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| Mirrors > Home > ILE Home > Th. List > Mathboxes > nninfsellemeqinf | Unicode version | ||
| Description: Lemma for nninfsel 16965. (Contributed by Jim Kingdon, 9-Aug-2022.) |
| Ref | Expression |
|---|---|
| nninfsel.e |
|
| nninfsel.q |
|
| nninfsel.1 |
|
| Ref | Expression |
|---|---|
| nninfsellemeqinf |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | nninfsel.e |
. . . . . . 7
| |
| 2 | 1 | nninfself 16961 |
. . . . . 6
|
| 3 | 2 | a1i 9 |
. . . . 5
|
| 4 | nninfsel.q |
. . . . 5
| |
| 5 | 3, 4 | ffvelcdmd 5835 |
. . . 4
|
| 6 | nninff 7452 |
. . . 4
| |
| 7 | 5, 6 | syl 14 |
. . 3
|
| 8 | 7 | ffnd 5529 |
. 2
|
| 9 | 1onn 6783 |
. . . . 5
| |
| 10 | fnconstg 5585 |
. . . . 5
| |
| 11 | 9, 10 | ax-mp 5 |
. . . 4
|
| 12 | fconstmpt 4817 |
. . . . 5
| |
| 13 | 12 | fneq1i 5470 |
. . . 4
|
| 14 | 11, 13 | mpbi 145 |
. . 3
|
| 15 | 14 | a1i 9 |
. 2
|
| 16 | elequ2 2214 |
. . . . . . . . . 10
| |
| 17 | 16 | ifbid 3659 |
. . . . . . . . 9
|
| 18 | 17 | mpteq2dv 4217 |
. . . . . . . 8
|
| 19 | 18 | fveq2d 5694 |
. . . . . . 7
|
| 20 | 19 | eqeq1d 2247 |
. . . . . 6
|
| 21 | 4 | adantr 276 |
. . . . . . . . 9
|
| 22 | nninfsel.1 |
. . . . . . . . . 10
| |
| 23 | 22 | adantr 276 |
. . . . . . . . 9
|
| 24 | simpr 110 |
. . . . . . . . 9
| |
| 25 | 1, 21, 23, 24 | nninfsellemqall 16963 |
. . . . . . . 8
|
| 26 | 25 | ralrimiva 2623 |
. . . . . . 7
|
| 27 | 26 | ad2antrr 492 |
. . . . . 6
|
| 28 | simpr 110 |
. . . . . . 7
| |
| 29 | peano2 4737 |
. . . . . . . 8
| |
| 30 | 29 | ad2antlr 493 |
. . . . . . 7
|
| 31 | elnn 4748 |
. . . . . . 7
| |
| 32 | 28, 30, 31 | syl2anc 415 |
. . . . . 6
|
| 33 | 20, 27, 32 | rspcdva 2934 |
. . . . 5
|
| 34 | 33 | ralrimiva 2623 |
. . . 4
|
| 35 | 34 | iftrued 3644 |
. . 3
|
| 36 | omex 4735 |
. . . . . . 7
| |
| 37 | 36 | mptex 5934 |
. . . . . 6
|
| 38 | 37 | a1i 9 |
. . . . 5
|
| 39 | fveq1 5689 |
. . . . . . . . . 10
| |
| 40 | 39 | eqeq1d 2247 |
. . . . . . . . 9
|
| 41 | 40 | ralbidv 2550 |
. . . . . . . 8
|
| 42 | 41 | ifbid 3659 |
. . . . . . 7
|
| 43 | 42 | mpteq2dv 4217 |
. . . . . 6
|
| 44 | 43, 1 | fvmptg 5775 |
. . . . 5
|
| 45 | 21, 38, 44 | syl2anc 415 |
. . . 4
|
| 46 | suceq 4542 |
. . . . . . 7
| |
| 47 | 46 | adantl 277 |
. . . . . 6
|
| 48 | 47 | raleqdv 2755 |
. . . . 5
|
| 49 | 48 | ifbid 3659 |
. . . 4
|
| 50 | 35, 9 | eqeltrdi 2329 |
. . . 4
|
| 51 | 45, 49, 24, 50 | fvmptd 5780 |
. . 3
|
| 52 | eqidd 2239 |
. . . . . 6
| |
| 53 | eqid 2238 |
. . . . . 6
| |
| 54 | 52, 53 | fvmptg 5775 |
. . . . 5
|
| 55 | 9, 54 | mpan2 429 |
. . . 4
|
| 56 | 55 | adantl 277 |
. . 3
|
| 57 | 35, 51, 56 | 3eqtr4d 2281 |
. 2
|
| 58 | 8, 15, 57 | eqfnfvd 5800 |
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-13 2211 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: nninfsel 16965 |
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