Tennis do-over

This crossword clue is for the definition: Tennis do-over.
it’s A 14 letters crossword puzzle definition.
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Possible Answers: LET.

Last seen on: LA Times Crossword 27 Nov 18, Tuesday

Random information on the term “LET”:

In computer science, a “let” expression associates a function definition with a restricted scope.

The “let” expression may also be defined in mathematics, where it associates a Boolean condition with a restricted scope.


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The “let” expression may be considered as a lambda abstraction applied to a value. Within mathematics, a let expression may also be considered as a conjunction of expressions, within an existential quantifier which restricts the scope of the variable.

The let expression is present in many functional languages to allow the local definition of expression, for use in defining another expression. The let-expression is present in some functional languages in two forms; let or “let rec”. Let rec is an extension of the simple let expression which uses the fixed-point combinator to implement recursion.

Dana Scott’s LCF language[1] was a stage in the evolution of lambda calculus into modern functional languages. This language introduced the let expression, which has appeared in most functional languages since that time.

LET on Wikipedia