Added «people who understand…»
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@ -119,7 +119,7 @@ All contents \copyright2025 Kenneth John Odle
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\section{What Is a Venn Diagram?}
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\bigskip
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\vspace{10mm}
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\begin{center}
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\scalebox{0.8}{ % begin scalebox
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@ -138,18 +138,34 @@ All contents \copyright2025 Kenneth John Odle
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} % end scalebox
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\end{center}
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Venn diagrams are named after John Venn (1835-1923), who described them in his book \textit{Symbolic Logic} (1881).
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\section{Cats vs Inkjet Printers}
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\bigskip
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\begin{center}
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\scalebox{0.8}{
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\scalebox{0.7}{
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\begin{tikzpicture}
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\draw (-1.5,0) circle (4);
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\draw (1.5,0) circle (4);
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\node[align=center, text width=1.5cm, scale=2.0] at (-3.85,0) {Cats};
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\node[align=center, text width=1.5cm, scale=2.0] at (4.0,0) {Inkjet Printers};
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\node[align=center, text width=3.5cm, scale=1.2] at (0,0) {Moody\\\medskip Spend a life of time self-cleaning\\\medskip Demand feeding when container is full\\\medskip Ignore requests\\\medskip Unreliable};
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\node[align=center, text width=3.5cm, scale=1.2] at (0,0) {Moody\\\medskip Spend a lot of time self-cleaning\\\medskip Demand feeding when container is full\\\medskip Ignore requests\\\medskip Unreliable};
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\end{tikzpicture}
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} % end scalebox
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\end{center}
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\section{People Who Understand Venn Diagrams vs People Who Don't Understand Venn Diagrams}
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\bigskip
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\begin{center}
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\scalebox{0.8}{
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\begin{tikzpicture}
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\draw (-3,0) circle (2.8);
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\draw (3,0) circle (2.8);
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\node[align=center, text width=30mm, scale=1.5] at (-3,0) {People who understand Venn diagrams};
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\node[align=center, text width=30mm, scale=1.5] at (3,0) {People who don't understand Venn diagrams};
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\end{tikzpicture}
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} % end scalebox
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\end{center}
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