Controlled_Rotation_Circuit.ipynb

{
  "cells": [
    {
      "cell_type": "markdown",
      "metadata": {
        "id": "view-in-github",
        "colab_type": "text"
      },
      "source": [
        "<a href=\"https://colab.research.google.com/github/OJB-Quantum/Notebooks/blob/main/Controlled_Rotation_Circuit.ipynb\" target=\"_parent\"><img src=\"https://colab.research.google.com/assets/colab-badge.svg\" alt=\"Open In Colab\"/></a>"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "id": "35d82623-35c2-4a95-b343-a42267f4e94b",
      "metadata": {
        "id": "35d82623-35c2-4a95-b343-a42267f4e94b",
        "outputId": "c45cda01-77b1-4308-d730-35d8ff532942"
      },
      "outputs": [
        {
          "name": "stderr",
          "output_type": "stream",
          "text": [
            "ibmqfactory.load_account:WARNING:2022-01-26 07:33:09,847: Credentials are already in use. The existing account in the session will be replaced.\n"
          ]
        }
      ],
      "source": [
        "import numpy as np\n",
        "import math\n",
        "\n",
        "# Importing standard Qiskit libraries\n",
        "from qiskit import QuantumCircuit, transpile, Aer, IBMQ\n",
        "from qiskit.tools.jupyter import *\n",
        "from qiskit.visualization import *\n",
        "from ibm_quantum_widgets import *\n",
        "from qiskit.providers.aer import QasmSimulator\n",
        "\n",
        "# Loading your IBM Quantum account(s)\n",
        "provider = IBMQ.load_account()"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "id": "fdf5395e-813f-4772-85fe-7f4f18614228",
      "metadata": {
        "id": "fdf5395e-813f-4772-85fe-7f4f18614228",
        "outputId": "e09c575d-1577-4a35-a0eb-23b4a07dfa45"
      },
      "outputs": [
        {
          "data": {
            "image/png": 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hICIGhYKIGBQKImJQKIiIQaEgIgaFgogYFAoiYlAoiIhBoSAiBoWCiBgUCiJiUCiIiEGhICIGhYKIGBQKImJQKIiI4f8AVtqMOGoYWsIAAAAASUVORK5CYII=\n",
            "text/plain": [
              "<Figure size 327.252x144.48 with 1 Axes>"
            ]
          },
          "execution_count": 10,
          "metadata": {},
          "output_type": "execute_result"
        }
      ],
      "source": [
        "qc = QuantumCircuit(2)\n",
        "theta = math.pi # theta can be anything (pi chosen arbitrarily)\n",
        "qc.ry(theta/2,1)\n",
        "qc.cx(0,1)\n",
        "qc.ry(-theta/2,1)\n",
        "qc.cx(0,1)\n",
        "qc.draw('mpl')"
      ]
    },
    {
      "cell_type": "code",
      "execution_count": null,
      "id": "748fec38-c920-423e-8c6a-5f7c97abc032",
      "metadata": {
        "id": "748fec38-c920-423e-8c6a-5f7c97abc032"
      },
      "outputs": [],
      "source": []
    }
  ],
  "metadata": {
    "kernelspec": {
      "display_name": "Qiskit v0.34.1 (ipykernel)",
      "language": "python",
      "name": "python3"
    },
    "language_info": {
      "codemirror_mode": {
        "name": "ipython",
        "version": 3
      },
      "file_extension": ".py",
      "mimetype": "text/x-python",
      "name": "python",
      "nbconvert_exporter": "python",
      "pygments_lexer": "ipython3",
      "version": "3.8.12"
    },
    "colab": {
      "provenance": [],
      "include_colab_link": true
    }
  },
  "nbformat": 4,
  "nbformat_minor": 5
}