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Mirrors > Home > MPE Home > Th. List > Mathboxes > prtlem13 | Structured version Visualization version Unicode version |
Description: Lemma for prter1 34164, prter2 34166, prter3 34167 and prtex 34165. (Contributed by Rodolfo Medina, 13-Oct-2010.) (Revised by Mario Carneiro, 12-Aug-2015.) |
Ref | Expression |
---|---|
prtlem13.1 |
Ref | Expression |
---|---|
prtlem13 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | vex 3203 | . 2 | |
2 | vex 3203 | . 2 | |
3 | elequ2 2004 | . . . . 5 | |
4 | elequ2 2004 | . . . . 5 | |
5 | 3, 4 | anbi12d 747 | . . . 4 |
6 | 5 | cbvrexv 3172 | . . 3 |
7 | eleq1 2689 | . . . . 5 | |
8 | eleq1 2689 | . . . . 5 | |
9 | 7, 8 | bi2anan9 917 | . . . 4 |
10 | 9 | rexbidv 3052 | . . 3 |
11 | 6, 10 | syl5bb 272 | . 2 |
12 | prtlem13.1 | . 2 | |
13 | 1, 2, 11, 12 | braba 4992 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wb 196 wa 384 wceq 1483 wrex 2913 class class class wbr 4653 copab 4712 |
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 ax-sep 4781 ax-nul 4789 ax-pr 4906 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ral 2917 df-rex 2918 df-rab 2921 df-v 3202 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-sn 4178 df-pr 4180 df-op 4184 df-br 4654 df-opab 4713 |
This theorem is referenced by: prtlem16 34154 prtlem18 34162 prter1 34164 prter3 34167 |
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