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Mirrors > Home > ILE Home > Th. List > mp2and | Unicode version |
Description: A deduction based on modus ponens. (Contributed by NM, 12-Dec-2004.) |
Ref | Expression |
---|---|
mp2and.1 | |
mp2and.2 | |
mp2and.3 |
Ref | Expression |
---|---|
mp2and |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | mp2and.2 | . 2 | |
2 | mp2and.1 | . . 3 | |
3 | mp2and.3 | . . 3 | |
4 | 2, 3 | mpand 427 | . 2 |
5 | 1, 4 | mpd 13 | 1 |
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