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Mirrors > Home > ILE Home > Th. List > xmeter | Unicode version |
Description: The "finitely separated" relation is an equivalence relation. (Contributed by Mario Carneiro, 24-Aug-2015.) |
Ref | Expression |
---|---|
xmeter.1 |
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Ref | Expression |
---|---|
xmeter |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | xmeter.1 |
. . . . 5
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2 | cnvimass 5029 |
. . . . 5
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3 | 1, 2 | eqsstri 3212 |
. . . 4
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4 | xmetf 14529 |
. . . 4
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5 | 3, 4 | fssdm 5419 |
. . 3
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6 | relxp 4769 |
. . 3
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7 | relss 4747 |
. . 3
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8 | 5, 6, 7 | mpisyl 1457 |
. 2
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9 | 1 | xmeterval 14614 |
. . . . 5
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10 | 9 | biimpa 296 |
. . . 4
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11 | 10 | simp2d 1012 |
. . 3
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12 | 10 | simp1d 1011 |
. . 3
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13 | simpl 109 |
. . . . 5
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14 | xmetsym 14547 |
. . . . 5
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15 | 13, 12, 11, 14 | syl3anc 1249 |
. . . 4
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16 | 10 | simp3d 1013 |
. . . 4
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17 | 15, 16 | eqeltrrd 2271 |
. . 3
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18 | 1 | xmeterval 14614 |
. . . 4
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19 | 18 | adantr 276 |
. . 3
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20 | 11, 12, 17, 19 | mpbir3and 1182 |
. 2
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
21 | 12 | adantrr 479 |
. . 3
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22 | 1 | xmeterval 14614 |
. . . . . 6
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23 | 22 | biimpa 296 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
24 | 23 | adantrl 478 |
. . . 4
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25 | 24 | simp2d 1012 |
. . 3
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26 | simpl 109 |
. . . 4
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27 | 16 | adantrr 479 |
. . . . 5
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28 | 24 | simp3d 1013 |
. . . . 5
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29 | rexadd 9921 |
. . . . . 6
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30 | readdcl 8000 |
. . . . . 6
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31 | 29, 30 | eqeltrd 2270 |
. . . . 5
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32 | 27, 28, 31 | syl2anc 411 |
. . . 4
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33 | 11 | adantrr 479 |
. . . . 5
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34 | xmettri 14551 |
. . . . 5
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35 | 26, 21, 25, 33, 34 | syl13anc 1251 |
. . . 4
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36 | xmetlecl 14546 |
. . . 4
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37 | 26, 21, 25, 32, 35, 36 | syl122anc 1258 |
. . 3
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38 | 1 | xmeterval 14614 |
. . . 4
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39 | 38 | adantr 276 |
. . 3
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40 | 21, 25, 37, 39 | mpbir3and 1182 |
. 2
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41 | xmet0 14542 |
. . . . . . 7
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42 | 0re 8021 |
. . . . . . 7
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43 | 41, 42 | eqeltrdi 2284 |
. . . . . 6
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44 | 43 | ex 115 |
. . . . 5
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45 | 44 | pm4.71rd 394 |
. . . 4
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46 | df-3an 982 |
. . . . 5
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47 | anidm 396 |
. . . . . 6
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48 | 47 | anbi2ci 459 |
. . . . 5
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49 | 46, 48 | bitri 184 |
. . . 4
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50 | 45, 49 | bitr4di 198 |
. . 3
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51 | 1 | xmeterval 14614 |
. . 3
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52 | 50, 51 | bitr4d 191 |
. 2
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
53 | 8, 20, 40, 52 | iserd 6615 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 615 ax-in2 616 ax-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-13 2166 ax-14 2167 ax-ext 2175 ax-sep 4148 ax-pow 4204 ax-pr 4239 ax-un 4465 ax-setind 4570 ax-cnex 7965 ax-resscn 7966 ax-1cn 7967 ax-1re 7968 ax-icn 7969 ax-addcl 7970 ax-addrcl 7971 ax-mulcl 7972 ax-mulrcl 7973 ax-addcom 7974 ax-mulcom 7975 ax-addass 7976 ax-mulass 7977 ax-distr 7978 ax-i2m1 7979 ax-0lt1 7980 ax-1rid 7981 ax-0id 7982 ax-rnegex 7983 ax-precex 7984 ax-cnre 7985 ax-pre-ltirr 7986 ax-pre-ltwlin 7987 ax-pre-lttrn 7988 ax-pre-apti 7989 ax-pre-ltadd 7990 ax-pre-mulgt0 7991 |
This theorem depends on definitions: df-bi 117 df-dc 836 df-3or 981 df-3an 982 df-tru 1367 df-fal 1370 df-nf 1472 df-sb 1774 df-eu 2045 df-mo 2046 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-ne 2365 df-nel 2460 df-ral 2477 df-rex 2478 df-reu 2479 df-rab 2481 df-v 2762 df-sbc 2987 df-csb 3082 df-dif 3156 df-un 3158 df-in 3160 df-ss 3167 df-if 3559 df-pw 3604 df-sn 3625 df-pr 3626 df-op 3628 df-uni 3837 df-iun 3915 df-br 4031 df-opab 4092 df-mpt 4093 df-id 4325 df-po 4328 df-iso 4329 df-xp 4666 df-rel 4667 df-cnv 4668 df-co 4669 df-dm 4670 df-rn 4671 df-res 4672 df-ima 4673 df-iota 5216 df-fun 5257 df-fn 5258 df-f 5259 df-fv 5263 df-riota 5874 df-ov 5922 df-oprab 5923 df-mpo 5924 df-1st 6195 df-2nd 6196 df-er 6589 df-map 6706 df-pnf 8058 df-mnf 8059 df-xr 8060 df-ltxr 8061 df-le 8062 df-sub 8194 df-neg 8195 df-2 9043 df-xadd 9842 df-xmet 14043 |
This theorem is referenced by: blpnfctr 14618 xmetresbl 14619 |
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