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Mirrors > Home > ILE Home > Th. List > funimass4 | Unicode version |
Description: Membership relation for the values of a function whose image is a subclass. (Contributed by Raph Levien, 20-Nov-2006.) |
Ref | Expression |
---|---|
funimass4 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | dfss2 3168 |
. 2
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
2 | vex 2763 |
. . . . . . . . 9
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3 | 2 | elima 5010 |
. . . . . . . 8
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4 | eqcom 2195 |
. . . . . . . . . 10
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5 | ssel 3173 |
. . . . . . . . . . . 12
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6 | funbrfvb 5599 |
. . . . . . . . . . . . 13
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
7 | 6 | ex 115 |
. . . . . . . . . . . 12
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8 | 5, 7 | syl9 72 |
. . . . . . . . . . 11
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9 | 8 | imp31 256 |
. . . . . . . . . 10
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10 | 4, 9 | bitrid 192 |
. . . . . . . . 9
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11 | 10 | rexbidva 2491 |
. . . . . . . 8
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12 | 3, 11 | bitr4id 199 |
. . . . . . 7
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13 | 12 | imbi1d 231 |
. . . . . 6
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14 | r19.23v 2603 |
. . . . . 6
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15 | 13, 14 | bitr4di 198 |
. . . . 5
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16 | 15 | albidv 1835 |
. . . 4
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17 | 16 | ancoms 268 |
. . 3
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18 | ralcom4 2782 |
. . . 4
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19 | ssel2 3174 |
. . . . . . . . 9
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20 | 19 | anim2i 342 |
. . . . . . . 8
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21 | 20 | 3impb 1201 |
. . . . . . 7
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22 | funfvex 5571 |
. . . . . . 7
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23 | nfv 1539 |
. . . . . . . 8
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24 | eleq1 2256 |
. . . . . . . 8
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25 | 23, 24 | ceqsalg 2788 |
. . . . . . 7
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26 | 21, 22, 25 | 3syl 17 |
. . . . . 6
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27 | 26 | 3expa 1205 |
. . . . 5
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28 | 27 | ralbidva 2490 |
. . . 4
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29 | 18, 28 | bitr3id 194 |
. . 3
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30 | 17, 29 | bitrd 188 |
. 2
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31 | 1, 30 | bitrid 192 |
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 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-14 2167 ax-ext 2175 ax-sep 4147 ax-pow 4203 ax-pr 4238 |
This theorem depends on definitions: df-bi 117 df-3an 982 df-tru 1367 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-ral 2477 df-rex 2478 df-v 2762 df-sbc 2986 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-br 4030 df-opab 4091 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-fv 5262 |
This theorem is referenced by: funimass3 5674 funimass5 5675 funconstss 5676 funimassov 6068 phimullem 12363 txcnp 14439 metcnp 14680 |
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