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Mirrors > Home > ILE Home > Th. List > r19.29d2r | Unicode version |
Description: Theorem 19.29 of [Margaris] p. 90 with two restricted quantifiers, deduction version. (Contributed by Thierry Arnoux, 30-Jan-2017.) |
Ref | Expression |
---|---|
r19.29d2r.1 | |
r19.29d2r.2 |
Ref | Expression |
---|---|
r19.29d2r |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | r19.29d2r.1 | . . 3 | |
2 | r19.29d2r.2 | . . 3 | |
3 | r19.29 2603 | . . 3 | |
4 | 1, 2, 3 | syl2anc 409 | . 2 |
5 | r19.29 2603 | . . 3 | |
6 | 5 | reximi 2563 | . 2 |
7 | 4, 6 | syl 14 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wral 2444 wrex 2445 |
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 1435 ax-gen 1437 ax-ie1 1481 ax-ie2 1482 ax-4 1498 ax-ial 1522 |
This theorem depends on definitions: df-bi 116 df-ral 2449 df-rex 2450 |
This theorem is referenced by: r19.29vva 2611 cauappcvgprlemdisj 7592 |
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