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Mirrors > Home > ILE Home > Th. List > unirnbl | Unicode version |
Description: The union of the set of balls of a metric space is its base set. (Contributed by NM, 12-Sep-2006.) (Revised by Mario Carneiro, 12-Nov-2013.) |
Ref | Expression |
---|---|
unirnbl |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | blf 12582 | . . . 4 | |
2 | 1 | frnd 5282 | . . 3 |
3 | sspwuni 3897 | . . 3 | |
4 | 2, 3 | sylib 121 | . 2 |
5 | 1rp 9448 | . . . 4 | |
6 | blcntr 12588 | . . . 4 | |
7 | 5, 6 | mp3an3 1304 | . . 3 |
8 | rpxr 9452 | . . . . 5 | |
9 | 5, 8 | ax-mp 5 | . . . 4 |
10 | blelrn 12592 | . . . 4 | |
11 | 9, 10 | mp3an3 1304 | . . 3 |
12 | elunii 3741 | . . 3 | |
13 | 7, 11, 12 | syl2anc 408 | . 2 |
14 | 4, 13 | eqelssd 3116 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wceq 1331 wcel 1480 wss 3071 cpw 3510 cuni 3736 cxp 4537 crn 4540 cfv 5123 (class class class)co 5774 c1 7624 cxr 7802 crp 9444 cxmet 12152 cbl 12154 |
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 603 ax-in2 604 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-13 1491 ax-14 1492 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2121 ax-sep 4046 ax-pow 4098 ax-pr 4131 ax-un 4355 ax-setind 4452 ax-cnex 7714 ax-resscn 7715 ax-1re 7717 ax-addrcl 7720 ax-0lt1 7729 ax-rnegex 7732 |
This theorem depends on definitions: df-bi 116 df-3an 964 df-tru 1334 df-fal 1337 df-nf 1437 df-sb 1736 df-eu 2002 df-mo 2003 df-clab 2126 df-cleq 2132 df-clel 2135 df-nfc 2270 df-ne 2309 df-nel 2404 df-ral 2421 df-rex 2422 df-rab 2425 df-v 2688 df-sbc 2910 df-csb 3004 df-dif 3073 df-un 3075 df-in 3077 df-ss 3084 df-pw 3512 df-sn 3533 df-pr 3534 df-op 3536 df-uni 3737 df-iun 3815 df-br 3930 df-opab 3990 df-mpt 3991 df-id 4215 df-xp 4545 df-rel 4546 df-cnv 4547 df-co 4548 df-dm 4549 df-rn 4550 df-res 4551 df-ima 4552 df-iota 5088 df-fun 5125 df-fn 5126 df-f 5127 df-fv 5131 df-ov 5777 df-oprab 5778 df-mpo 5779 df-1st 6038 df-2nd 6039 df-map 6544 df-pnf 7805 df-mnf 7806 df-xr 7807 df-ltxr 7808 df-rp 9445 df-psmet 12159 df-xmet 12160 df-bl 12162 |
This theorem is referenced by: blbas 12605 mopntopon 12615 elmopn 12618 metss 12666 xmettx 12682 |
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