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Mirrors > Home > MPE Home > Th. List > qtopcld | Structured version Visualization version Unicode version |
Description: The property of being a closed set in the quotient topology. (Contributed by Mario Carneiro, 24-Mar-2015.) |
Ref | Expression |
---|---|
qtopcld | TopOn qTop |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | qtoptopon 21507 | . . 3 TopOn qTop TopOn | |
2 | topontop 20718 | . . 3 qTop TopOn qTop | |
3 | eqid 2622 | . . . 4 qTop qTop | |
4 | 3 | iscld 20831 | . . 3 qTop qTop qTop qTop qTop |
5 | 1, 2, 4 | 3syl 18 | . 2 TopOn qTop qTop qTop qTop |
6 | toponuni 20719 | . . . . 5 qTop TopOn qTop | |
7 | 1, 6 | syl 17 | . . . 4 TopOn qTop |
8 | 7 | sseq2d 3633 | . . 3 TopOn qTop |
9 | 7 | difeq1d 3727 | . . . 4 TopOn qTop |
10 | 9 | eleq1d 2686 | . . 3 TopOn qTop qTop qTop |
11 | 8, 10 | anbi12d 747 | . 2 TopOn qTop qTop qTop qTop |
12 | elqtop3 21506 | . . . . 5 TopOn qTop | |
13 | 12 | adantr 481 | . . . 4 TopOn qTop |
14 | difss 3737 | . . . . . 6 | |
15 | 14 | biantrur 527 | . . . . 5 |
16 | fofun 6116 | . . . . . . . . . 10 | |
17 | 16 | ad2antlr 763 | . . . . . . . . 9 TopOn |
18 | funcnvcnv 5956 | . . . . . . . . 9 | |
19 | imadif 5973 | . . . . . . . . 9 | |
20 | 17, 18, 19 | 3syl 18 | . . . . . . . 8 TopOn |
21 | fof 6115 | . . . . . . . . . . . 12 | |
22 | fimacnv 6347 | . . . . . . . . . . . 12 | |
23 | 21, 22 | syl 17 | . . . . . . . . . . 11 |
24 | 23 | ad2antlr 763 | . . . . . . . . . 10 TopOn |
25 | toponuni 20719 | . . . . . . . . . . 11 TopOn | |
26 | 25 | ad2antrr 762 | . . . . . . . . . 10 TopOn |
27 | 24, 26 | eqtrd 2656 | . . . . . . . . 9 TopOn |
28 | 27 | difeq1d 3727 | . . . . . . . 8 TopOn |
29 | 20, 28 | eqtrd 2656 | . . . . . . 7 TopOn |
30 | 29 | eleq1d 2686 | . . . . . 6 TopOn |
31 | topontop 20718 | . . . . . . . 8 TopOn | |
32 | 31 | ad2antrr 762 | . . . . . . 7 TopOn |
33 | cnvimass 5485 | . . . . . . . . 9 | |
34 | fofn 6117 | . . . . . . . . . . 11 | |
35 | fndm 5990 | . . . . . . . . . . 11 | |
36 | 34, 35 | syl 17 | . . . . . . . . . 10 |
37 | 36 | ad2antlr 763 | . . . . . . . . 9 TopOn |
38 | 33, 37 | syl5sseq 3653 | . . . . . . . 8 TopOn |
39 | 38, 26 | sseqtrd 3641 | . . . . . . 7 TopOn |
40 | eqid 2622 | . . . . . . . 8 | |
41 | 40 | iscld2 20832 | . . . . . . 7 |
42 | 32, 39, 41 | syl2anc 693 | . . . . . 6 TopOn |
43 | 30, 42 | bitr4d 271 | . . . . 5 TopOn |
44 | 15, 43 | syl5bbr 274 | . . . 4 TopOn |
45 | 13, 44 | bitrd 268 | . . 3 TopOn qTop |
46 | 45 | pm5.32da 673 | . 2 TopOn qTop |
47 | 5, 11, 46 | 3bitr2d 296 | 1 TopOn qTop |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wa 384 wceq 1483 wcel 1990 cdif 3571 wss 3574 cuni 4436 ccnv 5113 cdm 5114 cima 5117 wfun 5882 wfn 5883 wf 5884 wfo 5886 cfv 5888 (class class class)co 6650 qTop cqtop 16163 ctop 20698 TopOnctopon 20715 ccld 20820 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-rep 4771 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-ral 2917 df-rex 2918 df-reu 2919 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-op 4184 df-uni 4437 df-iun 4522 df-br 4654 df-opab 4713 df-mpt 4730 df-id 5024 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-qtop 16167 df-top 20699 df-topon 20716 df-cld 20823 |
This theorem is referenced by: qtoprest 21520 kqcld 21538 qustgphaus 21926 qtopt1 29902 |
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