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Mirrors > Home > ILE Home > Th. List > fmptpr | Unicode version |
Description: Express a pair function in maps-to notation. (Contributed by Thierry Arnoux, 3-Jan-2017.) |
Ref | Expression |
---|---|
fmptpr.1 |
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fmptpr.2 |
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fmptpr.3 |
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fmptpr.4 |
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fmptpr.5 |
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fmptpr.6 |
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Ref | Expression |
---|---|
fmptpr |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-pr 3424 |
. . 3
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2 | 1 | a1i 9 |
. 2
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3 | mpt0 5078 |
. . . . . 6
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4 | 3 | uneq1i 3133 |
. . . . 5
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5 | uncom 3127 |
. . . . 5
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6 | un0 3295 |
. . . . 5
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7 | 4, 5, 6 | 3eqtri 2107 |
. . . 4
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8 | fmptpr.1 |
. . . . . 6
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9 | elex 2620 |
. . . . . 6
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10 | 8, 9 | syl 14 |
. . . . 5
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11 | fmptpr.3 |
. . . . . 6
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12 | elex 2620 |
. . . . . 6
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13 | 11, 12 | syl 14 |
. . . . 5
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14 | uncom 3127 |
. . . . . . 7
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15 | un0 3295 |
. . . . . . 7
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16 | 14, 15 | eqtr3i 2105 |
. . . . . 6
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17 | 16 | a1i 9 |
. . . . 5
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18 | fmptpr.5 |
. . . . 5
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19 | 10, 13, 17, 18 | fmptapd 5408 |
. . . 4
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20 | 7, 19 | syl5eqr 2129 |
. . 3
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21 | 20 | uneq1d 3136 |
. 2
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22 | fmptpr.2 |
. . . 4
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
23 | elex 2620 |
. . . 4
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
24 | 22, 23 | syl 14 |
. . 3
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25 | fmptpr.4 |
. . . 4
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26 | elex 2620 |
. . . 4
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27 | 25, 26 | syl 14 |
. . 3
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28 | df-pr 3424 |
. . . . 5
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29 | 28 | eqcomi 2087 |
. . . 4
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30 | 29 | a1i 9 |
. . 3
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31 | fmptpr.6 |
. . 3
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32 | 24, 27, 30, 31 | fmptapd 5408 |
. 2
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33 | 2, 21, 32 | 3eqtrd 2119 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-in1 577 ax-in2 578 ax-io 663 ax-5 1377 ax-7 1378 ax-gen 1379 ax-ie1 1423 ax-ie2 1424 ax-8 1436 ax-10 1437 ax-11 1438 ax-i12 1439 ax-bndl 1440 ax-4 1441 ax-14 1446 ax-17 1460 ax-i9 1464 ax-ial 1468 ax-i5r 1469 ax-ext 2065 ax-sep 3917 ax-nul 3925 ax-pow 3969 ax-pr 3993 |
This theorem depends on definitions: df-bi 115 df-3an 922 df-tru 1288 df-fal 1291 df-nf 1391 df-sb 1688 df-eu 1946 df-mo 1947 df-clab 2070 df-cleq 2076 df-clel 2079 df-nfc 2212 df-ral 2358 df-rex 2359 df-reu 2360 df-v 2613 df-dif 2985 df-un 2987 df-in 2989 df-ss 2996 df-nul 3269 df-pw 3403 df-sn 3423 df-pr 3424 df-op 3426 df-br 3807 df-opab 3861 df-mpt 3862 df-id 4077 df-xp 4398 df-rel 4399 df-cnv 4400 df-co 4401 df-dm 4402 df-rn 4403 df-fun 4955 df-fn 4956 df-f 4957 df-f1 4958 df-fo 4959 df-f1o 4960 |
This theorem is referenced by: (None) |
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