57c0006916
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
4 lines
143 B
Text
4 lines
143 B
Text
Set: pp::colors
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Set: pp::unicode
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Proved: T4
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theorem T4 (a b : Bool) (H : a) (H::1 : b) : a ∧ b ∧ a := and_intro H (and_intro H::1 H)
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