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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 2825 |
. . 3
| |
| 2 | elrest 13459 |
. . . . . . 7
| |
| 3 | elrest 13459 |
. . . . . . 7
| |
| 4 | 2, 3 | anbi12d 473 |
. . . . . 6
|
| 5 | reeanv 2713 |
. . . . . 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 3408 |
. . . . . . . . . 10
|
| 12 | basis2 14913 |
. . . . . . . . . 10
| |
| 13 | 7, 8, 9, 11, 12 | syl22anc 1275 |
. . . . . . . . 9
|
| 14 | simplll 535 |
. . . . . . . . . . . 12
| |
| 15 | 14 | simpld 112 |
. . . . . . . . . . 11
|
| 16 | 14 | simprd 114 |
. . . . . . . . . . 11
|
| 17 | simprl 531 |
. . . . . . . . . . 11
| |
| 18 | elrestr 13460 |
. . . . . . . . . . 11
| |
| 19 | 15, 16, 17, 18 | syl3anc 1274 |
. . . . . . . . . 10
|
| 20 | simprrl 541 |
. . . . . . . . . . 11
| |
| 21 | simplr 529 |
. . . . . . . . . . . 12
| |
| 22 | 21 | elin2d 3409 |
. . . . . . . . . . 11
|
| 23 | 20, 22 | elind 3404 |
. . . . . . . . . 10
|
| 24 | simprrr 542 |
. . . . . . . . . . 11
| |
| 25 | 24 | ssrind 3448 |
. . . . . . . . . 10
|
| 26 | eleq2 2296 |
. . . . . . . . . . . 12
| |
| 27 | sseq1 3261 |
. . . . . . . . . . . 12
| |
| 28 | 26, 27 | anbi12d 473 |
. . . . . . . . . . 11
|
| 29 | 28 | rspcev 2921 |
. . . . . . . . . 10
|
| 30 | 19, 23, 25, 29 | syl12anc 1272 |
. . . . . . . . 9
|
| 31 | 13, 30 | rexlimddv 2665 |
. . . . . . . 8
|
| 32 | 31 | ralrimiva 2615 |
. . . . . . 7
|
| 33 | ineq12 3417 |
. . . . . . . . 9
| |
| 34 | inindir 3439 |
. . . . . . . . 9
| |
| 35 | 33, 34 | eqtr4di 2283 |
. . . . . . . 8
|
| 36 | 35 | sseq2d 3268 |
. . . . . . . . . 10
|
| 37 | 36 | anbi2d 464 |
. . . . . . . . 9
|
| 38 | 37 | rexbidv 2543 |
. . . . . . . 8
|
| 39 | 35, 38 | raleqbidv 2757 |
. . . . . . 7
|
| 40 | 32, 39 | syl5ibrcom 157 |
. . . . . 6
|
| 41 | 40 | rexlimdvva 2668 |
. . . . 5
|
| 42 | 6, 41 | sylbid 150 |
. . . 4
|
| 43 | 42 | ralrimivv 2623 |
. . 3
|
| 44 | 1, 43 | sylan2 286 |
. 2
|
| 45 | restfn 13456 |
. . . 4
| |
| 46 | simpl 109 |
. . . . 5
| |
| 47 | 46 | elexd 2827 |
. . . 4
|
| 48 | 1 | adantl 277 |
. . . 4
|
| 49 | fnovex 6083 |
. . . 4
| |
| 50 | 45, 47, 48, 49 | mp3an2i 1379 |
. . 3
|
| 51 | isbasis2g 14910 |
. . 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-coll 4225 ax-sep 4228 ax-pow 4287 ax-pr 4322 ax-un 4554 ax-setind 4659 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-ral 2525 df-rex 2526 df-reu 2527 df-rab 2529 df-v 2815 df-sbc 3043 df-csb 3139 df-dif 3213 df-un 3215 df-in 3217 df-ss 3224 df-pw 3671 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-iun 3993 df-br 4110 df-opab 4172 df-mpt 4173 df-id 4414 df-xp 4755 df-rel 4756 df-cnv 4757 df-co 4758 df-dm 4759 df-rn 4760 df-res 4761 df-ima 4762 df-iota 5312 df-fun 5354 df-fn 5355 df-f 5356 df-f1 5357 df-fo 5358 df-f1o 5359 df-fv 5360 df-ov 6053 df-oprab 6054 df-mpo 6055 df-1st 6334 df-2nd 6335 df-rest 13454 df-bases 14908 |
| This theorem is referenced by: resttop 15035 |
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