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Mirrors > Home > MPE Home > Th. List > Mathboxes > rp-6frege | Structured version Visualization version Unicode version |
Description: Elimination of a nested antecedent of special form. (Contributed by RP, 24-Dec-2019.) |
Ref | Expression |
---|---|
rp-6frege |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rp-4frege 38096 | . 2 | |
2 | ax-frege1 38084 | . 2 | |
3 | 1, 2 | ax-mp 5 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 |
This theorem was proved from axioms: ax-mp 5 ax-frege1 38084 ax-frege2 38085 |
This theorem is referenced by: rp-8frege 38098 |
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