\documentclass[10pt,a4paper]{article} % Packages \usepackage{fancyhdr} % For header and footer \usepackage{multicol} % Allows multicols in tables \usepackage{tabularx} % Intelligent column widths \usepackage{tabulary} % Used in header and footer \usepackage{hhline} % Border under tables \usepackage{graphicx} % For images \usepackage{xcolor} % For hex colours %\usepackage[utf8x]{inputenc} % For unicode character support \usepackage[T1]{fontenc} % Without this we get weird character replacements \usepackage{colortbl} % For coloured tables \usepackage{setspace} % For line height \usepackage{lastpage} % Needed for total page number \usepackage{seqsplit} % Splits long words. %\usepackage{opensans} % Can't make this work so far. Shame. Would be lovely. \usepackage[normalem]{ulem} % For underlining links % Most of the following are not required for the majority % of cheat sheets but are needed for some symbol support. \usepackage{amsmath} % Symbols \usepackage{MnSymbol} % Symbols \usepackage{wasysym} % Symbols %\usepackage[english,german,french,spanish,italian]{babel} % Languages % Document Info \author{Mario (mariofreitas)} \pdfinfo{ /Title (python-basics-math.pdf) /Creator (Cheatography) /Author (Mario (mariofreitas)) /Subject (Python Basics - Math Cheat Sheet) } % Lengths and widths \addtolength{\textwidth}{6cm} \addtolength{\textheight}{-1cm} \addtolength{\hoffset}{-3cm} \addtolength{\voffset}{-2cm} \setlength{\tabcolsep}{0.2cm} % Space between columns \setlength{\headsep}{-12pt} % Reduce space between header and content \setlength{\headheight}{85pt} % If less, LaTeX automatically increases it \renewcommand{\footrulewidth}{0pt} % Remove footer line \renewcommand{\headrulewidth}{0pt} % Remove header line \renewcommand{\seqinsert}{\ifmmode\allowbreak\else\-\fi} % Hyphens in seqsplit % This two commands together give roughly % the right line height in the tables \renewcommand{\arraystretch}{1.3} \onehalfspacing % Commands \newcommand{\SetRowColor}[1]{\noalign{\gdef\RowColorName{#1}}\rowcolor{\RowColorName}} % Shortcut for row colour \newcommand{\mymulticolumn}[3]{\multicolumn{#1}{>{\columncolor{\RowColorName}}#2}{#3}} % For coloured multi-cols \newcolumntype{x}[1]{>{\raggedright}p{#1}} % New column types for ragged-right paragraph columns \newcommand{\tn}{\tabularnewline} % Required as custom column type in use % Font and Colours \definecolor{HeadBackground}{HTML}{333333} \definecolor{FootBackground}{HTML}{666666} \definecolor{TextColor}{HTML}{333333} \definecolor{DarkBackground}{HTML}{105AA3} \definecolor{LightBackground}{HTML}{F0F4F9} \renewcommand{\familydefault}{\sfdefault} \color{TextColor} % Header and Footer \pagestyle{fancy} \fancyhead{} % Set header to blank \fancyfoot{} % Set footer to blank \fancyhead[L]{ \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{C} \SetRowColor{DarkBackground} \vspace{-7pt} {\parbox{\dimexpr\textwidth-2\fboxsep\relax}{\noindent \hspace*{-6pt}\includegraphics[width=5.8cm]{/web/www.cheatography.com/public/images/cheatography_logo.pdf}} } \end{tabulary} \columnbreak \begin{tabulary}{11cm}{L} \vspace{-2pt}\large{\bf{\textcolor{DarkBackground}{\textrm{Python Basics - Math Cheat Sheet}}}} \\ \normalsize{by \textcolor{DarkBackground}{Mario (mariofreitas)} via \textcolor{DarkBackground}{\uline{cheatography.com/42813/cs/13208/}}} \end{tabulary} \end{multicols}} \fancyfoot[L]{ \footnotesize \noindent \begin{multicols}{3} \begin{tabulary}{5.8cm}{LL} \SetRowColor{FootBackground} \mymulticolumn{2}{p{5.377cm}}{\bf\textcolor{white}{Cheatographer}} \\ \vspace{-2pt}Mario (mariofreitas) \\ \uline{cheatography.com/mariofreitas} \\ \uline{\seqsplit{github}.com/MarioRaul/} \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Cheat Sheet}} \\ \vspace{-2pt}Not Yet Published.