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Mirrors > Home > MPE Home > Th. List > reu8 | Structured version Visualization version Unicode version |
Description: Restricted uniqueness using implicit substitution. (Contributed by NM, 24-Oct-2006.) |
Ref | Expression |
---|---|
rmo4.1 |
Ref | Expression |
---|---|
reu8 |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rmo4.1 | . . 3 | |
2 | 1 | cbvreuv 3173 | . 2 |
3 | reu6 3395 | . 2 | |
4 | dfbi2 660 | . . . . 5 | |
5 | 4 | ralbii 2980 | . . . 4 |
6 | ancom 466 | . . . . . 6 | |
7 | equcom 1945 | . . . . . . . . . 10 | |
8 | 7 | imbi2i 326 | . . . . . . . . 9 |
9 | 8 | ralbii 2980 | . . . . . . . 8 |
10 | 9 | a1i 11 | . . . . . . 7 |
11 | biimt 350 | . . . . . . . 8 | |
12 | df-ral 2917 | . . . . . . . . 9 | |
13 | bi2.04 376 | . . . . . . . . . 10 | |
14 | 13 | albii 1747 | . . . . . . . . 9 |
15 | eleq1w 2684 | . . . . . . . . . . . . 13 | |
16 | 15, 1 | imbi12d 334 | . . . . . . . . . . . 12 |
17 | 16 | bicomd 213 | . . . . . . . . . . 11 |
18 | 17 | equcoms 1947 | . . . . . . . . . 10 |
19 | 18 | equsalvw 1931 | . . . . . . . . 9 |
20 | 12, 14, 19 | 3bitrri 287 | . . . . . . . 8 |
21 | 11, 20 | syl6bb 276 | . . . . . . 7 |
22 | 10, 21 | anbi12d 747 | . . . . . 6 |
23 | 6, 22 | syl5bb 272 | . . . . 5 |
24 | r19.26 3064 | . . . . 5 | |
25 | 23, 24 | syl6rbbr 279 | . . . 4 |
26 | 5, 25 | syl5bb 272 | . . 3 |
27 | 26 | rexbiia 3040 | . 2 |
28 | 2, 3, 27 | 3bitri 286 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wa 384 wal 1481 wcel 1990 wral 2912 wrex 2913 wreu 2914 |
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-eu 2474 df-cleq 2615 df-clel 2618 df-ral 2917 df-rex 2918 df-reu 2919 |
This theorem is referenced by: reu8nf 3516 reumodprminv 15509 grpinveu 17456 grpoideu 27363 grpoinveu 27373 cvmlift3lem2 31302 reuccatpfxs1 41434 |
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