Proof Step: c_0_17
Proof State Overview
Input Dependencies
Assumptions
Conclusion
c_0_17
Dependents
Formula
! [X1: nat > type,X3: list_dB,X6: dB,X4: type] : ( ( typing @ X1 @ X6 @ ( foldr_type_type @ fun @ ( esk1_4 @ X1 @ X6 @ X3 @ X4 ) @ X4 ) ) | ~ ( typing @ X1 @ ( foldl_dB_dB @ app @ X6 @ X3 ) @ X4 ) )
Source
inference(split_conjunct,[status(thm)],[c_0_12])