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Mirrors > Home > QLE Home > Th. List > wql2lem5 | Unicode version |
Description: Lemma for WQL axiom. |
Ref | Expression |
---|---|
wql2lem5.1 |
Ref | Expression |
---|---|
wql2lem5 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | anor3 90 | . . . 4 | |
2 | oran3 93 | . . . . . 6 | |
3 | ud2lem0c 278 | . . . . . . 7 | |
4 | 3 | ax-r5 38 | . . . . . 6 |
5 | wql2lem5.1 | . . . . . . . . 9 | |
6 | 5 | ran 78 | . . . . . . . 8 |
7 | ancom 74 | . . . . . . . 8 | |
8 | an1 106 | . . . . . . . 8 | |
9 | 6, 7, 8 | 3tr 65 | . . . . . . 7 |
10 | 9 | ax-r4 37 | . . . . . 6 |
11 | 2, 4, 10 | 3tr2 64 | . . . . 5 |
12 | 11 | ax-r4 37 | . . . 4 |
13 | 1, 12 | ax-r2 36 | . . 3 |
14 | 13 | lor 70 | . 2 |
15 | df-i2 45 | . 2 | |
16 | df-t 41 | . 2 | |
17 | 14, 15, 16 | 3tr1 63 | 1 |
Colors of variables: term |
Syntax hints: wb 1 wn 4 wo 6 wa 7 wt 8 wi2 13 |
This theorem was proved from axioms: ax-a1 30 ax-a2 31 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-i2 45 |
This theorem is referenced by: (None) |
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