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Mirrors > Home > ILE Home > Th. List > xmetunirn | Unicode version |
Description: Two ways to express an extended metric on an unspecified base. (Contributed by Mario Carneiro, 13-Oct-2015.) |
Ref | Expression |
---|---|
xmetunirn |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | fnmap 6709 |
. . . . . . 7
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2 | xrex 9922 |
. . . . . . 7
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3 | sqxpexg 4775 |
. . . . . . . 8
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4 | 3 | elv 2764 |
. . . . . . 7
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5 | fnovex 5951 |
. . . . . . 7
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6 | 1, 2, 4, 5 | mp3an 1348 |
. . . . . 6
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7 | 6 | rabex 4173 |
. . . . 5
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8 | df-xmet 14040 |
. . . . 5
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9 | 7, 8 | fnmpti 5382 |
. . . 4
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10 | fnunirn 5810 |
. . . 4
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11 | 9, 10 | ax-mp 5 |
. . 3
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12 | id 19 |
. . . . 5
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13 | xmetdmdm 14524 |
. . . . . 6
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14 | 13 | fveq2d 5558 |
. . . . 5
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15 | 12, 14 | eleqtrd 2272 |
. . . 4
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
16 | 15 | rexlimivw 2607 |
. . 3
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17 | 11, 16 | sylbi 121 |
. 2
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18 | elex 2771 |
. . . . . 6
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19 | dmexg 4926 |
. . . . . 6
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20 | dmexg 4926 |
. . . . . 6
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21 | 18, 19, 20 | 3syl 17 |
. . . . 5
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22 | fvssunirng 5569 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
23 | 21, 22 | syl 14 |
. . . 4
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
24 | 23 | sseld 3178 |
. . 3
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
25 | 24 | pm2.43i 49 |
. 2
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26 | 17, 25 | impbii 126 |
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 4147 ax-pow 4203 ax-pr 4238 ax-un 4464 ax-setind 4569 ax-cnex 7963 ax-resscn 7964 |
This theorem depends on definitions: df-bi 117 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-ral 2477 df-rex 2478 df-rab 2481 df-v 2762 df-sbc 2986 df-csb 3081 df-dif 3155 df-un 3157 df-in 3159 df-ss 3166 df-pw 3603 df-sn 3624 df-pr 3625 df-op 3627 df-uni 3836 df-iun 3914 df-br 4030 df-opab 4091 df-mpt 4092 df-id 4324 df-xp 4665 df-rel 4666 df-cnv 4667 df-co 4668 df-dm 4669 df-rn 4670 df-res 4671 df-ima 4672 df-iota 5215 df-fun 5256 df-fn 5257 df-f 5258 df-fv 5262 df-ov 5921 df-oprab 5922 df-mpo 5923 df-1st 6193 df-2nd 6194 df-map 6704 df-pnf 8056 df-mnf 8057 df-xr 8058 df-xmet 14040 |
This theorem is referenced by: isxms2 14620 |
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