| Intuitionistic Logic Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 15116 |
. . . . 5
| |
| 2 | 1 | adantr 276 |
. . . 4
|
| 3 | hmeores.1 |
. . . . 5
| |
| 4 | 3 | cnrest 15046 |
. . . 4
|
| 5 | 2, 4 | sylancom 420 |
. . 3
|
| 6 | cntop2 15013 |
. . . . . 6
| |
| 7 | 2, 6 | syl 14 |
. . . . 5
|
| 8 | eqid 2231 |
. . . . . 6
| |
| 9 | 8 | toptopon 14829 |
. . . . 5
|
| 10 | 7, 9 | sylib 122 |
. . . 4
|
| 11 | df-ima 4744 |
. . . . . 6
| |
| 12 | 11 | eqimss2i 3285 |
. . . . 5
|
| 13 | 12 | a1i 9 |
. . . 4
|
| 14 | imassrn 5093 |
. . . . 5
| |
| 15 | 3, 8 | cnf 15015 |
. . . . . . 7
|
| 16 | 2, 15 | syl 14 |
. . . . . 6
|
| 17 | 16 | frnd 5499 |
. . . . 5
|
| 18 | 14, 17 | sstrid 3239 |
. . . 4
|
| 19 | cnrest2 15047 |
. . . 4
| |
| 20 | 10, 13, 18, 19 | syl3anc 1274 |
. . 3
|
| 21 | 5, 20 | mpbid 147 |
. 2
|
| 22 | hmeocnvcn 15117 |
. . . . . 6
| |
| 23 | 22 | adantr 276 |
. . . . 5
|
| 24 | 8, 3 | cnf 15015 |
. . . . 5
|
| 25 | ffun 5492 |
. . . . 5
| |
| 26 | funcnvres 5410 |
. . . . 5
| |
| 27 | 23, 24, 25, 26 | 4syl 18 |
. . . 4
|
| 28 | 8 | cnrest 15046 |
. . . . 5
|
| 29 | 23, 18, 28 | syl2anc 411 |
. . . 4
|
| 30 | 27, 29 | eqeltrd 2308 |
. . 3
|
| 31 | cntop1 15012 |
. . . . . 6
| |
| 32 | 2, 31 | syl 14 |
. . . . 5
|
| 33 | 3 | toptopon 14829 |
. . . . 5
|
| 34 | 32, 33 | sylib 122 |
. . . 4
|
| 35 | dfdm4 4929 |
. . . . . 6
| |
| 36 | fssres 5520 |
. . . . . . . 8
| |
| 37 | 16, 36 | sylancom 420 |
. . . . . . 7
|
| 38 | 37 | fdmd 5496 |
. . . . . 6
|
| 39 | 35, 38 | eqtr3id 2278 |
. . . . 5
|
| 40 | eqimss 3282 |
. . . . 5
| |
| 41 | 39, 40 | syl 14 |
. . . 4
|
| 42 | simpr 110 |
. . . 4
| |
| 43 | cnrest2 15047 |
. . . 4
| |
| 44 | 34, 41, 42, 43 | syl3anc 1274 |
. . 3
|
| 45 | 30, 44 | mpbid 147 |
. 2
|
| 46 | ishmeo 15115 |
. 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 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 2204 ax-14 2205 ax-ext 2213 ax-coll 4209 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-ral 2516 df-rex 2517 df-reu 2518 df-rab 2520 df-v 2805 df-sbc 3033 df-csb 3129 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-iun 3977 df-br 4094 df-opab 4156 df-mpt 4157 df-id 4396 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-rn 4742 df-res 4743 df-ima 4744 df-iota 5293 df-fun 5335 df-fn 5336 df-f 5337 df-f1 5338 df-fo 5339 df-f1o 5340 df-fv 5341 df-ov 6031 df-oprab 6032 df-mpo 6033 df-1st 6312 df-2nd 6313 df-map 6862 df-rest 13404 df-topgen 13423 df-top 14809 df-topon 14822 df-bases 14854 df-cn 14999 df-hmeo 15112 |
| This theorem is referenced by: (None) |
| Copyright terms: Public domain | W3C validator |