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Mirrors > Home > QLE Home > Th. List > i5lei3 | Unicode version |
Description: Relevance implication is l.e. Kalmbach implication. |
Ref | Expression |
---|---|
i5lei3 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | leor 159 | . . . 4 | |
2 | 1 | lelan 167 | . . 3 |
3 | 2 | leror 152 | . 2 |
4 | df-i5 48 | . . 3 | |
5 | ax-a3 32 | . . 3 | |
6 | 4, 5 | ax-r2 36 | . 2 |
7 | df-i3 46 | . . 3 | |
8 | ax-a2 31 | . . 3 | |
9 | 7, 8 | ax-r2 36 | . 2 |
10 | 3, 6, 9 | le3tr1 140 | 1 |
Colors of variables: term |
Syntax hints: wle 2 wn 4 wo 6 wa 7 wi3 14 wi5 16 |
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-i3 46 df-i5 48 df-le1 130 df-le2 131 |
This theorem is referenced by: (None) |
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