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Mirrors > Home > MPE Home > Th. List > Mathboxes > rabbida2 | Structured version Visualization version Unicode version |
Description: Equivalent wff's yield equal restricted class abstractions. (Contributed by Glauco Siliprandi, 23-Oct-2021.) |
Ref | Expression |
---|---|
rabbida2.1 | |
rabbida2.2 | |
rabbida2.3 |
Ref | Expression |
---|---|
rabbida2 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rabbida2.1 | . . 3 | |
2 | rabbida2.2 | . . . . 5 | |
3 | 2 | eleq2d 2687 | . . . 4 |
4 | rabbida2.3 | . . . 4 | |
5 | 3, 4 | anbi12d 747 | . . 3 |
6 | 1, 5 | abbid 2740 | . 2 |
7 | df-rab 2921 | . 2 | |
8 | df-rab 2921 | . 2 | |
9 | 6, 7, 8 | 3eqtr4g 2681 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wa 384 wceq 1483 wnf 1708 wcel 1990 cab 2608 crab 2916 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-rab 2921 |
This theorem is referenced by: smflimmpt 41016 |
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