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| Mirrors > Home > ILE Home > Th. List > Mathboxes > nninfsellemeq | Unicode version | ||
| Description: Lemma for nninfsel 16965. (Contributed by Jim Kingdon, 9-Aug-2022.) |
| Ref | Expression |
|---|---|
| nninfsel.e |
|
| nninfsel.q |
|
| nninfsel.1 |
|
| nninfsel.n |
|
| nninfsel.qk |
|
| nninfsel.qn |
|
| Ref | Expression |
|---|---|
| nninfsellemeq |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nninfsel.e |
. . . . 5
| |
| 2 | 1 | nninfself 16961 |
. . . 4
|
| 3 | 2 | a1i 9 |
. . 3
|
| 4 | nninfsel.q |
. . 3
| |
| 5 | 3, 4 | ffvelcdmd 5835 |
. 2
|
| 6 | nninfsel.n |
. 2
| |
| 7 | fveq1 5689 |
. . . . . . . . . . 11
| |
| 8 | 7 | eqeq1d 2247 |
. . . . . . . . . 10
|
| 9 | 8 | ralbidv 2550 |
. . . . . . . . 9
|
| 10 | 9 | ifbid 3659 |
. . . . . . . 8
|
| 11 | 10 | mpteq2dv 4217 |
. . . . . . 7
|
| 12 | omex 4735 |
. . . . . . . 8
| |
| 13 | 12 | mptex 5934 |
. . . . . . 7
|
| 14 | 11, 1, 13 | fvmpt 5776 |
. . . . . 6
|
| 15 | 4, 14 | syl 14 |
. . . . 5
|
| 16 | 15 | adantr 276 |
. . . 4
|
| 17 | simpr 110 |
. . . . . . . 8
| |
| 18 | simplr 533 |
. . . . . . . 8
| |
| 19 | 17, 18 | eqeltrd 2315 |
. . . . . . 7
|
| 20 | nnord 4754 |
. . . . . . . . 9
| |
| 21 | vex 2824 |
. . . . . . . . . 10
| |
| 22 | ordelsuc 4647 |
. . . . . . . . . 10
| |
| 23 | 21, 22 | mpan 428 |
. . . . . . . . 9
|
| 24 | 6, 20, 23 | 3syl 17 |
. . . . . . . 8
|
| 25 | 24 | ad2antrr 492 |
. . . . . . 7
|
| 26 | 19, 25 | mpbid 147 |
. . . . . 6
|
| 27 | nninfsel.qk |
. . . . . . 7
| |
| 28 | 27 | ad2antrr 492 |
. . . . . 6
|
| 29 | ssralv 3312 |
. . . . . 6
| |
| 30 | 26, 28, 29 | sylc 62 |
. . . . 5
|
| 31 | 30 | iftrued 3644 |
. . . 4
|
| 32 | simpr 110 |
. . . . 5
| |
| 33 | 6 | adantr 276 |
. . . . 5
|
| 34 | elnn 4748 |
. . . . 5
| |
| 35 | 32, 33, 34 | syl2anc 415 |
. . . 4
|
| 36 | 1onn 6783 |
. . . . 5
| |
| 37 | 36 | a1i 9 |
. . . 4
|
| 38 | 16, 31, 35, 37 | fvmptd 5780 |
. . 3
|
| 39 | 38 | ralrimiva 2623 |
. 2
|
| 40 | 21 | sucid 4557 |
. . . . . . 7
|
| 41 | 40 | a1i 9 |
. . . . . 6
|
| 42 | 1n0 6695 |
. . . . . . . 8
| |
| 43 | 42 | nesymi 2466 |
. . . . . . 7
|
| 44 | simpr 110 |
. . . . . . . . . . . . 13
| |
| 45 | 44 | eleq2d 2308 |
. . . . . . . . . . . 12
|
| 46 | 45 | ifbid 3659 |
. . . . . . . . . . 11
|
| 47 | 46 | mpteq2dv 4217 |
. . . . . . . . . 10
|
| 48 | 47 | fveq2d 5694 |
. . . . . . . . 9
|
| 49 | nninfsel.qn |
. . . . . . . . . 10
| |
| 50 | 49 | adantr 276 |
. . . . . . . . 9
|
| 51 | 48, 50 | eqtrd 2271 |
. . . . . . . 8
|
| 52 | 51 | eqeq1d 2247 |
. . . . . . 7
|
| 53 | 43, 52 | mtbiri 686 |
. . . . . 6
|
| 54 | elequ2 2214 |
. . . . . . . . . . . 12
| |
| 55 | 54 | ifbid 3659 |
. . . . . . . . . . 11
|
| 56 | 55 | mpteq2dv 4217 |
. . . . . . . . . 10
|
| 57 | 56 | fveq2d 5694 |
. . . . . . . . 9
|
| 58 | 57 | eqeq1d 2247 |
. . . . . . . 8
|
| 59 | 58 | notbid 677 |
. . . . . . 7
|
| 60 | 59 | rspcev 2929 |
. . . . . 6
|
| 61 | 41, 53, 60 | syl2anc 415 |
. . . . 5
|
| 62 | rexnalim 2539 |
. . . . 5
| |
| 63 | 61, 62 | syl 14 |
. . . 4
|
| 64 | 63 | iffalsed 3647 |
. . 3
|
| 65 | peano1 4736 |
. . . 4
| |
| 66 | 65 | a1i 9 |
. . 3
|
| 67 | 15, 64, 6, 66 | fvmptd 5780 |
. 2
|
| 68 | 5, 6, 39, 67 | nnnninfeq 7458 |
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-coll 4241 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-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-if 3636 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-int 3966 df-iun 4009 df-br 4126 df-opab 4188 df-mpt 4189 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-ov 6078 df-oprab 6079 df-mpo 6080 df-1o 6677 df-2o 6678 df-map 6914 df-nninf 7450 |
| This theorem is referenced by: nninfsellemqall 16963 |
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