From 6d544a434ef02453f26999453b5ad69ced5018bc Mon Sep 17 00:00:00 2001 From: ltcptgeneral <35508619+ltcptgeneral@users.noreply.github.com> Date: Tue, 12 May 2020 20:46:42 -0500 Subject: [PATCH] readded equation.ipynb --- analysis-master/analysis/equation.ipynb | 257 ++++++++++++++++++++++++ 1 file changed, 257 insertions(+) create mode 100644 analysis-master/analysis/equation.ipynb diff --git a/analysis-master/analysis/equation.ipynb b/analysis-master/analysis/equation.ipynb new file mode 100644 index 00000000..d43817b7 --- /dev/null +++ b/analysis-master/analysis/equation.ipynb @@ -0,0 +1,257 @@ +{ + "cells": [ + { + "cell_type": "code", + "execution_count": 2, + "metadata": {}, + "outputs": [], + "source": [ + "import re\n", + "from decimal import Decimal\n", + "from functools import reduce" + ] + }, + { + "cell_type": "code", + "execution_count": 3, + "metadata": {}, + "outputs": [], + "source": [ + "def add(string):\n", + " while(len(re.findall(\"[+]{1}[-]?\", string)) != 0):\n", + " string = re.sub(\"[-]?\\d+[.]?\\d*[+]{1}[-]?\\d+[.]?\\d*\", str(\"%f\" % reduce((lambda x, y: x + y), [Decimal(i) for i in re.split(\"[+]{1}\", re.search(\"[-]?\\d+[.]?\\d*[+]{1}[-]?\\d+[.]?\\d*\", string).group())])), string, 1)\n", + " return string" + ] + }, + { + "cell_type": "code", + "execution_count": 4, + "metadata": {}, + "outputs": [], + "source": [ + "def sub(string):\n", + " while(len(re.findall(\"\\d+[.]?\\d*[-]{1,2}\\d+[.]?\\d*\", string)) != 0):\n", + " g = re.search(\"\\d+[.]?\\d*[-]{1,2}\\d+[.]?\\d*\", string).group()\n", + " if(re.search(\"[-]{1,2}\", g).group() == \"-\"):\n", + " r = re.sub(\"[-]{1}\", \"+-\", g, 1)\n", + " string = re.sub(g, r, string, 1)\n", + " elif(re.search(\"[-]{1,2}\", g).group() == \"--\"):\n", + " r = re.sub(\"[-]{2}\", \"+\", g, 1)\n", + " string = re.sub(g, r, string, 1)\n", + " else:\n", + " pass\n", + " return string" + ] + }, + { + "cell_type": "code", + "execution_count": 5, + "metadata": {}, + "outputs": [], + "source": [ + "def mul(string):\n", + " while(len(re.findall(\"[*]{1}[-]?\", string)) != 0):\n", + " string = re.sub(\"[-]?\\d+[.]?\\d*[*]{1}[-]?\\d+[.]?\\d*\", str(\"%f\" % reduce((lambda x, y: x * y), [Decimal(i) for i in re.split(\"[*]{1}\", re.search(\"[-]?\\d+[.]?\\d*[*]{1}[-]?\\d+[.]?\\d*\", string).group())])), string, 1)\n", + " return string" + ] + }, + { + "cell_type": "code", + "execution_count": 6, + "metadata": {}, + "outputs": [], + "source": [ + "def div(string):\n", + " while(len(re.findall(\"[/]{1}[-]?\", string)) != 0):\n", + " string = re.sub(\"[-]?\\d+[.]?\\d*[/]{1}[-]?\\d+[.]?\\d*\", str(\"%f\" % reduce((lambda x, y: x / y), [Decimal(i) for i in re.split(\"[/]{1}\", re.search(\"[-]?\\d+[.]?\\d*[/]{1}[-]?\\d+[.]?\\d*\", string).group())])), string, 1)\n", + " return string" + ] + }, + { + "cell_type": "code", + "execution_count": 7, + "metadata": {}, + "outputs": [], + "source": [ + "def exp(string):\n", + " while(len(re.findall(\"[\\^]{1}[-]?\", string)) != 0):\n", + " string = re.sub(\"[-]?\\d+[.]?\\d*[\\^]{1}[-]?\\d+[.]?