eccc472e8d
This PR removes the now unnecessary `set_option grind.warning false` statements, now that the warning is disabled by default.
11 lines
281 B
Text
11 lines
281 B
Text
reset_grind_attrs%
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attribute [grind] List.length_set
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attribute [grind →] List.eq_nil_of_length_eq_zero
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attribute [grind] List.getElem_set
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open List in
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example {as : List α} {i : Nat} (h : i < as.length) :
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as.set i as[i] = as := by
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apply ext_getElem
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· sorry
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· grind
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