change default values in the notebook

Author: basnijholt

learner.ipynb

@@ -115,7 +115,7 @@
    "source": [
     "# The end condition is when the \"loss\" is less than 0.1. In the context of the\n",
     "# 1D learner this means that we will resolve features in 'func' with width 0.1 or wider.\n",
-    "runner = adaptive.Runner(learner, goal=lambda l: l.loss() < 0.05)\n",
+    "runner = adaptive.Runner(learner, goal=lambda l: l.loss() < 0.01)\n",
     "runner.live_info()"
    ]
   },
@@ -475,7 +475,7 @@
     "    return x + z**2 + np.exp(-(x**2 + y**2 + z**2 - 0.75**2)**2/a**4)\n",
     "\n",
     "learner = adaptive.LearnerND(sphere, bounds=[(-1, 1), (-1, 1), (-1, 1)])\n",
-    "runner = adaptive.Runner(learner, goal=lambda l: l.loss() < 0.01)\n",
+    "runner = adaptive.Runner(learner, goal=lambda l: l.loss() < 0.001)\n",
     "runner.live_info()"
    ]
   },