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Mirrors > Home > QLE Home > Th. List > u1lemn1b | Unicode version |
Description: This theorem continues the line of proofs such as u1lemnaa 640, ud1lem0b 256, u1lemnanb 655, etc. (Contributed by Josiah Burroughs 26-May-04.) |
Ref | Expression |
---|---|
u1lemn1b |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ax-a1 30 | . . 3 | |
2 | u1lemnab 650 | . . . 4 | |
3 | 2 | ax-r1 35 | . . 3 |
4 | 1, 3 | 2or 72 | . 2 |
5 | or0 102 | . . 3 | |
6 | 5 | ax-r1 35 | . 2 |
7 | df-i1 44 | . 2 | |
8 | 4, 6, 7 | 3tr1 63 | 1 |
Colors of variables: term |
Syntax hints: wb 1 wn 4 wo 6 wa 7 wf 9 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: u1lem3var1 731 lem4.6.5 1085 |
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