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Mirrors > Home > ILE Home > Th. List > rr19.28v | Unicode version |
Description: Restricted quantifier version of Theorem 19.28 of [Margaris] p. 90. (Contributed by NM, 29-Oct-2012.) |
Ref | Expression |
---|---|
rr19.28v |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpl 108 | . . . . . 6 | |
2 | 1 | ralimi 2529 | . . . . 5 |
3 | biidd 171 | . . . . . 6 | |
4 | 3 | rspcv 2826 | . . . . 5 |
5 | 2, 4 | syl5 32 | . . . 4 |
6 | simpr 109 | . . . . . 6 | |
7 | 6 | ralimi 2529 | . . . . 5 |
8 | 7 | a1i 9 | . . . 4 |
9 | 5, 8 | jcad 305 | . . 3 |
10 | 9 | ralimia 2527 | . 2 |
11 | r19.28av 2602 | . . 3 | |
12 | 11 | ralimi 2529 | . 2 |
13 | 10, 12 | impbii 125 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wb 104 wcel 2136 wral 2444 |
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 699 ax-5 1435 ax-7 1436 ax-gen 1437 ax-ie1 1481 ax-ie2 1482 ax-8 1492 ax-10 1493 ax-11 1494 ax-i12 1495 ax-bndl 1497 ax-4 1498 ax-17 1514 ax-i9 1518 ax-ial 1522 ax-i5r 1523 ax-ext 2147 |
This theorem depends on definitions: df-bi 116 df-tru 1346 df-nf 1449 df-sb 1751 df-clab 2152 df-cleq 2158 df-clel 2161 df-nfc 2297 df-ral 2449 df-v 2728 |
This theorem is referenced by: (None) |
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