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Mirrors > Home > MPE Home > Th. List > fclsval | Structured version Visualization version Unicode version |
Description: The set of all cluster points of a filter. (Contributed by Jeff Hankins, 10-Nov-2009.) (Revised by Stefan O'Rear, 8-Aug-2015.) |
Ref | Expression |
---|---|
fclsval.x |
Ref | Expression |
---|---|
fclsval |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpl 473 | . . 3 | |
2 | fvssunirn 6217 | . . . . 5 | |
3 | 2 | sseli 3599 | . . . 4 |
4 | 3 | adantl 482 | . . 3 |
5 | filn0 21666 | . . . . . 6 | |
6 | 5 | adantl 482 | . . . . 5 |
7 | fvex 6201 | . . . . . 6 | |
8 | 7 | rgenw 2924 | . . . . 5 |
9 | iinexg 4824 | . . . . 5 | |
10 | 6, 8, 9 | sylancl 694 | . . . 4 |
11 | 0ex 4790 | . . . 4 | |
12 | ifcl 4130 | . . . 4 | |
13 | 10, 11, 12 | sylancl 694 | . . 3 |
14 | unieq 4444 | . . . . . . 7 | |
15 | fclsval.x | . . . . . . 7 | |
16 | 14, 15 | syl6eqr 2674 | . . . . . 6 |
17 | unieq 4444 | . . . . . 6 | |
18 | 16, 17 | eqeqan12d 2638 | . . . . 5 |
19 | iineq1 4535 | . . . . . . 7 | |
20 | 19 | adantl 482 | . . . . . 6 |
21 | simpll 790 | . . . . . . . . 9 | |
22 | 21 | fveq2d 6195 | . . . . . . . 8 |
23 | 22 | fveq1d 6193 | . . . . . . 7 |
24 | 23 | iineq2dv 4543 | . . . . . 6 |
25 | 20, 24 | eqtrd 2656 | . . . . 5 |
26 | 18, 25 | ifbieq1d 4109 | . . . 4 |
27 | df-fcls 21745 | . . . 4 | |
28 | 26, 27 | ovmpt2ga 6790 | . . 3 |
29 | 1, 4, 13, 28 | syl3anc 1326 | . 2 |
30 | filunibas 21685 | . . . . 5 | |
31 | 30 | eqeq2d 2632 | . . . 4 |
32 | 31 | adantl 482 | . . 3 |
33 | 32 | ifbid 4108 | . 2 |
34 | 29, 33 | eqtrd 2656 | 1 |
Colors of variables: wff setvar class |
Syntax hints: wi 4 wb 196 wa 384 wceq 1483 wcel 1990 wne 2794 wral 2912 cvv 3200 c0 3915 cif 4086 cuni 4436 ciin 4521 crn 5115 cfv 5888 (class class class)co 6650 ctop 20698 ccl 20822 cfil 21649 cfcls 21740 |
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-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 |
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-nel 2898 df-ral 2917 df-rex 2918 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-int 4476 df-iin 4523 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-fv 5896 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-fbas 19743 df-fil 21650 df-fcls 21745 |
This theorem is referenced by: isfcls 21813 fclscmpi 21833 |
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