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Fix #1076: Update orbital_energies to diagonalizing_bogoliubov_transform #1085

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Merged
mhucka merged 1 commit into from
Jun 30, 2025
+6 −7
Merged

Fix #1076: Update orbital_energies to diagonalizing_bogoliubov_transform #1085

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2 changes: 1 addition & 1 deletion docs/tutorials/intro_to_openfermion.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -840,7 +840,7 @@
},
"outputs": [],
"source": [
"orbital_energies, constant = quadratic_hamiltonian.orbital_energies()\n",
"orbital_energies, _, constant = quadratic_hamiltonian.diagonalizing_bogoliubov_transform()\n",
"print(orbital_energies)\n",
"print()\n",
"print(constant)"
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11 changes: 5 additions & 6 deletions docs/tutorials/intro_workshop_exercises.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -902,7 +902,7 @@
")\n",
"\n",
"# Apply the circuit to the initial state\n",
"result = circuit.final_state_vector(initial_state)\n",
"result = circuit.final_state_vector(initial_state=initial_state)\n",
"\n",
"# Compute the fidelity with the final state from exact evolution\n",
"fidelity = abs(np.dot(exact_state, result.conj())) ** 2\n",
Expand Down Expand Up @@ -2050,7 +2050,7 @@
}
],
"source": [
"orbital_energies, constant = quad_ham.orbital_energies()\n",
"orbital_energies, _, constant = quad_ham.diagonalizing_bogoliubov_transform()\n",
"\n",
"print(orbital_energies)\n",
"print(constant)"
Expand Down Expand Up @@ -2168,7 +2168,7 @@
"# ---------------------------------------------\n",
"\n",
"# Apply the circuit to the initial state\n",
"result = circuit.final_state_vector(initial_state)\n",
"result = circuit.final_state_vector(initial_state=initial_state)\n",
"\n",
"# Compute the fidelity with the correct final state\n",
"fidelity = abs(np.dot(final_state, result.conj())) ** 2\n",
Expand Down Expand Up @@ -2209,8 +2209,7 @@
"# You should define the `circuit` variable here\n",
"# ---------------------------------------------\n",
"def exponentiate_quad_ham(qubits, quad_ham):\n",
" _, basis_change_matrix, _ = quad_ham.diagonalizing_bogoliubov_transform()\n",
" orbital_energies, _ = quad_ham.orbital_energies()\n",
" orbital_energies, basis_change_matrix, _ = quad_ham.diagonalizing_bogoliubov_transform()\n",
"\n",
" yield cirq.inverse(of.bogoliubov_transform(qubits, basis_change_matrix))\n",
" for i in range(len(qubits)):\n",
Expand All @@ -2222,7 +2221,7 @@
"# ---------------------------------------------\n",
"\n",
"# Apply the circuit to the initial state\n",
"result = circuit.final_state_vector(initial_state)\n",
"result = circuit.final_state_vector(initial_state=initial_state)\n",
"\n",
"# Compute the fidelity with the correct final state\n",
"fidelity = abs(np.dot(final_state, result.conj())) ** 2\n",
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