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Mirrors > Home > ILE Home > Th. List > rmoimi2 | Unicode version |
Description: Restricted "at most one" is preserved through implication (note wff reversal). (Contributed by Alexander van der Vekens, 17-Jun-2017.) |
Ref | Expression |
---|---|
rmoimi2.1 |
Ref | Expression |
---|---|
rmoimi2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rmoimi2.1 | . . 3 | |
2 | moim 2005 | . . 3 | |
3 | 1, 2 | ax-mp 7 | . 2 |
4 | df-rmo 2356 | . 2 | |
5 | df-rmo 2356 | . 2 | |
6 | 3, 4, 5 | 3imtr4i 199 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 102 wal 1282 wcel 1433 wmo 1942 wrmo 2351 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 |
This theorem depends on definitions: df-bi 115 df-nf 1390 df-sb 1686 df-eu 1944 df-mo 1945 df-rmo 2356 |
This theorem is referenced by: (None) |
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