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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 429 | 
. 2
 | 
| 5 | 1, 4 | mpd 13 | 
1
 | 
| Copyright terms: Public domain | W3C validator |