10 lines
No EOL
170 B
Text
10 lines
No EOL
170 B
Text
import logic
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import tactic
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using tactic
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theorem tst {A B : Bool} (H1 : A) (H2 : B) : A
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:= by state_tac; now_tac |
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state_tac; fail_tac |
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exact_tac
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check tst |