Mathbox for Rodolfo Medina |
< Previous
Next >
Nearby theorems |
||
Mirrors > Home > MPE Home > Th. List > Mathboxes > prtlem17 | Structured version Visualization version Unicode version |
Description: Lemma for prter2 34166. (Contributed by Rodolfo Medina, 15-Oct-2010.) |
Ref | Expression |
---|---|
prtlem17 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-rex 2918 | . . 3 | |
2 | an32 839 | . . . . . . . 8 | |
3 | prtlem14 34159 | . . . . . . . . . . 11 | |
4 | elequ2 2004 | . . . . . . . . . . . 12 | |
5 | 4 | biimprd 238 | . . . . . . . . . . 11 |
6 | 3, 5 | syl8 76 | . . . . . . . . . 10 |
7 | 6 | exp4a 633 | . . . . . . . . 9 |
8 | 7 | impd 447 | . . . . . . . 8 |
9 | 2, 8 | syl5bir 233 | . . . . . . 7 |
10 | 9 | expd 452 | . . . . . 6 |
11 | 10 | imp5a 624 | . . . . 5 |
12 | 11 | imp4b 613 | . . . 4 |
13 | 12 | exlimdv 1861 | . . 3 |
14 | 1, 13 | syl5bi 232 | . 2 |
15 | 14 | ex 450 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wa 384 wex 1704 wcel 1990 wrex 2913 wprt 34156 |
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-nfc 2753 df-ral 2917 df-rex 2918 df-v 3202 df-dif 3577 df-in 3581 df-nul 3916 df-prt 34157 |
This theorem is referenced by: prtlem18 34162 |
Copyright terms: Public domain | W3C validator |