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Mirrors > Home > QLE Home > Th. List > 3vth4 | Unicode version |
Description: A 3-variable theorem. |
Ref | Expression |
---|---|
3vth4 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 3vth2 805 | . . . 4 | |
2 | ax-a1 30 | . . . . 5 | |
3 | 2 | ran 78 | . . . 4 |
4 | ax-a1 30 | . . . . 5 | |
5 | 4 | ran 78 | . . . 4 |
6 | 1, 3, 5 | 3tr2 64 | . . 3 |
7 | 6 | lor 70 | . 2 |
8 | df-i2 45 | . 2 | |
9 | df-i2 45 | . 2 | |
10 | 7, 8, 9 | 3tr1 63 | 1 |
Colors of variables: term |
Syntax hints: wb 1 wn 4 wo 6 wa 7 wi2 13 |
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 ax-r3 439 |
This theorem depends on definitions: df-b 39 df-a 40 df-t 41 df-f 42 df-i2 45 df-le1 130 df-le2 131 |
This theorem is referenced by: 3vth6 809 |
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