Assign Names to Expressions
Learn how we can assign names to expressions to create abstractions.
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Any powerful programming language has to provide the means for assigning names to computations. Consider, for example, the following OCaml expression.
3.14 *. 2.5 *. 2.5
Without further context, it is not obvious what this expression tries to achieve. Now compare that with a new version where we associate those numbers with names.
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