Mathbox for Rodolfo Medina |
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Mirrors > Home > MPE Home > Th. List > Mathboxes > jca2r | Structured version Visualization version Unicode version |
Description: Inference conjoining the consequents of two implications. (Contributed by Rodolfo Medina, 17-Oct-2010.) |
Ref | Expression |
---|---|
jca2r.1 | |
jca2r.2 |
Ref | Expression |
---|---|
jca2r |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | jca2r.2 | . . 3 | |
2 | 1 | a1i 11 | . 2 |
3 | jca2r.1 | . 2 | |
4 | 2, 3 | jcad 555 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wa 384 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 |
This theorem depends on definitions: df-bi 197 df-an 386 |
This theorem is referenced by: prter2 34166 |
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