Formatting updates.

tools/Jupyter notebooks/example_Ascan_2D.ipynb

@@ -146,8 +146,8 @@
     "# Maximum spatial resolution\n",
     "dmin = wmin / 10\n",
     "\n",
-    "print('Minimum wavelength = {:g}m'.format(wmin))\n",
+    "print('Minimum wavelength: {:g} m'.format(wmin))\n",
-    "print('Maximum spatial resolution = {:g}m'.format(dmin))"
+    "print('Maximum spatial resolution: {:g} m'.format(dmin))"
    ]
   },
   {