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Mirrors > Home > MPE Home > Th. List > mptfnf | Structured version Visualization version Unicode version |
Description: The maps-to notation defines a function with domain. (Contributed by Scott Fenton, 21-Mar-2011.) (Revised by Thierry Arnoux, 10-May-2017.) |
Ref | Expression |
---|---|
mptfnf.0 |
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Ref | Expression |
---|---|
mptfnf |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eueq 3378 |
. . 3
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2 | 1 | ralbii 2980 |
. 2
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3 | r19.26 3064 |
. . 3
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4 | eu5 2496 |
. . . 4
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5 | 4 | ralbii 2980 |
. . 3
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6 | df-mpt 4730 |
. . . . . 6
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7 | 6 | fneq1i 5985 |
. . . . 5
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8 | df-fn 5891 |
. . . . 5
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9 | 7, 8 | bitri 264 |
. . . 4
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10 | moanimv 2531 |
. . . . . . 7
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11 | 10 | albii 1747 |
. . . . . 6
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12 | funopab 5923 |
. . . . . 6
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13 | df-ral 2917 |
. . . . . 6
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14 | 11, 12, 13 | 3bitr4ri 293 |
. . . . 5
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15 | eqcom 2629 |
. . . . . 6
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16 | dmopab 5335 |
. . . . . . . 8
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17 | 19.42v 1918 |
. . . . . . . . 9
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18 | 17 | abbii 2739 |
. . . . . . . 8
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19 | 16, 18 | eqtri 2644 |
. . . . . . 7
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20 | 19 | eqeq1i 2627 |
. . . . . 6
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21 | pm4.71 662 |
. . . . . . . 8
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22 | 21 | albii 1747 |
. . . . . . 7
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23 | df-ral 2917 |
. . . . . . 7
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24 | mptfnf.0 |
. . . . . . . 8
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25 | 24 | abeq2f 2792 |
. . . . . . 7
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26 | 22, 23, 25 | 3bitr4i 292 |
. . . . . 6
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27 | 15, 20, 26 | 3bitr4ri 293 |
. . . . 5
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28 | 14, 27 | anbi12i 733 |
. . . 4
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29 | ancom 466 |
. . . 4
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30 | 9, 28, 29 | 3bitr2i 288 |
. . 3
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31 | 3, 5, 30 | 3bitr4ri 293 |
. 2
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32 | 2, 31 | bitr4i 267 |
1
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Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pr 4906 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ral 2917 df-rab 2921 df-v 3202 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-nul 3916 df-if 4087 df-sn 4178 df-pr 4180 df-op 4184 df-br 4654 df-opab 4713 df-mpt 4730 df-id 5024 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-fun 5890 df-fn 5891 |
This theorem is referenced by: fnmptf 6016 mptfnd 39451 |
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