1\documentclass[tikz]{standalone} 2 3\usepackage{pgflibraryshapes} 4\usetikzlibrary{backgrounds} 5\usetikzlibrary{arrows} 6\begin{document} 7Simplicial Mesh for process {\textcolor{gray}0}, and {\textcolor{orange}1}. 8 9 10\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont] 11\path (2.,0.) node(16_0) [draw,shape=circle,color=gray] {16}; 12\path (1.,1.) node(17_0) [draw,shape=circle,color=gray] {17}; 13\path (2.,1.) node(18_0) [draw,shape=circle,color=gray] {18}; 14\path (0.,2.) node(19_0) [draw,shape=circle,color=gray] {19}; 15\path (1.,2.) node(20_0) [draw,shape=circle,color=gray] {20}; 16\path (2.,2.) node(21_0) [draw,shape=circle,color=gray] {21}; 17\path (0.5,1.5) node(22_0) [draw,shape=circle,color=gray] {22}; 18\path (1.5,0.5) node(23_0) [draw,shape=circle,color=gray] {23}; 19\path (2.,0.5) node(24_0) [draw,shape=circle,color=gray] {24}; 20\path (1.5,1.) node(25_0) [draw,shape=circle,color=gray] {25}; 21\path (1.5,1.5) node(26_0) [draw,shape=circle,color=gray] {26}; 22\path (2.,1.5) node(27_0) [draw,shape=circle,color=gray] {27}; 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167\end{tikzpicture} 168\end{document} 169