diff --git a/graphics/david_star.tex b/graphics/david_star.tex
index 8b2c4d2..c272fe8 100755
--- a/graphics/david_star.tex
+++ b/graphics/david_star.tex
@@ -1,42 +1,15 @@
 \documentclass{standalone}
-%\documentclass[a4paper,landscape]{article}
 \usepackage{tikz}
 \usetikzlibrary{backgrounds}
-%\usetikzlibrary{plotmarks}
-\usetikzlibrary{bending,arrows.meta}
 \usepackage{tkz-euclide}
 \usetkzobj{all}
 \usepackage{xcolor}
-%\usepackage{freetikz}
-%\usetikzlibrary{shapes}
 \definecolor{space}{HTML}{0A2543}
 \definecolor{earth}{HTML}{0089FA}
-\definecolor{mars}{HTML}{DC7B4E}
-\definecolor{dida}{HTML}{FFDE00}
-\definecolor{title}{HTML}{FBA706}
-\definecolor{moon}{HTML}{AFAFAF}
-\definecolor{craterm}{HTML}{616060}
-\definecolor{lsb}{HTML}{D8603E}
 %
-%\usepackage{xetex}
-%\usepackage{mathptmx}
-\usepackage{fontspec}
-\setmainfont{Open Dyslexic}
-%\setmainfont{Times LT Std}
-%\setmainfont{Universalis ADF Std}
-%\setmainfont{Univers LT Std Thin Ultra Cn}
-%\setmainfont{Montserrat}
-%\setmainfont{Burn The Witch}
-%
-%source https://tex.stackexchange.com/questions/11368/bell-curve-gaussian-function-normal-distribution-in-tikz-pgf
-%
-\title{Prove}
+\title{David Star}
 \begin{document}
-	\tikzset{partial ellipse/.style args = {#1:#2:#3}{insert path={+ (#1:#3) arc (#1:#2:#3)}},
-		arc/.style={color=brown,style=dashed,delta=10}}
-	\begin{tikzpicture}%[background rectangle/.style={fill=space},show background rectangle]%[>={[inset=0,angle'=27]Stealth}]%[y=.2cm, x=.7cm,font=\sffamily]%[background rectangle/.style={fill=black},show background rectangle]
-		%
-		%\draw[color=white] (-13,11) rectangle (11,-12);
+	\begin{tikzpicture}
 		\def\r{5}
 		\tkzDefPoint(-2*\r,\r+1){R1}
 		\tkzDefPoint(2*\r,-\r-1){R2}
@@ -44,15 +17,10 @@
 		\draw[fill=space] (R1) rectangle (R2);
 		%
 		\foreach \i in {1,2,...,30}{
-			%\pgfmathsetmacro{\x}{(rand*2*\r - \r)}
-			%\pgfmathsetmacro{\y}{(rand*2*\r - 0.5*\r)}
-			%\draw[color=red, fill=red!50!yellow] (\x,\y) circle (0.1cm);
 			\tkzGetRandPointOn[rectangle = R1 and R2]{ai}
-			%\tkzDrawPoints(ai)
 			\draw[color=white, fill=white] (ai) circle (0.1cm);
 		}
 		\begin{scope}[rotate around={90:(0,0)}]
-			%\tkzDefPoint()
 			\tkzDefPoint(0,0){O}
 			\tkzDefPoint(-\r,0){A}
 			\tkzDefPoint(\r,0){D}
@@ -74,24 +42,6 @@
 			\tkzDrawPolygon[fill=white](A,A1,B,B1,C,C1,D,D1,E,E1,F,F1)
 			\tkzDrawPolygon[color=earth,line width=1.5mm](B,F,D)
 			\tkzDrawPolygon[color=earth,line width=1.5mm](A,E,C)
-			%
-			%
-			%\tkzDrawPoints(O,A,D,B,F,C,E,A1,B1,C1,D1,E1,F1)
-			%\tkzLabelPoints[below](A,D,B,F,C,E)
-			%\tkzDrawCircle(O,A)
-		\end{scope}
-		\begin{scope}[rotate around={30:(0,0)}]
-			%\tkzDefPoint(0,0){A}
-			%\tkzDefShiftPointCoord[0,0](30:4){B}
-			%\tkzDefShiftPointCoord[0,0](-30:4){C}
-			%\tkzDrawPolygon(A,B,C)
-		\end{scope}
-		%
-		\begin{scope}%[rotate around={210:(0,0)},shift={(-4,0)}]
-			%\tkzDefPoint(0,0){A1}
-			%\tkzDefShiftPointCoord[0,0](30:4){B1}
-			%\tkzDefShiftPointCoord[0,0](-30:4){C1}
-			%\tkzDrawPolygon(A1,B1,C1)
 		\end{scope}
 		%
 	\end{tikzpicture}