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Mirrors > Home > MPE Home > Th. List > eqbrriv | Structured version Visualization version Unicode version |
Description: Inference from extensionality principle for relations. (Contributed by NM, 12-Dec-2006.) |
Ref | Expression |
---|---|
eqbrriv.1 | |
eqbrriv.2 | |
eqbrriv.3 |
Ref | Expression |
---|---|
eqbrriv |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqbrriv.1 | . 2 | |
2 | eqbrriv.2 | . 2 | |
3 | eqbrriv.3 | . . 3 | |
4 | df-br 4654 | . . 3 | |
5 | df-br 4654 | . . 3 | |
6 | 3, 4, 5 | 3bitr3i 290 | . 2 |
7 | 1, 2, 6 | eqrelriiv 5214 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wb 196 wceq 1483 wcel 1990 cop 4183 class class class wbr 4653 wrel 5119 |
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-in 3581 df-ss 3588 df-br 4654 df-opab 4713 df-xp 5120 df-rel 5121 |
This theorem is referenced by: resco 5639 tpostpos 7372 sbthcl 8082 dfle2 11980 dflt2 11981 idsset 31997 dfbigcup2 32006 imageval 32037 |
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