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Mirrors > Home > ILE Home > Th. List > 19.42vv | Unicode version |
Description: Theorem 19.42 of [Margaris] p. 90 with 2 quantifiers. (Contributed by NM, 16-Mar-1995.) |
Ref | Expression |
---|---|
19.42vv |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | exdistr 1881 | . 2 | |
2 | 19.42v 1878 | . 2 | |
3 | 1, 2 | bitri 183 | 1 |
Colors of variables: wff set class |
Syntax hints: wa 103 wb 104 wex 1468 |
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-5 1423 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-4 1487 ax-17 1506 ax-ial 1514 |
This theorem depends on definitions: df-bi 116 |
This theorem is referenced by: 19.42vvv 1884 19.42vvvv 1885 exdistr2 1886 3exdistr 1887 ceqsex3v 2728 ceqsex4v 2729 elvvv 4602 dfoprab2 5818 resoprab 5867 ovi3 5907 ov6g 5908 oprabex3 6027 xpassen 6724 enq0enq 7239 enq0sym 7240 nqnq0pi 7246 axaddf 7676 axmulf 7677 |
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