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Change variant reference from boost to C++17 #400

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Change variant reference from boost to C++17 #400

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4 changes: 2 additions & 2 deletions src/content/1.5/products-and-coproducts.tex
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Expand Up @@ -465,8 +465,8 @@ \section{Coproduct}
It injects an integer into \code{Contact}.

A tagged union is also called a \newterm{variant}, and there is a very
general implementation of a variant in the boost library,
\code{boost::variant}.
general implementation of a variant in the C++17 standard,
\code{std::variant}.

In Haskell, you can combine any data types into a tagged union by
separating data constructors with a vertical bar. The \code{Contact}
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