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| Mirrors > Home > ILE Home > Th. List > rescncf | Unicode version | ||
| Description: A continuous complex function restricted to a subset is continuous. (Contributed by Paul Chapman, 18-Oct-2007.) (Revised by Mario Carneiro, 25-Aug-2014.) |
| Ref | Expression |
|---|---|
| rescncf |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpr 110 |
. . . . . 6
| |
| 2 | cncfrss 15369 |
. . . . . . . 8
| |
| 3 | 2 | adantl 277 |
. . . . . . 7
|
| 4 | cncfrss2 15370 |
. . . . . . . 8
| |
| 5 | 4 | adantl 277 |
. . . . . . 7
|
| 6 | elcncf 15367 |
. . . . . . 7
| |
| 7 | 3, 5, 6 | syl2anc 411 |
. . . . . 6
|
| 8 | 1, 7 | mpbid 147 |
. . . . 5
|
| 9 | 8 | simpld 112 |
. . . 4
|
| 10 | simpl 109 |
. . . 4
| |
| 11 | 9, 10 | fssresd 5521 |
. . 3
|
| 12 | 8 | simprd 114 |
. . . 4
|
| 13 | ssralv 3292 |
. . . . 5
| |
| 14 | ssralv 3292 |
. . . . . . . . 9
| |
| 15 | fvres 5672 |
. . . . . . . . . . . . . . 15
| |
| 16 | fvres 5672 |
. . . . . . . . . . . . . . 15
| |
| 17 | 15, 16 | oveqan12d 6047 |
. . . . . . . . . . . . . 14
|
| 18 | 17 | fveq2d 5652 |
. . . . . . . . . . . . 13
|
| 19 | 18 | breq1d 4103 |
. . . . . . . . . . . 12
|
| 20 | 19 | imbi2d 230 |
. . . . . . . . . . 11
|
| 21 | 20 | biimprd 158 |
. . . . . . . . . 10
|
| 22 | 21 | ralimdva 2600 |
. . . . . . . . 9
|
| 23 | 14, 22 | sylan9 409 |
. . . . . . . 8
|
| 24 | 23 | reximdv 2634 |
. . . . . . 7
|
| 25 | 24 | ralimdv 2601 |
. . . . . 6
|
| 26 | 25 | ralimdva 2600 |
. . . . 5
|
| 27 | 13, 26 | syld 45 |
. . . 4
|
| 28 | 10, 12, 27 | sylc 62 |
. . 3
|
| 29 | 10, 3 | sstrd 3238 |
. . . 4
|
| 30 | elcncf 15367 |
. . . 4
| |
| 31 | 29, 5, 30 | syl2anc 411 |
. . 3
|
| 32 | 11, 28, 31 | mpbir2and 953 |
. 2
|
| 33 | 32 | ex 115 |
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-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 ax-cnex 8166 |
| 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-rab 2520 df-v 2805 df-sbc 3033 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-br 4094 df-opab 4156 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-iota 5293 df-fun 5335 df-fn 5336 df-f 5337 df-fv 5341 df-ov 6031 df-oprab 6032 df-mpo 6033 df-map 6862 df-cncf 15365 |
| This theorem is referenced by: hovercncf 15440 |
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