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Possible improvement #30

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FardaleM opened this issue Aug 30, 2024 · 0 comments
Open

Possible improvement #30

FardaleM opened this issue Aug 30, 2024 · 0 comments

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@FardaleM
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Currently, with 'a -> 'b c1 * c2 * c3 * c4 * c5 * c6 * c7 * c8 -> 'b the number of AC solutions tried and the number of unifiers grow exponentially with the number of ci. This could be avoided with the following optimisation. For an arrow type, if there is a variable that appears only once on the left, then we don't need to try the possibility for the head to be an arrow type.
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@FardaleM