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| Mirrors > Home > ILE Home > Th. List > Mathboxes > nninfsellemeqinf | Unicode version | ||
| Description: Lemma for nninfsel 16795. (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 16791 |
. . . . . 6
|
| 3 | 2 | a1i 9 |
. . . . 5
|
| 4 | nninfsel.q |
. . . . 5
| |
| 5 | 3, 4 | ffvelcdmd 5813 |
. . . 4
|
| 6 | nninff 7413 |
. . . 4
| |
| 7 | 5, 6 | syl 14 |
. . 3
|
| 8 | 7 | ffnd 5509 |
. 2
|
| 9 | 1onn 6753 |
. . . . 5
| |
| 10 | fnconstg 5565 |
. . . . 5
| |
| 11 | 9, 10 | ax-mp 5 |
. . . 4
|
| 12 | fconstmpt 4797 |
. . . . 5
| |
| 13 | 12 | fneq1i 5450 |
. . . 4
|
| 14 | 11, 13 | mpbi 145 |
. . 3
|
| 15 | 14 | a1i 9 |
. 2
|
| 16 | elequ2 2208 |
. . . . . . . . . 10
| |
| 17 | 16 | ifbid 3644 |
. . . . . . . . 9
|
| 18 | 17 | mpteq2dv 4201 |
. . . . . . . 8
|
| 19 | 18 | fveq2d 5674 |
. . . . . . 7
|
| 20 | 19 | eqeq1d 2241 |
. . . . . 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 16793 |
. . . . . . . 8
|
| 26 | 25 | ralrimiva 2615 |
. . . . . . 7
|
| 27 | 26 | ad2antrr 488 |
. . . . . 6
|
| 28 | simpr 110 |
. . . . . . 7
| |
| 29 | peano2 4717 |
. . . . . . . 8
| |
| 30 | 29 | ad2antlr 489 |
. . . . . . 7
|
| 31 | elnn 4728 |
. . . . . . 7
| |
| 32 | 28, 30, 31 | syl2anc 411 |
. . . . . 6
|
| 33 | 20, 27, 32 | rspcdva 2926 |
. . . . 5
|
| 34 | 33 | ralrimiva 2615 |
. . . 4
|
| 35 | 34 | iftrued 3629 |
. . 3
|
| 36 | omex 4715 |
. . . . . . 7
| |
| 37 | 36 | mptex 5912 |
. . . . . 6
|
| 38 | 37 | a1i 9 |
. . . . 5
|
| 39 | fveq1 5669 |
. . . . . . . . . 10
| |
| 40 | 39 | eqeq1d 2241 |
. . . . . . . . 9
|
| 41 | 40 | ralbidv 2542 |
. . . . . . . 8
|
| 42 | 41 | ifbid 3644 |
. . . . . . 7
|
| 43 | 42 | mpteq2dv 4201 |
. . . . . 6
|
| 44 | 43, 1 | fvmptg 5753 |
. . . . 5
|
| 45 | 21, 38, 44 | syl2anc 411 |
. . . 4
|
| 46 | suceq 4523 |
. . . . . . 7
| |
| 47 | 46 | adantl 277 |
. . . . . 6
|
| 48 | 47 | raleqdv 2747 |
. . . . 5
|
| 49 | 48 | ifbid 3644 |
. . . 4
|
| 50 | 35, 9 | eqeltrdi 2323 |
. . . 4
|
| 51 | 45, 49, 24, 50 | fvmptd 5758 |
. . 3
|
| 52 | eqidd 2233 |
. . . . . 6
| |
| 53 | eqid 2232 |
. . . . . 6
| |
| 54 | 52, 53 | fvmptg 5753 |
. . . . 5
|
| 55 | 9, 54 | mpan2 425 |
. . . 4
|
| 56 | 55 | adantl 277 |
. . 3
|
| 57 | 35, 51, 56 | 3eqtr4d 2275 |
. 2
|
| 58 | 8, 15, 57 | eqfnfvd 5778 |
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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2205 ax-14 2206 ax-ext 2214 ax-coll 4225 ax-sep 4228 ax-nul 4236 ax-pow 4287 ax-pr 4322 ax-un 4554 ax-setind 4659 ax-iinf 4710 |
| This theorem depends on definitions: df-bi 117 df-dc 843 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2083 df-mo 2084 df-clab 2219 df-cleq 2225 df-clel 2228 df-nfc 2373 df-ne 2413 df-ral 2525 df-rex 2526 df-reu 2527 df-rab 2529 df-v 2815 df-sbc 3043 df-csb 3139 df-dif 3213 df-un 3215 df-in 3217 df-ss 3224 df-nul 3509 df-if 3621 df-pw 3671 df-sn 3695 df-pr 3696 df-op 3698 df-uni 3915 df-int 3950 df-iun 3993 df-br 4110 df-opab 4172 df-mpt 4173 df-tr 4209 df-id 4414 df-iord 4487 df-on 4489 df-suc 4492 df-iom 4713 df-xp 4755 df-rel 4756 df-cnv 4757 df-co 4758 df-dm 4759 df-rn 4760 df-res 4761 df-ima 4762 df-iota 5312 df-fun 5354 df-fn 5355 df-f 5356 df-f1 5357 df-fo 5358 df-f1o 5359 df-fv 5360 df-ov 6053 df-oprab 6054 df-mpo 6055 df-1o 6647 df-2o 6648 df-map 6884 df-nninf 7411 |
| This theorem is referenced by: nninfsel 16795 |
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