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Mirrors > Home > ILE Home > Th. List > rabbiia | Unicode version |
Description: Equivalent wff's yield equal restricted class abstractions (inference rule). (Contributed by NM, 22-May-1999.) |
Ref | Expression |
---|---|
rabbiia.1 |
Ref | Expression |
---|---|
rabbiia |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rabbiia.1 | . . . 4 | |
2 | 1 | pm5.32i 427 | . . 3 |
3 | 2 | abbii 2153 | . 2 |
4 | df-rab 2315 | . 2 | |
5 | df-rab 2315 | . 2 | |
6 | 3, 4, 5 | 3eqtr4i 2070 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 97 wb 98 wceq 1243 wcel 1393 cab 2026 crab 2310 |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 99 ax-ia2 100 ax-ia3 101 ax-5 1336 ax-7 1337 ax-gen 1338 ax-ie1 1382 ax-ie2 1383 ax-8 1395 ax-11 1397 ax-4 1400 ax-17 1419 ax-i9 1423 ax-ial 1427 ax-i5r 1428 ax-ext 2022 |
This theorem depends on definitions: df-bi 110 df-tru 1246 df-nf 1350 df-sb 1646 df-clab 2027 df-cleq 2033 df-rab 2315 |
This theorem is referenced by: bm2.5ii 4222 fndmdifcom 5273 cauappcvgprlemladdru 6754 cauappcvgprlemladdrl 6755 cauappcvgpr 6760 caucvgprlemcl 6774 caucvgprlemladdrl 6776 caucvgpr 6780 caucvgprprlemclphr 6803 ioopos 8819 |
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