This PR adds two test cases extracted from Mathlib, that `grind` cannot solve but `omega` can. Originally the multiplication instance came from `Nat.instSemiring` and `Int.instSemiring`, in minimizing I found that `Distrib` is already enough. --------- Co-authored-by: Kim Morrison <kim@tqft.net> |
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| compiler | ||
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| ir | ||
| lean | ||
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| playground | ||
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| simpperf | ||
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| common.sh | ||
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| lean-toolchain | ||