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| Mirrors > Home > ILE Home > Th. List > imain | Unicode version | ||
| Description: The image of an intersection is the intersection of images. (Contributed by Paul Chapman, 11-Apr-2009.) |
| Ref | Expression |
|---|---|
| imain |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | imainlem 5411 |
. . 3
| |
| 2 | 1 | a1i 9 |
. 2
|
| 3 | eeanv 1985 |
. . . . . 6
| |
| 4 | simprll 539 |
. . . . . . . . . . 11
| |
| 5 | simpr 110 |
. . . . . . . . . . . . . 14
| |
| 6 | simpr 110 |
. . . . . . . . . . . . . 14
| |
| 7 | 5, 6 | anim12i 338 |
. . . . . . . . . . . . 13
|
| 8 | funcnveq 5393 |
. . . . . . . . . . . . . . . . 17
| |
| 9 | 8 | biimpi 120 |
. . . . . . . . . . . . . . . 16
|
| 10 | 9 | 19.21bi 1606 |
. . . . . . . . . . . . . . 15
|
| 11 | 10 | 19.21bbi 1607 |
. . . . . . . . . . . . . 14
|
| 12 | 11 | imp 124 |
. . . . . . . . . . . . 13
|
| 13 | 7, 12 | sylan2 286 |
. . . . . . . . . . . 12
|
| 14 | simprrl 541 |
. . . . . . . . . . . 12
| |
| 15 | 13, 14 | eqeltrd 2308 |
. . . . . . . . . . 11
|
| 16 | elin 3390 |
. . . . . . . . . . 11
| |
| 17 | 4, 15, 16 | sylanbrc 417 |
. . . . . . . . . 10
|
| 18 | simprlr 540 |
. . . . . . . . . 10
| |
| 19 | 17, 18 | jca 306 |
. . . . . . . . 9
|
| 20 | 19 | ex 115 |
. . . . . . . 8
|
| 21 | 20 | exlimdv 1867 |
. . . . . . 7
|
| 22 | 21 | eximdv 1928 |
. . . . . 6
|
| 23 | 3, 22 | biimtrrid 153 |
. . . . 5
|
| 24 | df-rex 2516 |
. . . . . 6
| |
| 25 | df-rex 2516 |
. . . . . 6
| |
| 26 | 24, 25 | anbi12i 460 |
. . . . 5
|
| 27 | df-rex 2516 |
. . . . 5
| |
| 28 | 23, 26, 27 | 3imtr4g 205 |
. . . 4
|
| 29 | 28 | ss2abdv 3300 |
. . 3
|
| 30 | dfima2 5078 |
. . . . 5
| |
| 31 | dfima2 5078 |
. . . . 5
| |
| 32 | 30, 31 | ineq12i 3406 |
. . . 4
|
| 33 | inab 3475 |
. . . 4
| |
| 34 | 32, 33 | eqtri 2252 |
. . 3
|
| 35 | dfima2 5078 |
. . 3
| |
| 36 | 29, 34, 35 | 3sstr4g 3270 |
. 2
|
| 37 | 2, 36 | eqssd 3244 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ral 2515 df-rex 2516 df-v 2804 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-br 4089 df-opab 4151 df-id 4390 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-fun 5328 |
| This theorem is referenced by: inpreima 5773 |
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