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+{
+"cells": [
+ {
+		   "cell_type": "markdown",
+	   "metadata": {},
+	   "source": [
+       "# Chapter 9: The RLC Circuit"
+	   ]
+	},
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 9.1: The_Source_free_parallel_circuit.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"//Example 9.1\n",
+"//Calculate resistor values for underdamped and overdamped responses\n",
+"printf('Given')\n",
+"disp('L=10mH and C=100uF')\n",
+"L=10*10^-3;C=100*10^-6\n",
+"w0=sqrt(1/(L*C))\n",
+"printf('w0=%drad/s\n',w0)\n",
+"//alpha(a)=1/(2*R*C)\n",
+"disp('For an overdamped response')\n",
+"disp('a > w0')\n",
+"//On solving\n",
+"disp('Hence')\n",
+"disp('R<5ohm')\n",
+"disp('For an underdamped response')\n",
+"disp('a < w0')\n",
+"//On solving\n",
+"disp('Hence')\n",
+"disp('R>5ohm')"
+   ]
+   }
+,
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 9.4: Graphical_Representation_of_Overdamped_response.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"clc\n",
+"//Example 9.4\n",
+"//Calculate settling time\n",
+"t=0:0.1:5\n",
+"ic=2*exp(-t)-4*exp(-t)\n",
+"plot(t,ic)\n",
+"xtitle('ic vs t','t in s','ic in A')\n",
+"//Let ts be the settling time\n",
+"//From the graph the maximum value is|-2|=2A\n",
+"//'ts' is the time when ic has decreased to 0.02A\n",
+"//On solving for 'ts'\n",
+"ts=-log(0.02/4)\n",
+"printf('ts=%3.2f s\n',ts)"
+   ]
+   }
+],
+"metadata": {
+		  "kernelspec": {
+		   "display_name": "Scilab",
+		   "language": "scilab",
+		   "name": "scilab"
+		  },
+		  "language_info": {
+		   "file_extension": ".sce",
+		   "help_links": [
+			{
+			 "text": "MetaKernel Magics",
+			 "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md"
+			}
+		   ],
+		   "mimetype": "text/x-octave",
+		   "name": "scilab",
+		   "version": "0.7.1"
+		  }
+		 },
+		 "nbformat": 4,
+		 "nbformat_minor": 0
+}