data_frames_sin_cos.ipynb

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     "text": [
      "   Time     YVals     ZVals\n",
      "0   0.0  0.000000  1.000000\n",
      "1   0.1  0.808736  0.588172\n",
      "2   0.2  0.951351 -0.308108\n",
      "3   0.3  0.310380 -0.950613\n",
      "4   0.4 -0.586238 -0.810139\n"
     ]
    }
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   "source": [
    "import numpy as np\n",
    "import pandas as pd\n",
    "#Creating an array of the time\n",
    "time = np.arange(0,10,0.1)\n",
    "\n",
    "#Creating a data frame to store the time , sine and cosine directly \n",
    "table = pd.DataFrame({'Time':time, \n",
    "                      'YVals':np.sin(2*3.14*1.5*time), \n",
    "                      'ZVals':np.cos(2*3.14*1.5*time)})\n",
    "#Printing the first 5 elements of the data frame\n",
    "print(table.head())\n",
    "\n",
    "#Creating a new txt file to write on it \n",
    "outFile = open('out.txt','w')\n",
    "table[10:16][['YVals','ZVals']].to_csv(outFile,sep='#')\n",
    "\n"
   ]
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   "cell_type": "code",
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   "source": []
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