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Mirrors > Home > ILE Home > Th. List > mpoexw | Unicode version |
Description: Weak version of mpoex 6215 that holds without ax-coll 4119. If the domain and codomain of an operation given by maps-to notation are sets, the operation is a set. (Contributed by Rohan Ridenour, 14-Aug-2023.) |
Ref | Expression |
---|---|
mpoexw.1 |
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mpoexw.2 |
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mpoexw.3 |
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mpoexw.4 |
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Ref | Expression |
---|---|
mpoexw |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2177 |
. . 3
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2 | 1 | mpofun 5977 |
. 2
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3 | mpoexw.4 |
. . . 4
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4 | 1 | dmmpoga 6209 |
. . . 4
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5 | 3, 4 | ax-mp 5 |
. . 3
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6 | mpoexw.1 |
. . . 4
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7 | mpoexw.2 |
. . . 4
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8 | 6, 7 | xpex 4742 |
. . 3
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9 | 5, 8 | eqeltri 2250 |
. 2
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10 | 1 | rnmpo 5985 |
. . 3
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11 | mpoexw.3 |
. . . 4
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12 | 3 | rspec 2529 |
. . . . . . . . 9
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13 | 12 | r19.21bi 2565 |
. . . . . . . 8
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14 | eleq1a 2249 |
. . . . . . . 8
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15 | 13, 14 | syl 14 |
. . . . . . 7
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16 | 15 | rexlimdva 2594 |
. . . . . 6
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17 | 16 | rexlimiv 2588 |
. . . . 5
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18 | 17 | abssi 3231 |
. . . 4
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19 | 11, 18 | ssexi 4142 |
. . 3
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20 | 10, 19 | eqeltri 2250 |
. 2
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21 | funexw 6113 |
. 2
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22 | 2, 9, 20, 21 | mp3an 1337 |
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-io 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-10 1505 ax-11 1506 ax-i12 1507 ax-bndl 1509 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-13 2150 ax-14 2151 ax-ext 2159 ax-sep 4122 ax-pow 4175 ax-pr 4210 ax-un 4434 |
This theorem depends on definitions: df-bi 117 df-3an 980 df-tru 1356 df-nf 1461 df-sb 1763 df-eu 2029 df-mo 2030 df-clab 2164 df-cleq 2170 df-clel 2173 df-nfc 2308 df-ral 2460 df-rex 2461 df-rab 2464 df-v 2740 df-sbc 2964 df-csb 3059 df-un 3134 df-in 3136 df-ss 3143 df-pw 3578 df-sn 3599 df-pr 3600 df-op 3602 df-uni 3811 df-iun 3889 df-br 4005 df-opab 4066 df-mpt 4067 df-id 4294 df-xp 4633 df-rel 4634 df-cnv 4635 df-co 4636 df-dm 4637 df-rn 4638 df-res 4639 df-ima 4640 df-iota 5179 df-fun 5219 df-fn 5220 df-f 5221 df-fv 5225 df-oprab 5879 df-mpo 5880 df-1st 6141 df-2nd 6142 |
This theorem is referenced by: (None) |
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