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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 2814 |
. . 3
| |
| 2 | elrest 13328 |
. . . . . . 7
| |
| 3 | elrest 13328 |
. . . . . . 7
| |
| 4 | 2, 3 | anbi12d 473 |
. . . . . 6
|
| 5 | reeanv 2703 |
. . . . . 6
| |
| 6 | 4, 5 | bitr4di 198 |
. . . . 5
|
| 7 | simplll 535 |
. . . . . . . . . 10
| |
| 8 | simplrl 537 |
. . . . . . . . . 10
| |
| 9 | simplrr 538 |
. . . . . . . . . 10
| |
| 10 | simpr 110 |
. . . . . . . . . . 11
| |
| 11 | 10 | elin1d 3396 |
. . . . . . . . . 10
|
| 12 | basis2 14771 |
. . . . . . . . . 10
| |
| 13 | 7, 8, 9, 11, 12 | syl22anc 1274 |
. . . . . . . . 9
|
| 14 | simplll 535 |
. . . . . . . . . . . 12
| |
| 15 | 14 | simpld 112 |
. . . . . . . . . . 11
|
| 16 | 14 | simprd 114 |
. . . . . . . . . . 11
|
| 17 | simprl 531 |
. . . . . . . . . . 11
| |
| 18 | elrestr 13329 |
. . . . . . . . . . 11
| |
| 19 | 15, 16, 17, 18 | syl3anc 1273 |
. . . . . . . . . 10
|
| 20 | simprrl 541 |
. . . . . . . . . . 11
| |
| 21 | simplr 529 |
. . . . . . . . . . . 12
| |
| 22 | 21 | elin2d 3397 |
. . . . . . . . . . 11
|
| 23 | 20, 22 | elind 3392 |
. . . . . . . . . 10
|
| 24 | simprrr 542 |
. . . . . . . . . . 11
| |
| 25 | 24 | ssrind 3434 |
. . . . . . . . . 10
|
| 26 | eleq2 2295 |
. . . . . . . . . . . 12
| |
| 27 | sseq1 3250 |
. . . . . . . . . . . 12
| |
| 28 | 26, 27 | anbi12d 473 |
. . . . . . . . . . 11
|
| 29 | 28 | rspcev 2910 |
. . . . . . . . . 10
|
| 30 | 19, 23, 25, 29 | syl12anc 1271 |
. . . . . . . . 9
|
| 31 | 13, 30 | rexlimddv 2655 |
. . . . . . . 8
|
| 32 | 31 | ralrimiva 2605 |
. . . . . . 7
|
| 33 | ineq12 3403 |
. . . . . . . . 9
| |
| 34 | inindir 3425 |
. . . . . . . . 9
| |
| 35 | 33, 34 | eqtr4di 2282 |
. . . . . . . 8
|
| 36 | 35 | sseq2d 3257 |
. . . . . . . . . 10
|
| 37 | 36 | anbi2d 464 |
. . . . . . . . 9
|
| 38 | 37 | rexbidv 2533 |
. . . . . . . 8
|
| 39 | 35, 38 | raleqbidv 2746 |
. . . . . . 7
|
| 40 | 32, 39 | syl5ibrcom 157 |
. . . . . 6
|
| 41 | 40 | rexlimdvva 2658 |
. . . . 5
|
| 42 | 6, 41 | sylbid 150 |
. . . 4
|
| 43 | 42 | ralrimivv 2613 |
. . 3
|
| 44 | 1, 43 | sylan2 286 |
. 2
|
| 45 | restfn 13325 |
. . . 4
| |
| 46 | simpl 109 |
. . . . 5
| |
| 47 | 46 | elexd 2816 |
. . . 4
|
| 48 | 1 | adantl 277 |
. . . 4
|
| 49 | fnovex 6050 |
. . . 4
| |
| 50 | 45, 47, 48, 49 | mp3an2i 1378 |
. . 3
|
| 51 | isbasis2g 14768 |
. . 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 619 ax-in2 620 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-13 2204 ax-14 2205 ax-ext 2213 ax-coll 4204 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 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-ne 2403 df-ral 2515 df-rex 2516 df-reu 2517 df-rab 2519 df-v 2804 df-sbc 3032 df-csb 3128 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-iun 3972 df-br 4089 df-opab 4151 df-mpt 4152 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-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-f1 5331 df-fo 5332 df-f1o 5333 df-fv 5334 df-ov 6020 df-oprab 6021 df-mpo 6022 df-1st 6302 df-2nd 6303 df-rest 13323 df-bases 14766 |
| This theorem is referenced by: resttop 14893 |
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