[Merged by Bors] - feat: Cast of natural is measurable #3226
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| @@ -275,6 +275,19 @@ theorem measurable_const' {f : β → α} (hf : ∀ x y, f x = f y) : Measurable | |||
| apply hf | |||
| #align measurable_const' measurable_const' | |||
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| -- porting note: Attribute not yet supported | |||
| -- @[measurability] | |||
| theorem measurable_nat_cast [NatCast α] (n : ℕ) : Measurable (n : β → α) := | |||
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Should this be natCast? I realize we're inconsistent within mathlib4, but perhaps you have a preference.
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Match leanprover-community/mathlib#18676 Co-authored-by: Eric Wieser <wieser.eric@gmail.com>
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Match leanprover-community/mathlib#18676 Co-authored-by: Eric Wieser <wieser.eric@gmail.com>
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Match leanprover-community/mathlib#18676 Co-authored-by: Eric Wieser <wieser.eric@gmail.com>
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Match leanprover-community/mathlib#18676