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Knepleyhexahedron orientation -5 1883*02918637SMatthew G. Knepley\documentclass[tikz]{standalone} 1884*02918637SMatthew G. Knepley 1885*02918637SMatthew G. Knepley\usepackage{pgflibraryshapes} 1886*02918637SMatthew G. Knepley\usetikzlibrary{backgrounds} 1887*02918637SMatthew G. Knepley\usetikzlibrary{arrows} 1888*02918637SMatthew G. Knepley\begin{document} 1889*02918637SMatthew G. Knepley\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont] 1890*02918637SMatthew G. Knepley\path (0.,0.,-0.) node(8_0) [draw,shape=circle,color=gray] {8}; 1891*02918637SMatthew G. Knepley\path (2.,-2.,-2.) node(9_0) [draw,shape=circle,color=gray] {9}; 1892*02918637SMatthew G. Knepley\path (2.,2.,-2.) node(10_0) [draw,shape=circle,color=gray] {10}; 1893*02918637SMatthew G. Knepley\path (-2.,2.,-2.) node(11_0) [draw,shape=circle,color=gray] {11}; 1894*02918637SMatthew G. Knepley\path (-2.,-2.,-2.) node(12_0) [draw,shape=circle,color=gray] {12}; 1895*02918637SMatthew G. 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Knepley\usetikzlibrary{arrows} 1987*02918637SMatthew G. Knepley\begin{document} 1988*02918637SMatthew G. Knepley\begin{tikzpicture}[scale = 1.,font=\fontsize{8}{8}\selectfont] 1989*02918637SMatthew G. Knepley\path (0.,0.,-0.) node(8_0) [draw,shape=circle,color=gray] {8}; 1990*02918637SMatthew G. Knepley\path (2.,-2.,-2.) node(9_0) [draw,shape=circle,color=gray] {9}; 1991*02918637SMatthew G. Knepley\path (-2.,-2.,-2.) node(10_0) [draw,shape=circle,color=gray] {10}; 1992*02918637SMatthew G. Knepley\path (-2.,-2.,2.) node(11_0) [draw,shape=circle,color=gray] {11}; 1993*02918637SMatthew G. Knepley\path (2.,-2.,2.) node(12_0) [draw,shape=circle,color=gray] {12}; 1994*02918637SMatthew G. Knepley\path (2.,2.,-2.) node(13_0) [draw,shape=circle,color=gray] {13}; 1995*02918637SMatthew G. Knepley\path (2.,2.,2.) node(14_0) [draw,shape=circle,color=gray] {14}; 1996*02918637SMatthew G. Knepley\path (-2.,2.,2.) node(15_0) [draw,shape=circle,color=gray] {15}; 1997*02918637SMatthew G. 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