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| Mirrors > Home > ILE Home > Th. List > Mathboxes > depindlem2 | Unicode version | ||
| Description: Lemma for depind 16733. (Contributed by Matthew House, 14-Apr-2026.) |
| Ref | Expression |
|---|---|
| depind.p |
|
| depind.0 |
|
| depind.h |
|
| depindlem1.4 |
|
| Ref | Expression |
|---|---|
| depindlem2 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | depind.p |
. . . . . 6
| |
| 2 | depind.0 |
. . . . . 6
| |
| 3 | depind.h |
. . . . . 6
| |
| 4 | depindlem1.4 |
. . . . . 6
| |
| 5 | 1, 2, 3, 4 | depindlem1 16730 |
. . . . 5
|
| 6 | 5 | simp1d 1040 |
. . . 4
|
| 7 | nn0ex 9552 |
. . . . 5
| |
| 8 | 7 | a1i 9 |
. . . 4
|
| 9 | 6, 8 | fexd 5942 |
. . 3
|
| 10 | 6 | ffnd 5532 |
. . 3
|
| 11 | fveq2 5693 |
. . . . . . . 8
| |
| 12 | fveq2 5693 |
. . . . . . . 8
| |
| 13 | 11, 12 | eleq12d 2309 |
. . . . . . 7
|
| 14 | 13 | imbi2d 230 |
. . . . . 6
|
| 15 | fveq2 5693 |
. . . . . . . 8
| |
| 16 | fveq2 5693 |
. . . . . . . 8
| |
| 17 | 15, 16 | eleq12d 2309 |
. . . . . . 7
|
| 18 | 17 | imbi2d 230 |
. . . . . 6
|
| 19 | fveq2 5693 |
. . . . . . . 8
| |
| 20 | fveq2 5693 |
. . . . . . . 8
| |
| 21 | 19, 20 | eleq12d 2309 |
. . . . . . 7
|
| 22 | 21 | imbi2d 230 |
. . . . . 6
|
| 23 | 5 | simp2d 1041 |
. . . . . . 7
|
| 24 | 23, 2 | eqeltrd 2315 |
. . . . . 6
|
| 25 | 5 | simp3d 1042 |
. . . . . . . . . . . 12
|
| 26 | fvoveq1 6102 |
. . . . . . . . . . . . . 14
| |
| 27 | fveq2 5693 |
. . . . . . . . . . . . . . 15
| |
| 28 | fveq2 5693 |
. . . . . . . . . . . . . . 15
| |
| 29 | 27, 28 | fveq12d 5700 |
. . . . . . . . . . . . . 14
|
| 30 | 26, 29 | eqeq12d 2253 |
. . . . . . . . . . . . 13
|
| 31 | 30 | rspccva 2928 |
. . . . . . . . . . . 12
|
| 32 | 25, 31 | sylan 283 |
. . . . . . . . . . 11
|
| 33 | 32 | adantr 276 |
. . . . . . . . . 10
|
| 34 | fveq2 5693 |
. . . . . . . . . . . . . 14
| |
| 35 | fvoveq1 6102 |
. . . . . . . . . . . . . 14
| |
| 36 | 27, 34, 35 | feq123d 5522 |
. . . . . . . . . . . . 13
|
| 37 | 36 | rspccva 2928 |
. . . . . . . . . . . 12
|
| 38 | 3, 37 | sylan 283 |
. . . . . . . . . . 11
|
| 39 | 38 | ffvelcdmda 5837 |
. . . . . . . . . 10
|
| 40 | 33, 39 | eqeltrd 2315 |
. . . . . . . . 9
|
| 41 | 40 | exp31 364 |
. . . . . . . 8
|
| 42 | 41 | com12 30 |
. . . . . . 7
|
| 43 | 42 | a2d 26 |
. . . . . 6
|
| 44 | 14, 18, 22, 18, 24, 43 | nn0ind 9743 |
. . . . 5
|
| 45 | 44 | impcom 125 |
. . . 4
|
| 46 | 45 | ralrimiva 2623 |
. . 3
|
| 47 | elixp2 6978 |
. . 3
| |
| 48 | 9, 10, 46, 47 | syl3anbrc 1212 |
. 2
|
| 49 | 34 | cbvixpv 6992 |
. 2
|
| 50 | 48, 49 | eleqtrrdi 2332 |
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 4244 ax-sep 4247 ax-nul 4257 ax-pow 4309 ax-pr 4344 ax-un 4576 ax-setind 4682 ax-iinf 4733 ax-cnex 8264 ax-resscn 8265 ax-1cn 8266 ax-1re 8267 ax-icn 8268 ax-addcl 8269 ax-addrcl 8270 ax-mulcl 8271 ax-addcom 8273 ax-addass 8275 ax-distr 8277 ax-i2m1 8278 ax-0lt1 8279 ax-0id 8281 ax-rnegex 8282 ax-cnre 8284 ax-pre-ltirr 8285 ax-pre-ltwlin 8286 ax-pre-lttrn 8287 ax-pre-ltadd 8289 |
| This theorem depends on definitions: df-bi 117 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-nel 2516 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 3639 df-pw 3690 df-sn 3714 df-pr 3715 df-op 3717 df-uni 3934 df-int 3969 df-iun 4012 df-br 4129 df-opab 4191 df-mpt 4192 df-tr 4228 df-id 4436 df-iord 4509 df-on 4511 df-ilim 4512 df-suc 4514 df-iom 4736 df-xp 4778 df-rel 4779 df-cnv 4780 df-co 4781 df-dm 4782 df-rn 4783 df-res 4784 df-ima 4785 df-iota 5335 df-fun 5377 df-fn 5378 df-f 5379 df-f1 5380 df-fo 5381 df-f1o 5382 df-fv 5383 df-riota 6032 df-ov 6082 df-oprab 6083 df-mpo 6084 df-1st 6368 df-2nd 6369 df-recs 6570 df-frec 6656 df-ixp 6975 df-pnf 8356 df-mnf 8357 df-xr 8358 df-ltxr 8359 df-le 8360 df-sub 8493 df-neg 8494 df-inn 9288 df-n0 9547 df-z 9628 df-uz 9905 df-seqfrec 10868 |
| This theorem is referenced by: depind 16733 |
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