Description: Derivation of ax-2 from ax-mp and minimp . (Contributed by BJ, 4-Apr-2021) (Proof modification is discouraged.) (New usage is discouraged.)
Ref | Expression | ||
---|---|---|---|
Assertion | minimp-ax2 | |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | minimp-ax2c | |
|
2 | minimp-ax2c | |
|
3 | minimp-syllsimp | |
|
4 | 2 3 | ax-mp | |
5 | minimp-ax2c | |
|
6 | minimp-syllsimp | |
|
7 | 5 6 | ax-mp | |
8 | 1 4 7 | mp2 | |