split code

tutorials/circuits/3_summary_of_quantum_operations.ipynb

@@ -234,24 +234,33 @@
    "source": [
     "<div class=\"alert alert-info\">\n",
     "\n",
-    "**Note on U gate deprecation**\n",
+    "Note on U gate deprecation\n",
     "\n",
-    "The QuantumCircuit methods $u1$, $u2$ and $u3$ are now deprecated. Instead, the following replacements should be used.\n",
+    "The QuantumCircuit methods $u1$, $u2$ and $u3$ are now deprecated. Instead, the following\n",
+    "replacements should be used.\n",
     "\n",
     "$u1(\\lambda) = p(\\lambda) = u(0, 0, \\lambda)$\n",
     "\n",
-    "$u2(\\phi, \\lambda) = u(\\frac{\\pi}{2}, \\phi, \\lambda) = p(\\frac{\\pi}{2} + \\phi) \\cdot sx \\cdot p(\\frac{\\pi}{2} - \\lambda)$\n",
+    "```python\n",
+    "# qc.u1(lambda) is now:\n",
+    "qc.p(lambda)\n",
+    "```\n",
     "\n",
-    "$u3(\\theta, \\phi, \\lambda) = u(\\theta, \\phi, \\lambda) = p(\\phi + \\pi) \\cdot sx \\cdot p(\\theta + \\pi) \\cdot sx \\cdot p(\\lambda)$\n",
+    "$u2(\\phi, \\lambda) = u(\\frac{\\pi}{2}, \\phi, \\lambda) = p(\\frac{\\pi}{2} + \\phi) \\cdot sx \\cdot\n",
+    "p(\\frac{\\pi}{2} - \\lambda)$\n",
     "\n",
-    "    # qc.u1(lambda) is now:\n",
-    "    qc.p(lambda)\n",
+    "```python\n",
+    "# qc.u2(phi, lambda) is now:\n",
+    "qc.u(pi/2, phi, lambda)\n",
+    "```\n",
     "\n",
-    "    # qc.u2(phi, lambda) is now:\n",
-    "    qc.u(pi/2, phi, lambda)\n",
+    "$u3(\\theta, \\phi, \\lambda) = u(\\theta, \\phi, \\lambda) = p(\\phi + \\pi) \\cdot sx \\cdot p(\\theta + \\pi)\n",
+    "\\cdot sx \\cdot p(\\lambda)$\n",
     "\n",
-    "    # qc.u3(theta, phi, lambda) is now:\n",
-    "    qc.u(theta, phi, lambda)\n",
+    "```python\n",
+    "# qc.u3(theta, phi, lambda) is now:\n",
+    "qc.u(theta, phi, lambda)\n",
+    "```\n",
     "\n",
     "</div>"
    ]