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Add NAT_PLUS as a fully reversible relation #73

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robsimmons opened this issue Nov 24, 2024 · 0 comments
Open

Add NAT_PLUS as a fully reversible relation #73

robsimmons opened this issue Nov 24, 2024 · 0 comments

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@robsimmons
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INT_PLUS can only be run backwards with a single unknown, because plus X Y is 12 has an infinite number of answers (X = 12 and Y = 0, X = 112 and Y = -100, and so on). But NAT_PLUS can be run backwards the same way STRING_CONCAT now can, because plus X Y is 12 only has 13 solutions.
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