message: Update 1_basic.ipynb
diff: "a = tf.constant(0.0)\n",
  "b = tf.constant(1.0)\n",
  "epsilon = tf.constant(0.001)\n",
  - "x = bisecting_line_search(test_f, a, b, epsilon)\n",
  + "x = bisecting_line_search(test_f, a, b, epsilon)\n"
  ],
  "execution_count": 0,
  "outputs": []
  