| Mathbox for Glauco Siliprandi |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > Mathboxes > eliuniin | Structured version Visualization version Unicode version | ||
| Description: Indexed union of indexed intersections. (Contributed by Glauco Siliprandi, 26-Jun-2021.) |
| Ref | Expression |
|---|---|
| eliuniin.1 |
|
| Ref | Expression |
|---|---|
| eliuniin |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eliuniin.1 |
. . . . 5
| |
| 2 | 1 | eleq2i 2693 |
. . . 4
|
| 3 | eliun 4524 |
. . . 4
| |
| 4 | 2, 3 | sylbb 209 |
. . 3
|
| 5 | eliin 4525 |
. . . . . 6
| |
| 6 | 5 | ibi 256 |
. . . . 5
|
| 7 | 6 | a1i 11 |
. . . 4
|
| 8 | 7 | reximdv 3016 |
. . 3
|
| 9 | 4, 8 | mpd 15 |
. 2
|
| 10 | simp2 1062 |
. . . . . 6
| |
| 11 | eliin 4525 |
. . . . . . 7
| |
| 12 | 11 | biimpar 502 |
. . . . . 6
|
| 13 | rspe 3003 |
. . . . . 6
| |
| 14 | 10, 12, 13 | 3imp3i2an 1278 |
. . . . 5
|
| 15 | 14, 3 | sylibr 224 |
. . . 4
|
| 16 | 15, 2 | sylibr 224 |
. . 3
|
| 17 | 16 | rexlimdv3a 3033 |
. 2
|
| 18 | 9, 17 | impbid2 216 |
1
|
| Colors of variables: wff setvar class |
| Syntax hints: |
| 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-3an 1039 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-iun 4522 df-iin 4523 |
| This theorem is referenced by: (None) |
| Copyright terms: Public domain | W3C validator |