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Mirrors > Home > MPE Home > Th. List > mpbir3and | Structured version Visualization version Unicode version |
Description: Detach a conjunction of truths in a biconditional. (Contributed by Mario Carneiro, 11-May-2014.) (Revised by Mario Carneiro, 9-Jan-2015.) |
Ref | Expression |
---|---|
mpbir3and.1 | |
mpbir3and.2 | |
mpbir3and.3 | |
mpbir3and.4 |
Ref | Expression |
---|---|
mpbir3and |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mpbir3and.1 | . . 3 | |
2 | mpbir3and.2 | . . 3 | |
3 | mpbir3and.3 | . . 3 | |
4 | 1, 2, 3 | 3jca 1242 | . 2 |
5 | mpbir3and.4 | . 2 | |
6 | 4, 5 | mpbird 247 | 1 |
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