{ "cells": [ { "cell_type": "code", "execution_count": 1, "metadata": {}, "outputs": [], "source": [ "%matplotlib notebook" ] }, { "cell_type": "code", "execution_count": 2, "metadata": {}, "outputs": [], "source": [ "import numpy as np\n", "from sympy import *\n", "import matplotlib.pyplot as plt" ] }, { "cell_type": "code", "execution_count": 3, "metadata": {}, "outputs": [], "source": [ "init_printing()\n", "u = Function('u')\n", "t, eps= symbols('t epsilon')\n", "omega = symbols('omega', positive=True)" ] }, { "cell_type": "markdown", "metadata": {}, "source": [ "