diff --git a/iMinuit.ipynb b/iMinuit.ipynb
index fdf2c051a633ef94c041b326d40803a69c0409d1..262701d7e2c307e7db030f6215b40e8bd22a357b 100644
--- a/iMinuit.ipynb
+++ b/iMinuit.ipynb
@@ -415,6 +415,26 @@
     "#   error: uncertainty estimate for the parameter value."
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": 22,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "True\n",
+      "True\n"
+     ]
+    }
+   ],
+   "source": [
+    "# if you need just the basic\n",
+    "print (m.migrad_ok())\n",
+    "print (m.matrix_accurate())"
+   ]
+  },
   {
    "cell_type": "markdown",
    "metadata": {},