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    "<font size = \"5\"> **Chapter 1: [Introduction](../Introduction/CH1_00-Introduction.ipynb)** </font>\n",
    "\n",
    "\n",
    "<hr style=\"height:1px;border-top:4px solid #FF8200\" />\n",
    "\n",
    "# Homework 1\n",
    "\n",
    "<font size = \"5\"> Test Python Environment</font>\n",
    "\n",
    "[Download](https://raw.githubusercontent.com/gduscher/MSE672-Introduction-to-TEM//main/Homework/Homework01.ipynb)\n",
    "\n",
    "[![OpenInColab](https://colab.research.google.com/assets/colab-badge.svg)](\n",
    "    https://colab.research.google.com/github/gduscher/MSE672-Introduction-to-TEM/blob/main/Homework/Homework01.ipynb)\n",
    "    \n",
    "    \n",
    "part of \n",
    "\n",
    "<font size = \"5\"> **[MSE672:  Introduction to Transmission Electron Microscopy](../_MSE672_Intro_TEM.ipynb)**</font>\n",
    "\n",
    "by Gerd Duscher, Spring 2024\n",
    "<br>\n",
    "Microscopy Facilities<br>\n",
    "Institute of Advanced Materials & Manufacturing<br>\n",
    "Materials Science & Engineering<br>\n",
    "The University of Tennessee, Knoxville\n",
    "\n",
    "Background and methods to analysis and quantification of data acquired with transmission electron microscopes.\n"
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    "## Load Packages\n",
    "\n",
    "First we need to load the libraries we want to use. \n",
    "Here we use:\n",
    "- numpy: numerical library\n",
    "- matplotlib: graphic library\n",
    "\n",
    "Both of these packages are provided by annaconda and are already installed in Google Colab."
   ]
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    "import numpy as np\n",
    "import matplotlib.pylab as plt"
   ]
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   "source": [
    "Now we run the next code cell to plot a graph."
   ]
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    "# Generate plotting values\n",
    "t = np.linspace(0, 2*np.pi, 200)\n",
    "x = 16 * np.sin(t)**3\n",
    "y = 13 * np.cos(t) - 5 * np.cos(2*t) - 2 * np.cos(3*t) - np.cos(4*t)\n",
    "\n",
    "plt.figure()\n",
    "plt.plot(x,y, color='red', linewidth=2)\n",
    "plt.text(-23, 0,  'I', ha='center', va='center', fontsize=206)\n",
    "\n",
    "plt.text(20,0, 'MSE 672',va='center', fontsize=206)\n",
    "plt.gca().set_aspect('equal')"
   ]
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   "source": [
    "Who would have thought that the formula of love is based on trigonometry?"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "Try to run this in colab and you rown computer."
   ]
  },
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   "execution_count": null,
   "metadata": {},
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