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Mirrors > Home > QLE Home > Th. List > lel2an | Unicode version |
Description: Conjunction of 2 l.e.'s. |
Ref | Expression |
---|---|
lel2.1 | |
lel2.2 |
Ref | Expression |
---|---|
lel2an |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lel2.1 | . . 3 | |
2 | lel2.2 | . . 3 | |
3 | 1, 2 | le2an 169 | . 2 |
4 | anidm 111 | . 2 | |
5 | 3, 4 | lbtr 139 | 1 |
Colors of variables: term |
Syntax hints: wle 2 wa 7 |
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-le1 130 df-le2 131 |
This theorem is referenced by: (None) |
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