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quantumlib · Oct 29, 2024 · 1df30f6 · 1df30f6
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diff --git a/qualtran/bloqs/phase_estimation/phase_estimation_of_quantum_walk.ipynb b/qualtran/bloqs/phase_estimation/phase_estimation_of_quantum_walk.ipynb
@@ -92,7 +92,7 @@
     "    state_prep = cirq.StatePreparationChannel(get_resource_state(m), name='chi_m')\n",
     "\n",
     "    yield state_prep.on(*m_qubits)\n",
-    "    yield walk_controlled.on_registers(**walk_regs, control=m_qubits[0])\n",
+    "    yield walk_controlled.on_registers(**walk_regs, ctrl=m_qubits[0])\n",
     "    for i in range(1, m):\n",
     "        yield reflect_controlled.on_registers(control=m_qubits[i], **reflect_regs)\n",
     "        walk = walk ** 2\n",

diff --git a/qualtran/bloqs/qubitization/qubitization_walk_operator.ipynb b/qualtran/bloqs/qubitization/qubitization_walk_operator.ipynb
@@ -143,8 +143,7 @@
     "\n",
     "#### Parameters\n",
     " - `select`: The SELECT lcu gate implementing $\\mathrm{SELECT}=\\sum_{l}|l\\rangle\\langle l|H_{l}$.\n",
-    " - `prepare`: Then PREPARE lcu gate implementing $\\mathrm{PREPARE}|0\\dots 0\\rangle = \\sum_l \\sqrt{\\frac{w_{l}}{\\lambda}} |l\\rangle = |L\\rangle$\n",
-    " - `control_val`: If 0/1, a controlled version of the walk operator is constructed. Defaults to None, in which case the resulting walk operator is not controlled. \n",
+    " - `prepare`: Then PREPARE lcu gate implementing $\\mathrm{PREPARE}|0\\dots 0\\rangle = \\sum_l \\sqrt{\\frac{w_{l}}{\\lambda}} |l\\rangle = |L\\rangle$ \n",
     "\n",
     "#### References\n",
     " - [Encoding Electronic Spectra in Quantum Circuits with Linear T Complexity](https://arxiv.org/abs/1805.03662). Babbush et al. (2018). Figure 1.\n"