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Mirrors > Home > ILE Home > Th. List > cnntri | Unicode version |
Description: Property of the preimage of an interior. (Contributed by Mario Carneiro, 25-Aug-2015.) |
Ref | Expression |
---|---|
cncls2i.1 |
Ref | Expression |
---|---|
cnntri |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | cntop1 12748 | . . 3 | |
2 | 1 | adantr 274 | . 2 |
3 | cnvimass 4961 | . . 3 | |
4 | eqid 2164 | . . . . . 6 | |
5 | cncls2i.1 | . . . . . 6 | |
6 | 4, 5 | cnf 12751 | . . . . 5 |
7 | 6 | fdmd 5338 | . . . 4 |
8 | 7 | adantr 274 | . . 3 |
9 | 3, 8 | sseqtrid 3187 | . 2 |
10 | cntop2 12749 | . . . 4 | |
11 | 5 | ntropn 12664 | . . . 4 |
12 | 10, 11 | sylan 281 | . . 3 |
13 | cnima 12767 | . . 3 | |
14 | 12, 13 | syldan 280 | . 2 |
15 | 5 | ntrss2 12668 | . . . 4 |
16 | 10, 15 | sylan 281 | . . 3 |
17 | imass2 4974 | . . 3 | |
18 | 16, 17 | syl 14 | . 2 |
19 | 4 | ssntr 12669 | . 2 |
20 | 2, 9, 14, 18, 19 | syl22anc 1228 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wceq 1342 wcel 2135 wss 3111 cuni 3783 ccnv 4597 cdm 4598 cima 4601 cfv 5182 (class class class)co 5836 ctop 12542 cnt 12640 ccn 12732 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 604 ax-in2 605 ax-io 699 ax-5 1434 ax-7 1435 ax-gen 1436 ax-ie1 1480 ax-ie2 1481 ax-8 1491 ax-10 1492 ax-11 1493 ax-i12 1494 ax-bndl 1496 ax-4 1497 ax-17 1513 ax-i9 1517 ax-ial 1521 ax-i5r 1522 ax-13 2137 ax-14 2138 ax-ext 2146 ax-coll 4091 ax-sep 4094 ax-pow 4147 ax-pr 4181 ax-un 4405 ax-setind 4508 |
This theorem depends on definitions: df-bi 116 df-3an 969 df-tru 1345 df-fal 1348 df-nf 1448 df-sb 1750 df-eu 2016 df-mo 2017 df-clab 2151 df-cleq 2157 df-clel 2160 df-nfc 2295 df-ne 2335 df-ral 2447 df-rex 2448 df-reu 2449 df-rab 2451 df-v 2723 df-sbc 2947 df-csb 3041 df-dif 3113 df-un 3115 df-in 3117 df-ss 3124 df-pw 3555 df-sn 3576 df-pr 3577 df-op 3579 df-uni 3784 df-iun 3862 df-br 3977 df-opab 4038 df-mpt 4039 df-id 4265 df-xp 4604 df-rel 4605 df-cnv 4606 df-co 4607 df-dm 4608 df-rn 4609 df-res 4610 df-ima 4611 df-iota 5147 df-fun 5184 df-fn 5185 df-f 5186 df-f1 5187 df-fo 5188 df-f1o 5189 df-fv 5190 df-ov 5839 df-oprab 5840 df-mpo 5841 df-1st 6100 df-2nd 6101 df-map 6607 df-top 12543 df-topon 12556 df-ntr 12643 df-cn 12735 |
This theorem is referenced by: cnntr 12772 hmeontr 12860 |
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