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In computability and complexity, finding mappings between problems that allow solving one problem using a solution of another one. For reduction in programming language theory (e.g. beta-reduction), see [lambda-calculus] or [term-rewriting].

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Convert float array to lower or higher integer, find sum(integers) == round(sum(floats)), re...

I think this is reducible to subset sum, and indicated as much during the quiz I just completed, but I wanted to check with people who have done reductions more frequently than me. …
Pradip Malina Biondi's user avatar