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| Mirrors > Home > ILE Home > Th. List > hmeores | Unicode version | ||
| Description: The restriction of a homeomorphism is a homeomorphism. (Contributed by Mario Carneiro, 14-Sep-2014.) (Proof shortened by Mario Carneiro, 22-Aug-2015.) |
| Ref | Expression |
|---|---|
| hmeores.1 |
|
| Ref | Expression |
|---|---|
| hmeores |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | hmeocn 14852 |
. . . . 5
| |
| 2 | 1 | adantr 276 |
. . . 4
|
| 3 | hmeores.1 |
. . . . 5
| |
| 4 | 3 | cnrest 14782 |
. . . 4
|
| 5 | 2, 4 | sylancom 420 |
. . 3
|
| 6 | cntop2 14749 |
. . . . . 6
| |
| 7 | 2, 6 | syl 14 |
. . . . 5
|
| 8 | eqid 2206 |
. . . . . 6
| |
| 9 | 8 | toptopon 14565 |
. . . . 5
|
| 10 | 7, 9 | sylib 122 |
. . . 4
|
| 11 | df-ima 4696 |
. . . . . 6
| |
| 12 | 11 | eqimss2i 3254 |
. . . . 5
|
| 13 | 12 | a1i 9 |
. . . 4
|
| 14 | imassrn 5042 |
. . . . 5
| |
| 15 | 3, 8 | cnf 14751 |
. . . . . . 7
|
| 16 | 2, 15 | syl 14 |
. . . . . 6
|
| 17 | 16 | frnd 5445 |
. . . . 5
|
| 18 | 14, 17 | sstrid 3208 |
. . . 4
|
| 19 | cnrest2 14783 |
. . . 4
| |
| 20 | 10, 13, 18, 19 | syl3anc 1250 |
. . 3
|
| 21 | 5, 20 | mpbid 147 |
. 2
|
| 22 | hmeocnvcn 14853 |
. . . . . 6
| |
| 23 | 22 | adantr 276 |
. . . . 5
|
| 24 | 8, 3 | cnf 14751 |
. . . . 5
|
| 25 | ffun 5438 |
. . . . 5
| |
| 26 | funcnvres 5356 |
. . . . 5
| |
| 27 | 23, 24, 25, 26 | 4syl 18 |
. . . 4
|
| 28 | 8 | cnrest 14782 |
. . . . 5
|
| 29 | 23, 18, 28 | syl2anc 411 |
. . . 4
|
| 30 | 27, 29 | eqeltrd 2283 |
. . 3
|
| 31 | cntop1 14748 |
. . . . . 6
| |
| 32 | 2, 31 | syl 14 |
. . . . 5
|
| 33 | 3 | toptopon 14565 |
. . . . 5
|
| 34 | 32, 33 | sylib 122 |
. . . 4
|
| 35 | dfdm4 4879 |
. . . . . 6
| |
| 36 | fssres 5463 |
. . . . . . . 8
| |
| 37 | 16, 36 | sylancom 420 |
. . . . . . 7
|
| 38 | 37 | fdmd 5442 |
. . . . . 6
|
| 39 | 35, 38 | eqtr3id 2253 |
. . . . 5
|
| 40 | eqimss 3251 |
. . . . 5
| |
| 41 | 39, 40 | syl 14 |
. . . 4
|
| 42 | simpr 110 |
. . . 4
| |
| 43 | cnrest2 14783 |
. . . 4
| |
| 44 | 34, 41, 42, 43 | syl3anc 1250 |
. . 3
|
| 45 | 30, 44 | mpbid 147 |
. 2
|
| 46 | ishmeo 14851 |
. 2
| |
| 47 | 21, 45, 46 | sylanbrc 417 |
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 615 ax-in2 616 ax-io 711 ax-5 1471 ax-7 1472 ax-gen 1473 ax-ie1 1517 ax-ie2 1518 ax-8 1528 ax-10 1529 ax-11 1530 ax-i12 1531 ax-bndl 1533 ax-4 1534 ax-17 1550 ax-i9 1554 ax-ial 1558 ax-i5r 1559 ax-13 2179 ax-14 2180 ax-ext 2188 ax-coll 4167 ax-sep 4170 ax-pow 4226 ax-pr 4261 ax-un 4488 ax-setind 4593 |
| This theorem depends on definitions: df-bi 117 df-3an 983 df-tru 1376 df-fal 1379 df-nf 1485 df-sb 1787 df-eu 2058 df-mo 2059 df-clab 2193 df-cleq 2199 df-clel 2202 df-nfc 2338 df-ne 2378 df-ral 2490 df-rex 2491 df-reu 2492 df-rab 2494 df-v 2775 df-sbc 3003 df-csb 3098 df-dif 3172 df-un 3174 df-in 3176 df-ss 3183 df-pw 3623 df-sn 3644 df-pr 3645 df-op 3647 df-uni 3857 df-iun 3935 df-br 4052 df-opab 4114 df-mpt 4115 df-id 4348 df-xp 4689 df-rel 4690 df-cnv 4691 df-co 4692 df-dm 4693 df-rn 4694 df-res 4695 df-ima 4696 df-iota 5241 df-fun 5282 df-fn 5283 df-f 5284 df-f1 5285 df-fo 5286 df-f1o 5287 df-fv 5288 df-ov 5960 df-oprab 5961 df-mpo 5962 df-1st 6239 df-2nd 6240 df-map 6750 df-rest 13148 df-topgen 13167 df-top 14545 df-topon 14558 df-bases 14590 df-cn 14735 df-hmeo 14848 |
| This theorem is referenced by: (None) |
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