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| Mirrors > Home > MPE Home > Th. List > iscfil2 | Structured version Visualization version Unicode version | ||
| Description: The property of being a Cauchy filter. (Contributed by Mario Carneiro, 13-Oct-2015.) |
| Ref | Expression |
|---|---|
| iscfil2 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | iscfil 23063 |
. 2
| |
| 2 | xmetf 22134 |
. . . . . . . . 9
| |
| 3 | 2 | ad3antrrr 766 |
. . . . . . . 8
|
| 4 | ffun 6048 |
. . . . . . . 8
| |
| 5 | 3, 4 | syl 17 |
. . . . . . 7
|
| 6 | simplr 792 |
. . . . . . . . . 10
| |
| 7 | filelss 21656 |
. . . . . . . . . 10
| |
| 8 | 6, 7 | sylan 488 |
. . . . . . . . 9
|
| 9 | xpss12 5225 |
. . . . . . . . 9
| |
| 10 | 8, 8, 9 | syl2anc 693 |
. . . . . . . 8
|
| 11 | fdm 6051 |
. . . . . . . . 9
| |
| 12 | 3, 11 | syl 17 |
. . . . . . . 8
|
| 13 | 10, 12 | sseqtr4d 3642 |
. . . . . . 7
|
| 14 | funimassov 6811 |
. . . . . . 7
| |
| 15 | 5, 13, 14 | syl2anc 693 |
. . . . . 6
|
| 16 | 0xr 10086 |
. . . . . . . . 9
| |
| 17 | 16 | a1i 11 |
. . . . . . . 8
|
| 18 | simpllr 799 |
. . . . . . . . 9
| |
| 19 | 18 | rpxrd 11873 |
. . . . . . . 8
|
| 20 | simp-4l 806 |
. . . . . . . . 9
| |
| 21 | 8 | sselda 3603 |
. . . . . . . . . 10
|
| 22 | 21 | adantrr 753 |
. . . . . . . . 9
|
| 23 | 8 | sselda 3603 |
. . . . . . . . . 10
|
| 24 | 23 | adantrl 752 |
. . . . . . . . 9
|
| 25 | xmetcl 22136 |
. . . . . . . . 9
| |
| 26 | 20, 22, 24, 25 | syl3anc 1326 |
. . . . . . . 8
|
| 27 | xmetge0 22149 |
. . . . . . . . 9
| |
| 28 | 20, 22, 24, 27 | syl3anc 1326 |
. . . . . . . 8
|
| 29 | elico1 12218 |
. . . . . . . . . 10
| |
| 30 | df-3an 1039 |
. . . . . . . . . 10
| |
| 31 | 29, 30 | syl6bb 276 |
. . . . . . . . 9
|
| 32 | 31 | baibd 948 |
. . . . . . . 8
|
| 33 | 17, 19, 26, 28, 32 | syl22anc 1327 |
. . . . . . 7
|
| 34 | 33 | 2ralbidva 2988 |
. . . . . 6
|
| 35 | 15, 34 | bitrd 268 |
. . . . 5
|
| 36 | 35 | rexbidva 3049 |
. . . 4
|
| 37 | 36 | ralbidva 2985 |
. . 3
|
| 38 | 37 | pm5.32da 673 |
. 2
|
| 39 | 1, 38 | bitrd 268 |
1
|
| Colors of variables: wff setvar class |
| Syntax hints: |
| 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 ax-un 6949 ax-cnex 9992 ax-resscn 9993 ax-1cn 9994 ax-icn 9995 ax-addcl 9996 ax-addrcl 9997 ax-mulcl 9998 ax-mulrcl 9999 ax-mulcom 10000 ax-addass 10001 ax-mulass 10002 ax-distr 10003 ax-i2m1 10004 ax-1ne0 10005 ax-1rid 10006 ax-rnegex 10007 ax-rrecex 10008 ax-cnre 10009 ax-pre-lttri 10010 ax-pre-lttrn 10011 ax-pre-ltadd 10012 ax-pre-mulgt0 10013 |
| This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3or 1038 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-reu 2919 df-rmo 2920 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-po 5035 df-so 5036 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-riota 6611 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-1st 7168 df-2nd 7169 df-er 7742 df-map 7859 df-en 7956 df-dom 7957 df-sdom 7958 df-pnf 10076 df-mnf 10077 df-xr 10078 df-ltxr 10079 df-le 10080 df-sub 10268 df-neg 10269 df-div 10685 df-2 11079 df-rp 11833 df-xneg 11946 df-xadd 11947 df-xmul 11948 df-ico 12181 df-xmet 19739 df-fbas 19743 df-fil 21650 df-cfil 23053 |
| This theorem is referenced by: cfili 23066 fgcfil 23069 iscfil3 23071 cfilresi 23093 cfilres 23094 |
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