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| Mirrors > Home > ILE Home > Th. List > restbasg | Unicode version | ||
| Description: A subspace topology basis is a basis. (Contributed by Mario Carneiro, 19-Mar-2015.) |
| Ref | Expression |
|---|---|
| restbasg |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elex 2812 |
. . 3
| |
| 2 | elrest 13319 |
. . . . . . 7
| |
| 3 | elrest 13319 |
. . . . . . 7
| |
| 4 | 2, 3 | anbi12d 473 |
. . . . . 6
|
| 5 | reeanv 2701 |
. . . . . 6
| |
| 6 | 4, 5 | bitr4di 198 |
. . . . 5
|
| 7 | simplll 533 |
. . . . . . . . . 10
| |
| 8 | simplrl 535 |
. . . . . . . . . 10
| |
| 9 | simplrr 536 |
. . . . . . . . . 10
| |
| 10 | simpr 110 |
. . . . . . . . . . 11
| |
| 11 | 10 | elin1d 3394 |
. . . . . . . . . 10
|
| 12 | basis2 14762 |
. . . . . . . . . 10
| |
| 13 | 7, 8, 9, 11, 12 | syl22anc 1272 |
. . . . . . . . 9
|
| 14 | simplll 533 |
. . . . . . . . . . . 12
| |
| 15 | 14 | simpld 112 |
. . . . . . . . . . 11
|
| 16 | 14 | simprd 114 |
. . . . . . . . . . 11
|
| 17 | simprl 529 |
. . . . . . . . . . 11
| |
| 18 | elrestr 13320 |
. . . . . . . . . . 11
| |
| 19 | 15, 16, 17, 18 | syl3anc 1271 |
. . . . . . . . . 10
|
| 20 | simprrl 539 |
. . . . . . . . . . 11
| |
| 21 | simplr 528 |
. . . . . . . . . . . 12
| |
| 22 | 21 | elin2d 3395 |
. . . . . . . . . . 11
|
| 23 | 20, 22 | elind 3390 |
. . . . . . . . . 10
|
| 24 | simprrr 540 |
. . . . . . . . . . 11
| |
| 25 | 24 | ssrind 3432 |
. . . . . . . . . 10
|
| 26 | eleq2 2293 |
. . . . . . . . . . . 12
| |
| 27 | sseq1 3248 |
. . . . . . . . . . . 12
| |
| 28 | 26, 27 | anbi12d 473 |
. . . . . . . . . . 11
|
| 29 | 28 | rspcev 2908 |
. . . . . . . . . 10
|
| 30 | 19, 23, 25, 29 | syl12anc 1269 |
. . . . . . . . 9
|
| 31 | 13, 30 | rexlimddv 2653 |
. . . . . . . 8
|
| 32 | 31 | ralrimiva 2603 |
. . . . . . 7
|
| 33 | ineq12 3401 |
. . . . . . . . 9
| |
| 34 | inindir 3423 |
. . . . . . . . 9
| |
| 35 | 33, 34 | eqtr4di 2280 |
. . . . . . . 8
|
| 36 | 35 | sseq2d 3255 |
. . . . . . . . . 10
|
| 37 | 36 | anbi2d 464 |
. . . . . . . . 9
|
| 38 | 37 | rexbidv 2531 |
. . . . . . . 8
|
| 39 | 35, 38 | raleqbidv 2744 |
. . . . . . 7
|
| 40 | 32, 39 | syl5ibrcom 157 |
. . . . . 6
|
| 41 | 40 | rexlimdvva 2656 |
. . . . 5
|
| 42 | 6, 41 | sylbid 150 |
. . . 4
|
| 43 | 42 | ralrimivv 2611 |
. . 3
|
| 44 | 1, 43 | sylan2 286 |
. 2
|
| 45 | restfn 13316 |
. . . 4
| |
| 46 | simpl 109 |
. . . . 5
| |
| 47 | 46 | elexd 2814 |
. . . 4
|
| 48 | 1 | adantl 277 |
. . . 4
|
| 49 | fnovex 6046 |
. . . 4
| |
| 50 | 45, 47, 48, 49 | mp3an2i 1376 |
. . 3
|
| 51 | isbasis2g 14759 |
. . 3
| |
| 52 | 50, 51 | syl 14 |
. 2
|
| 53 | 44, 52 | mpbird 167 |
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-in1 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-coll 4202 ax-sep 4205 ax-pow 4262 ax-pr 4297 ax-un 4528 ax-setind 4633 |
| This theorem depends on definitions: df-bi 117 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2802 df-sbc 3030 df-csb 3126 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-iun 3970 df-br 4087 df-opab 4149 df-mpt 4150 df-id 4388 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-rn 4734 df-res 4735 df-ima 4736 df-iota 5284 df-fun 5326 df-fn 5327 df-f 5328 df-f1 5329 df-fo 5330 df-f1o 5331 df-fv 5332 df-ov 6016 df-oprab 6017 df-mpo 6018 df-1st 6298 df-2nd 6299 df-rest 13314 df-bases 14757 |
| This theorem is referenced by: resttop 14884 |
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