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Mirrors > Home > MPE Home > Th. List > rabxfrd | Structured version Visualization version Unicode version |
Description: Class builder membership
after substituting an expression ![]() ![]() ![]() ![]() |
Ref | Expression |
---|---|
rabxfrd.1 |
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rabxfrd.2 |
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rabxfrd.3 |
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rabxfrd.4 |
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rabxfrd.5 |
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Ref | Expression |
---|---|
rabxfrd |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rabxfrd.3 |
. . . . . . . . . . 11
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2 | 1 | ex 450 |
. . . . . . . . . 10
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3 | ibibr 358 |
. . . . . . . . . 10
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4 | 2, 3 | sylib 208 |
. . . . . . . . 9
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5 | 4 | imp 445 |
. . . . . . . 8
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
6 | 5 | anbi1d 741 |
. . . . . . 7
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7 | rabxfrd.4 |
. . . . . . . 8
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8 | 7 | elrab 3363 |
. . . . . . 7
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9 | rabid 3116 |
. . . . . . 7
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10 | 6, 8, 9 | 3bitr4g 303 |
. . . . . 6
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11 | 10 | rabbidva 3188 |
. . . . 5
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12 | 11 | eleq2d 2687 |
. . . 4
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13 | rabxfrd.1 |
. . . . 5
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14 | nfcv 2764 |
. . . . 5
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15 | rabxfrd.2 |
. . . . . 6
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16 | 15 | nfel1 2779 |
. . . . 5
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17 | rabxfrd.5 |
. . . . . 6
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18 | 17 | eleq1d 2686 |
. . . . 5
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19 | 13, 14, 16, 18 | elrabf 3360 |
. . . 4
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20 | nfrab1 3122 |
. . . . . 6
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21 | 13, 20 | nfel 2777 |
. . . . 5
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22 | eleq1 2689 |
. . . . 5
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
23 | 13, 14, 21, 22 | elrabf 3360 |
. . . 4
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24 | 12, 19, 23 | 3bitr3g 302 |
. . 3
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25 | pm5.32 668 |
. . 3
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26 | 24, 25 | sylibr 224 |
. 2
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27 | 26 | imp 445 |
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 |
This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ral 2917 df-rab 2921 df-v 3202 |
This theorem is referenced by: rabxfr 4890 riotaxfrd 6642 |
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