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Theorem lbsymimd 202
Description: Linear biconditional is transitive. Intuitionistic deduction for lbsym 127.
Hypothesis
Ref Expression
lbsymimd.1 (𝜑 → (𝜓𝜒))
Assertion
Ref Expression
lbsymimd (𝜑 → (𝜒𝜓))

Proof of Theorem lbsymimd
StepHypRef Expression
Colors of variables: wff var nilad
Syntax hints:  wlb 55  wim 180
 WARNING: This theorem has an incomplete proof.
This theorem is referenced by: (None)
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