35 lines
1.0 KiB
TeX
Executable File
35 lines
1.0 KiB
TeX
Executable File
\documentclass{standalone}
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%
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\usepackage{tikz}
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\usepackage{xcolor}
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%
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\definecolor{craterm}{HTML}{616060}
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%
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\title{Squares}
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\begin{document}
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\begin{tikzpicture}
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\begin{scope}[scale=2]
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\draw [color=white,fill=white] (-1,-1) rectangle (8,8);
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\foreach \x in {0,2,4,6}
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\draw [fill=black] (\x,0) rectangle (\x+1,1);
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\foreach \x in {2,4,6}
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\draw [fill=black] (\x,1) rectangle (\x+1,2);
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\foreach \x in {0,1,2,4,6}
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\draw [fill=black] (\x,2) rectangle (\x+1,3);
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\foreach \x in {4,6}
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\draw [fill=black] (\x,3) rectangle (\x+1,4);
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\foreach \x in {0,1,2,3,4,6}
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\draw [fill=black] (\x,4) rectangle (\x+1,5);
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\draw [fill=black] (6,5) rectangle (7,6);
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\foreach \x in {0,1,...,6}
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\draw [fill=black] (\x,6) rectangle (\x+1,7);
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\foreach \x in {0,1,...,6}
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\foreach \y in {0,1,...,6}
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\draw [color=craterm] (\x,\y) rectangle (\x+1,\y+1);
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\end{scope}
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%
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\begin{scope}[shift={(0,-1)}]
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\node at (8,0) {$\forall n \in N, 1+3+5+\cdots+(2n-1) = n^2$};
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\end{scope}
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\end{tikzpicture}
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\end{document} |