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Mirrors > Home > QLE Home > Th. List > u1lemnaa | Unicode version |
Description: Lemma for Sasaki implication study. |
Ref | Expression |
---|---|
u1lemnaa |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | anor2 89 | . 2 | |
2 | u1lemona 625 | . . . 4 | |
3 | 2 | ax-r4 37 | . . 3 |
4 | df-a 40 | . . . . 5 | |
5 | df-a 40 | . . . . . . . 8 | |
6 | 5 | lor 70 | . . . . . . 7 |
7 | 6 | ax-r4 37 | . . . . . 6 |
8 | 7 | ax-r1 35 | . . . . 5 |
9 | 4, 8 | ax-r2 36 | . . . 4 |
10 | 9 | ax-r1 35 | . . 3 |
11 | 3, 10 | ax-r2 36 | . 2 |
12 | 1, 11 | ax-r2 36 | 1 |
Colors of variables: term |
Syntax hints: wb 1 wn 4 wo 6 wa 7 wi1 12 |
This theorem was proved from axioms: ax-a1 30 ax-a2 31 ax-a3 32 ax-a5 34 ax-r1 35 ax-r2 36 ax-r4 37 ax-r5 38 |
This theorem depends on definitions: df-a 40 df-t 41 df-f 42 df-i1 44 |
This theorem is referenced by: (None) |
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