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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 6682 |
. . . . . . 7
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2 | xrex 9888 |
. . . . . . 7
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3 | sqxpexg 4760 |
. . . . . . . 8
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4 | 3 | elv 2756 |
. . . . . . 7
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5 | fnovex 5930 |
. . . . . . 7
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6 | 1, 2, 4, 5 | mp3an 1348 |
. . . . . 6
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7 | 6 | rabex 4162 |
. . . . 5
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8 | df-xmet 13874 |
. . . . 5
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9 | 7, 8 | fnmpti 5363 |
. . . 4
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10 | fnunirn 5789 |
. . . 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 14333 |
. . . . . 6
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14 | 13 | fveq2d 5538 |
. . . . 5
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15 | 12, 14 | eleqtrd 2268 |
. . . 4
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16 | 15 | rexlimivw 2603 |
. . 3
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17 | 11, 16 | sylbi 121 |
. 2
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18 | elex 2763 |
. . . . . 6
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19 | dmexg 4909 |
. . . . . 6
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20 | dmexg 4909 |
. . . . . 6
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21 | 18, 19, 20 | 3syl 17 |
. . . . 5
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22 | fvssunirng 5549 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
23 | 21, 22 | syl 14 |
. . . 4
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
24 | 23 | sseld 3169 |
. . 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 2162 ax-14 2163 ax-ext 2171 ax-sep 4136 ax-pow 4192 ax-pr 4227 ax-un 4451 ax-setind 4554 ax-cnex 7933 ax-resscn 7934 |
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 2041 df-mo 2042 df-clab 2176 df-cleq 2182 df-clel 2185 df-nfc 2321 df-ne 2361 df-ral 2473 df-rex 2474 df-rab 2477 df-v 2754 df-sbc 2978 df-csb 3073 df-dif 3146 df-un 3148 df-in 3150 df-ss 3157 df-pw 3592 df-sn 3613 df-pr 3614 df-op 3616 df-uni 3825 df-iun 3903 df-br 4019 df-opab 4080 df-mpt 4081 df-id 4311 df-xp 4650 df-rel 4651 df-cnv 4652 df-co 4653 df-dm 4654 df-rn 4655 df-res 4656 df-ima 4657 df-iota 5196 df-fun 5237 df-fn 5238 df-f 5239 df-fv 5243 df-ov 5900 df-oprab 5901 df-mpo 5902 df-1st 6166 df-2nd 6167 df-map 6677 df-pnf 8025 df-mnf 8026 df-xr 8027 df-xmet 13874 |
This theorem is referenced by: isxms2 14429 |
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