\\ Updated 22nd October, 2017.\\ Page {\thepage} of \pageref{LastPage}. \end{tabulary} \vfill \columnbreak \begin{tabulary}{5.8cm}{L} \SetRowColor{FootBackground} \mymulticolumn{1}{p{5.377cm}}{\bf\textcolor{white}{Sponsor}} \\ \SetRowColor{white} \vspace{-5pt} %\includegraphics[width=48px,height=48px]{dave.jpeg} Measure your website readability!\\ www.readability-score.com \end{tabulary} \end{multicols}} \begin{document} \raggedright \raggedcolumns % Set font size to small. Switch to any value % from this page to resize cheat sheet text: % www.emerson.emory.edu/services/latex/latex_169.html \footnotesize % Small font. \begin{multicols*}{2} \begin{tabularx}{8.4cm}{x{1.36 cm} x{6.64 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Math Operations}} \tn % Row 0 \SetRowColor{LightBackground} \mymulticolumn{2}{x{8.4cm}}{`a = 3`} \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} \mymulticolumn{2}{x{8.4cm}}{`b = 4`} \tn % Row Count 2 (+ 1) % Row 2 \SetRowColor{LightBackground} `a + b` & Sum {\emph{a}} and {\emph{b}} (7) \tn % Row Count 4 (+ 2) % Row 3 \SetRowColor{white} `a - b` & Subtract {\emph{b}} from {\emph{a}} (-1) \tn % Row Count 6 (+ 2) % Row 4 \SetRowColor{LightBackground} `a * b` & {\emph{a}} times {\emph{b}} (12) \tn % Row Count 8 (+ 2) % Row 5 \SetRowColor{white} `a / b` & {\emph{a}} divided by {\emph{b}} (0.75) \tn % Row Count 10 (+ 2) % Row 6 \SetRowColor{LightBackground} `a // b` & Integer part of {\emph{a}} divided by {\emph{b}} (0) \tn % Row Count 12 (+ 2) % Row 7 \SetRowColor{white} `a \% b` & Rest of {\emph{a}} divided by {\emph{b}} (3) \tn % Row Count 14 (+ 2) % Row 8 \SetRowColor{LightBackground} `a ** b` & {\emph{a}} to the power of {\emph{b}} (81) \tn % Row Count 16 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{8.4cm}{x{1.6 cm} x{6.4 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Logic Tests}} \tn % Row 0 \SetRowColor{LightBackground} `5 \textgreater{} 3` & Tests if 5 is greater than 3 (True) \tn % Row Count 2 (+ 2) % Row 1 \SetRowColor{white} `5 \textgreater{}= 3` & Tests if 5 is greater than or equal to 3 (True) \tn % Row Count 4 (+ 2) % Row 2 \SetRowColor{LightBackground} `5 == 3` & Tests if 5 is equal to 3 (False) \tn % Row Count 5 (+ 1) % Row 3 \SetRowColor{white} `5 != 3` & Tests if 5 is different than 3 (True) \tn % Row Count 7 (+ 2) % Row 4 \SetRowColor{LightBackground} `5 \textless{}= 3` & Tests if 5 is lower than or equal to 3 (False) \tn % Row Count 9 (+ 2) % Row 5 \SetRowColor{white} `5 \textless{} 3` & Tests if 5 is lower than 3 (False) \tn % Row Count 11 (+ 2) % Row 6 \SetRowColor{LightBackground} `not True` & Opposite of True (False) \tn % Row Count 13 (+ 2) \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{8.4cm}{x{3.52 cm} x{4.48 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Math Module}} \tn % Row 0 \SetRowColor{LightBackground} `import math` & Imports module {\emph{math}} \tn % Row Count 1 (+ 1) % Row 1 \SetRowColor{white} `math.ceil(x)` & Rounds {\emph{x}} up \tn % Row Count 2 (+ 1) % Row 2 \SetRowColor{LightBackground} `math.floor(x)` & Rounds {\emph{x}} down \tn % Row Count 3 (+ 1) % Row 3 \SetRowColor{white} `round(x)\textasciicircum{}1\textasciicircum{}` & Rounds {\emph{x}} with 0 decimal places \tn % Row Count 5 (+ 2) % Row 4 \SetRowColor{LightBackground} `round(x, 2)` & Rounds {\emph{x}} with 2 decimal places \tn % Row Count 7 (+ 2) % Row 5 \SetRowColor{white} `math.sqrt(x)` & Square root of {\emph{x}} \tn % Row Count 8 (+ 1) % Row 6 \SetRowColor{LightBackground} \seqsplit{`math.sin(angle)`} & Sine of {\emph{angle}} \tn % Row Count 9 (+ 1) % Row 7 \SetRowColor{white} \seqsplit{`math.cos(angle)`} & Cosine of {\emph{angle}} \tn % Row Count 10 (+ 1) % Row 8 \SetRowColor{LightBackground} \seqsplit{`math.tan(angle)`} & Tangent of {\emph{angle}} \tn % Row Count 11 (+ 1) % Row 9 \SetRowColor{white} `math.sinh(x)` & Hiperbolic sine of {\emph{x}} \tn % Row Count 12 (+ 1) % Row 10 \SetRowColor{LightBackground} `math.cosh(x)` & Hiperbolic cosine of {\emph{x}} \tn % Row Count 14 (+ 2) % Row 11 \SetRowColor{white} `math.tanh(x)` & Hiperbolic tangent of {\emph{x}} \tn % Row Count 16 (+ 2) % Row 12 \SetRowColor{LightBackground} \seqsplit{`math.asin(angle)`} & Arc sine of {\emph{angle}} \tn % Row Count 18 (+ 2) % Row 13 \SetRowColor{white} \seqsplit{`math.acos(angle)`} & Arc cosine of {\emph{angle}} \tn % Row Count 20 (+ 2) % Row 14 \SetRowColor{LightBackground} \seqsplit{`math.atan(angle)`} & Arc tangent of {\emph{angle}} \tn % Row Count 22 (+ 2) % Row 15 \SetRowColor{white} `math.asinh(x)` & Inverse hiperbolic sine of {\emph{x}} \tn % Row Count 24 (+ 2) % Row 16 \SetRowColor{LightBackground} `math.acosh(x)` & Inverse hiperbolic cosine of {\emph{x}} \tn % Row Count 26 (+ 2) % Row 17 \SetRowColor{white} `math.atanh(x)` & Inverse hiperbolic tangent of {\emph{x}} \tn % Row Count 28 (+ 2) % Row 18 \SetRowColor{LightBackground} `math.degrees(angle)`\{\{nobreak\}\} & Covert {\emph{rad\_angle}} from radians to degrees \tn % Row Count 30 (+ 2) \end{tabularx} \par\addvspace{1.3em} \vfill \columnbreak \begin{tabularx}{8.4cm}{x{3.52 cm} x{4.48 cm} } \SetRowColor{DarkBackground} \mymulticolumn{2}{x{8.4cm}}{\bf\textcolor{white}{Math Module (cont)}} \tn % Row 19 \SetRowColor{LightBackground} \seqsplit{`math.radians(angle)`} & Covert {\emph{rad\_angle}} from degrees to radians \tn % Row Count 2 (+ 2) % Row 20 \SetRowColor{white} \seqsplit{`math.factorial(x)`} & Factorial of {\emph{x}} \tn % Row Count 4 (+ 2) % Row 21 \SetRowColor{LightBackground} `math.gamma(x)` & Gamma function of {\emph{x}} \tn % Row Count 5 (+ 1) % Row 22 \SetRowColor{white} `math.exp(x)` & {\emph{e}} to the power of {\emph{x}} \tn % Row Count 7 (+ 2) % Row 23 \SetRowColor{LightBackground} `math.log(x)` & Natural logarithm of {\emph{x}} \tn % Row Count 9 (+ 2) % Row 24 \SetRowColor{white} `math.log(x, 2)` & Base 2 logarithm of {\emph{x}} \tn % Row Count 11 (+ 2) % Row 25 \SetRowColor{LightBackground} `math.e` & Constant {\emph{e}} \tn % Row Count 12 (+ 1) % Row 26 \SetRowColor{white} `math.pi` & Constant {\emph{pi}} \tn % Row Count 13 (+ 1) \hhline{>{\arrayrulecolor{DarkBackground}}--} \SetRowColor{LightBackground} \mymulticolumn{2}{x{8.4cm}}{\textasciicircum{}1\textasciicircum{} round is not part of the {\emph{math}} module \newline \textasciicircum{}2\textasciicircum{} the python standard is to work with angles in radians} \tn \hhline{>{\arrayrulecolor{DarkBackground}}--} \end{tabularx} \par\addvspace{1.3em} \begin{tabularx}{8.4cm}{X} \SetRowColor{DarkBackground} \mymulticolumn{1}{x{8.4cm}}{\bf\textcolor{white}{Second Degree Equation Roots}} \tn \SetRowColor{LightBackground} \mymulticolumn{1}{x{8.4cm}}{\# This script solves ax\textasciicircum{}2 + bx + c = 0 \newline import math \newline \newline a = 1 \newline b = -1 \newline c = -6 \newline \newline delta = b{\emph{*2 - 4}}a{\emph{c \newline r1 = (-b + math.sqrt(delta))/(2}}a) \newline r2 = (-b - math.sqrt(delta))/(2*a) \newline \newline print(f"r1 = \{r1\}") \newline print(f"r2 = \{r2\}")} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \SetRowColor{LightBackground} \mymulticolumn{1}{x{8.4cm}}{r1 = 3.0 \newline r2 = -2.0} \tn \hhline{>{\arrayrulecolor{DarkBackground}}-} \end{tabularx} \par\addvspace{1.3em} % That's all folks \end{multicols*} \end{document}