8 lines
174 B
Text
8 lines
174 B
Text
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abbreviation Bool : Type.{1} := Type.{0}
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variables a b c : Bool
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axiom Ha : a
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axiom Hb : b
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axiom Hc : c
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check have H1 [fact] : a, from Ha,
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have H2 : a, from H1,
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H2
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