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Mirrors > Home > MPE Home > Th. List > Mathboxes > triantru3 | Structured version Visualization version Unicode version |
Description: A wff is equivalent to its conjunctions with truths. (Contributed by Peter Mazsa, 30-Nov-2018.) |
Ref | Expression |
---|---|
triantru3.1 | |
triantru3.2 |
Ref | Expression |
---|---|
triantru3 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | triantru3.1 | . . 3 | |
2 | 1 | biantrur 527 | . 2 |
3 | triantru3.2 | . . 3 | |
4 | 3 | biantrur 527 | . 2 |
5 | 3anass 1042 | . 2 | |
6 | 2, 4, 5 | 3bitr4i 292 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wb 196 wa 384 w3a 1037 |
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 df-3an 1039 |
This theorem is referenced by: (None) |
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