Theorem
3imp2
Importation to right triple conjunction. (Contributed by NM, 26-Oct-2006.)
Hypothesis
3imp1.1
\( \vdash \varphi \rightarrow \psi \rightarrow \chi \rightarrow \theta \rightarrow \tau \)
Conclusion
\( \vdash \varphi \wedge (\psi \wedge \chi \wedge \theta) \rightarrow \tau \)
Proof
3imp1.1
3impd
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imp
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