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Mirrors > Home > QLE Home > Th. List > oa4to6dual | Unicode version |
Description: Lemma for orthoarguesian law (4-variable to 6-variable proof). |
Ref | Expression |
---|---|
oa4to6lem.1 | |
oa4to6lem.2 | |
oa4to6lem.3 | |
oa4to6lem.4 | |
oa4to6lem.oa4 |
Ref | Expression |
---|---|
oa4to6dual |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | oa4to6lem.1 | . . 3 | |
2 | oa4to6lem.2 | . . 3 | |
3 | oa4to6lem.3 | . . 3 | |
4 | oa4to6lem.4 | . . 3 | |
5 | 1, 2, 3, 4 | oa4to6lem4 963 | . 2 |
6 | oa4to6lem.oa4 | . 2 | |
7 | 5, 6 | letr 137 | 1 |
Colors of variables: term |
Syntax hints: wb 1 wle 2 wn 4 wo 6 wa 7 wi1 12 |
This theorem was proved from axioms: ax-a1 30 ax-a2 31 ax-a3 32 ax-a4 33 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-i1 44 df-le1 130 df-le2 131 df-c1 132 df-c2 133 |
This theorem is referenced by: oa4to6 965 oa3-6to3 987 oa3-2to4 988 oa3-u1 991 oa3-u2 992 |
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