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Mirrors > Home > ILE Home > Th. List > r19.45mv | Unicode version |
Description: Restricted version of Theorem 19.45 of [Margaris] p. 90. (Contributed by NM, 27-May-1998.) |
Ref | Expression |
---|---|
r19.45mv |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | r19.43 2628 | . 2 | |
2 | r19.9rmv 3506 | . . 3 | |
3 | 2 | orbi1d 786 | . 2 |
4 | 1, 3 | bitr4id 198 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wb 104 wo 703 wex 1485 wcel 2141 wrex 2449 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-io 704 ax-5 1440 ax-7 1441 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-8 1497 ax-4 1503 ax-17 1519 ax-i9 1523 ax-ial 1527 ax-ext 2152 |
This theorem depends on definitions: df-bi 116 df-cleq 2163 df-clel 2166 df-rex 2454 |
This theorem is referenced by: ltexprlemloc 7569 |
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