Update docs/tutorials/10_pvqd.ipynb

Co-authored-by: Steve Wood <[email protected]>

docs/tutorials/10_pvqd.ipynb

@@ -14,9 +14,9 @@
     "\\theta_{n+1} = \\theta_n + \\arg\\min_{\\delta\\theta} 1 - |\\langle\\phi(\\theta_n + \\delta\\theta)|e^{-i\\Delta_t H}|\\phi(\\theta_n)\\rangle|^2,\n",
     "$$\n",
     "\n",
-    "where $e^{-i\\Delta_t H}$ is calculated with a Trotter expansion (using e.g. the [`PauliEvolutionGate`](https://qiskit.org/documentation/stubs/qiskit.circuit.library.PauliEvolutionGate.html) in Qiskit!).\n",
+    "where $e^{-i\\Delta_t H}$ is calculated with a Trotter expansion (using e.g. the [PauliEvolutionGate](https://qiskit.org/documentation/stubs/qiskit.circuit.library.PauliEvolutionGate.html) in Qiskit!).\n",
     "\n",
-    "The following tutorial explores the p-VQD algorithm, which is available as the [`PVQD`](https://qiskit.org/ecosystem/algorithms/stubs/qiskit_algorithms.PVQD.html) class. For details on the algorithm, see the original paper: [Barison et al. Quantum 5, 512 (2021)](https://quantum-journal.org/papers/q-2021-07-28-512/#)."
+    "The following tutorial explores the p-VQD algorithm, which is available as the [PVQD](https://qiskit.org/ecosystem/algorithms/stubs/qiskit_algorithms.PVQD.html) class. For details on the algorithm, see the original paper: [Barison et al. Quantum 5, 512 (2021)](https://quantum-journal.org/papers/q-2021-07-28-512/#)."
    ]
   },
   {