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| Mirrors > Home > ILE Home > Th. List > hashennnuni | Unicode version | ||
| Description: The ordinal size of a set
equinumerous to an element of |
| Ref | Expression |
|---|---|
| hashennnuni |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elun1 3396 |
. . . . 5
| |
| 2 | 1 | adantr 276 |
. . . 4
|
| 3 | endom 7039 |
. . . . 5
| |
| 4 | 3 | adantl 277 |
. . . 4
|
| 5 | breq1 4128 |
. . . . 5
| |
| 6 | 5 | elrab 2982 |
. . . 4
|
| 7 | 2, 4, 6 | sylanbrc 421 |
. . 3
|
| 8 | breq1 4128 |
. . . . . . . . . . . 12
| |
| 9 | 8 | elrab 2982 |
. . . . . . . . . . 11
|
| 10 | 9 | biimpi 120 |
. . . . . . . . . 10
|
| 11 | 10 | adantl 277 |
. . . . . . . . 9
|
| 12 | 11 | simprd 114 |
. . . . . . . 8
|
| 13 | simplr 533 |
. . . . . . . . 9
| |
| 14 | 13 | ensymd 7060 |
. . . . . . . 8
|
| 15 | domentr 7068 |
. . . . . . . 8
| |
| 16 | 12, 14, 15 | syl2anc 415 |
. . . . . . 7
|
| 17 | 16 | adantr 276 |
. . . . . 6
|
| 18 | simpr 110 |
. . . . . . 7
| |
| 19 | simplll 539 |
. . . . . . 7
| |
| 20 | nndomo 7155 |
. . . . . . 7
| |
| 21 | 18, 19, 20 | syl2anc 415 |
. . . . . 6
|
| 22 | 17, 21 | mpbid 147 |
. . . . 5
|
| 23 | nnfi 7164 |
. . . . . . . 8
| |
| 24 | 23 | ad3antrrr 496 |
. . . . . . 7
|
| 25 | 14 | adantr 276 |
. . . . . . 7
|
| 26 | enfii 7166 |
. . . . . . 7
| |
| 27 | 24, 25, 26 | syl2anc 415 |
. . . . . 6
|
| 28 | 12 | adantr 276 |
. . . . . . . 8
|
| 29 | elsni 3723 |
. . . . . . . . . 10
| |
| 30 | 29 | breq1d 4135 |
. . . . . . . . 9
|
| 31 | 30 | adantl 277 |
. . . . . . . 8
|
| 32 | 28, 31 | mpbid 147 |
. . . . . . 7
|
| 33 | infnfi 7189 |
. . . . . . 7
| |
| 34 | 32, 33 | syl 14 |
. . . . . 6
|
| 35 | 27, 34 | pm2.21dd 629 |
. . . . 5
|
| 36 | 11 | simpld 112 |
. . . . . 6
|
| 37 | elun 3370 |
. . . . . 6
| |
| 38 | 36, 37 | sylib 122 |
. . . . 5
|
| 39 | 22, 35, 38 | mpjaodan 810 |
. . . 4
|
| 40 | 39 | ralrimiva 2623 |
. . 3
|
| 41 | ssunieq 3963 |
. . 3
| |
| 42 | 7, 40, 41 | syl2anc 415 |
. 2
|
| 43 | 42 | eqcomd 2244 |
1
|
| 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-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4244 ax-nul 4254 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-iinf 4730 |
| This theorem depends on definitions: df-bi 117 df-dc 847 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-sbc 3052 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-int 3966 df-br 4126 df-opab 4188 df-tr 4225 df-id 4433 df-iord 4506 df-on 4508 df-suc 4511 df-iom 4733 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-rn 4780 df-res 4781 df-ima 4782 df-iota 5332 df-fun 5374 df-fn 5375 df-f 5376 df-f1 5377 df-fo 5378 df-f1o 5379 df-fv 5380 df-er 6797 df-en 7013 df-dom 7014 df-fin 7015 |
| This theorem is referenced by: hashennn 11197 |
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