2014-10-19 08:40:56 -07:00
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le_eq_trans a d e (le_trans a c d (eq_le_trans a b c H1 H2) H3) H4 : a ≤ e
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2014-06-17 17:15:38 -07:00
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calc1.lean:38:10: error: invalid 'calc' expression, transitivity rule is not defined for current step
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2014-10-19 08:40:56 -07:00
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le_lt_trans b c d H2 H5 : b < d
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2014-07-29 14:24:12 -07:00
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[choice (@le2_trans b d e (@le2_trans b c d H2 H3) H4) (@le_trans b d e (@le_trans b c d H2 H3) H4)]
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