\\d*\", str(\"%f\" % reduce((lambda x, y: x ** y), [Decimal(i) for i in re.split(\"[\\^]{1}\", re.search(\"[-]?\\d+[.]?\\d*[\\^]{1}[-]?\\d+[.]?\\d*\", string).group())])), string, 1)\n", + " return string" + ] + }, + { + "cell_type": "code", + "execution_count": 12, + "metadata": {}, + "outputs": [], + "source": [ + "def evaluate(string):\n", + " string = exp(string)\n", + " string = div(string)\n", + " string = mul(string)\n", + " string = sub(string)\n", + " print(string)\n", + " string = add(string)\n", + " return string" + ] + }, + { + "cell_type": "code", + "execution_count": 13, + "metadata": {}, + "outputs": [ + { + "output_type": "error", + "ename": "SyntaxError", + "evalue": "unexpected EOF while parsing (, line 1)", + "traceback": [ + "\u001b[1;36m File \u001b[1;32m\"\"\u001b[1;36m, line \u001b[1;32m1\u001b[0m\n\u001b[1;33m def parentheses(string):\u001b[0m\n\u001b[1;37m ^\u001b[0m\n\u001b[1;31mSyntaxError\u001b[0m\u001b[1;31m:\u001b[0m unexpected EOF while parsing\n" + ] + } + ], + "source": [ + "def parentheses(string):" + ] + }, + { + "cell_type": "code", + "execution_count": 22, + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "name": "stdout", + "text": "-158456325028528675187087900672.000000+0.8\n" + }, + { + "output_type": "execute_result", + "data": { + "text/plain": "'-158456325028528675187087900672.000000'" + }, + "metadata": {}, + "execution_count": 22 + } + ], + "source": [ + "string = \"8^32*4/-2+0.8\"\n", + "evaluate(string)" + ] + }, + { + "cell_type": "code", + "execution_count": 23, + "metadata": {}, + "outputs": [], + "source": [ + "from sympy import symbols, solve" + ] + }, + { + "cell_type": "code", + "execution_count": 26, + "metadata": {}, + "outputs": [ + { + "output_type": "execute_result", + "data": { + "text/plain": "[6]" + }, + "metadata": {}, + "execution_count": 26 + } + ], + "source": [ + "x = symbols(\"x\")\n", + "expr = x-4-2\n", + "sol = solve(expr)\n", + "sol" + ] + }, + { + "cell_type": "code", + "execution_count": 27, + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "name": "stdout", + "text": "x - 6\n" + } + ], + "source": [ + "print(expr)" + ] + }, + { + "cell_type": "code", + "execution_count": 28, + "metadata": {}, + "outputs": [], + "source": [ + "expr = \"x-4-2\"" + ] + }, + { + "cell_type": "code", + "execution_count": 29, + "metadata": {}, + "outputs": [ + { + "output_type": "execute_result", + "data": { + "text/plain": "[6]" + }, + "metadata": {}, + "execution_count": 29 + } + ], + "source": [ + "sol = solve(expr)\n", + "sol" + ] + }, + { + "cell_type": "code", + "execution_count": 30, + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "name": "stdout", + "text": "x-4-2\n" + } + ], + "source": [ + "print(expr)" + ] + }, + { + "cell_type": "code", + "execution_count": null, + "metadata": {}, + "outputs": [], + "source": [] + } + ], + "metadata": { + "kernelspec": { + "display_name": "Python 3", + "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": "3.7.6-final" + } + }, + "nbformat": 4, + "nbformat_minor": 4 +} \ No newline at end of file