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Mirrors > Home > ILE Home > Th. List > r19.44mv | Unicode version |
Description: Restricted version of Theorem 19.44 of [Margaris] p. 90. (Contributed by NM, 27-May-1998.) |
Ref | Expression |
---|---|
r19.44mv |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | r19.9rmv 3373 |
. . 3
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2 | 1 | orbi2d 739 |
. 2
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3 | r19.43 2525 |
. 2
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4 | 2, 3 | syl6rbbr 197 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() |
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 665 ax-5 1381 ax-7 1382 ax-gen 1383 ax-ie1 1427 ax-ie2 1428 ax-8 1440 ax-4 1445 ax-17 1464 ax-i9 1468 ax-ial 1472 ax-ext 2070 |
This theorem depends on definitions: df-bi 115 df-cleq 2081 df-clel 2084 df-rex 2365 |
This theorem is referenced by: frecabcl 6164 |
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