10 lines
166 B
Text
10 lines
166 B
Text
structure S :=
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(x : nat)
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(y : nat := 10)
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example (a : nat) (h : 10 = a) : {S . x := 10}^.y = a :=
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begin
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simp [S.y._default],
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guard_target 10 = a,
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exact h
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end
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