](https://en.wikipedia.org/wiki/Hadamard_product_(matrices)))."
    ]
   },
   {