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| Mirrors > Home > ILE Home > Th. List > Mathboxes > depindlem2 | Unicode version | ||
| Description: Lemma for depind 16349. (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 16346 |
. . . . 5
|
| 6 | 5 | simp1d 1035 |
. . . 4
|
| 7 | nn0ex 9408 |
. . . . 5
| |
| 8 | 7 | a1i 9 |
. . . 4
|
| 9 | 6, 8 | fexd 5884 |
. . 3
|
| 10 | 6 | ffnd 5483 |
. . 3
|
| 11 | fveq2 5639 |
. . . . . . . 8
| |
| 12 | fveq2 5639 |
. . . . . . . 8
| |
| 13 | 11, 12 | eleq12d 2302 |
. . . . . . 7
|
| 14 | 13 | imbi2d 230 |
. . . . . 6
|
| 15 | fveq2 5639 |
. . . . . . . 8
| |
| 16 | fveq2 5639 |
. . . . . . . 8
| |
| 17 | 15, 16 | eleq12d 2302 |
. . . . . . 7
|
| 18 | 17 | imbi2d 230 |
. . . . . 6
|
| 19 | fveq2 5639 |
. . . . . . . 8
| |
| 20 | fveq2 5639 |
. . . . . . . 8
| |
| 21 | 19, 20 | eleq12d 2302 |
. . . . . . 7
|
| 22 | 21 | imbi2d 230 |
. . . . . 6
|
| 23 | 5 | simp2d 1036 |
. . . . . . 7
|
| 24 | 23, 2 | eqeltrd 2308 |
. . . . . 6
|
| 25 | 5 | simp3d 1037 |
. . . . . . . . . . . 12
|
| 26 | fvoveq1 6041 |
. . . . . . . . . . . . . 14
| |
| 27 | fveq2 5639 |
. . . . . . . . . . . . . . 15
| |
| 28 | fveq2 5639 |
. . . . . . . . . . . . . . 15
| |
| 29 | 27, 28 | fveq12d 5646 |
. . . . . . . . . . . . . 14
|
| 30 | 26, 29 | eqeq12d 2246 |
. . . . . . . . . . . . 13
|
| 31 | 30 | rspccva 2909 |
. . . . . . . . . . . 12
|
| 32 | 25, 31 | sylan 283 |
. . . . . . . . . . 11
|
| 33 | 32 | adantr 276 |
. . . . . . . . . 10
|
| 34 | fveq2 5639 |
. . . . . . . . . . . . . 14
| |
| 35 | fvoveq1 6041 |
. . . . . . . . . . . . . 14
| |
| 36 | 27, 34, 35 | feq123d 5473 |
. . . . . . . . . . . . 13
|
| 37 | 36 | rspccva 2909 |
. . . . . . . . . . . 12
|
| 38 | 3, 37 | sylan 283 |
. . . . . . . . . . 11
|
| 39 | 38 | ffvelcdmda 5782 |
. . . . . . . . . 10
|
| 40 | 33, 39 | eqeltrd 2308 |
. . . . . . . . 9
|
| 41 | 40 | exp31 364 |
. . . . . . . 8
|
| 42 | 41 | com12 30 |
. . . . . . 7
|
| 43 | 42 | a2d 26 |
. . . . . 6
|
| 44 | 14, 18, 22, 18, 24, 43 | nn0ind 9594 |
. . . . 5
|
| 45 | 44 | impcom 125 |
. . . 4
|
| 46 | 45 | ralrimiva 2605 |
. . 3
|
| 47 | elixp2 6871 |
. . 3
| |
| 48 | 9, 10, 46, 47 | syl3anbrc 1207 |
. 2
|
| 49 | 34 | cbvixpv 6885 |
. 2
|
| 50 | 48, 49 | eleqtrrdi 2325 |
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 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-coll 4204 ax-sep 4207 ax-nul 4215 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-iinf 4686 ax-cnex 8123 ax-resscn 8124 ax-1cn 8125 ax-1re 8126 ax-icn 8127 ax-addcl 8128 ax-addrcl 8129 ax-mulcl 8130 ax-addcom 8132 ax-addass 8134 ax-distr 8136 ax-i2m1 8137 ax-0lt1 8138 ax-0id 8140 ax-rnegex 8141 ax-cnre 8143 ax-pre-ltirr 8144 ax-pre-ltwlin 8145 ax-pre-lttrn 8146 ax-pre-ltadd 8148 |
| This theorem depends on definitions: df-bi 117 df-3or 1005 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-reu 2517 df-rab 2519 df-v 2804 df-sbc 3032 df-csb 3128 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-nul 3495 df-if 3606 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-iun 3972 df-br 4089 df-opab 4151 df-mpt 4152 df-tr 4188 df-id 4390 df-iord 4463 df-on 4465 df-ilim 4466 df-suc 4468 df-iom 4689 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-f1 5331 df-fo 5332 df-f1o 5333 df-fv 5334 df-riota 5971 df-ov 6021 df-oprab 6022 df-mpo 6023 df-1st 6303 df-2nd 6304 df-recs 6471 df-frec 6557 df-ixp 6868 df-pnf 8216 df-mnf 8217 df-xr 8218 df-ltxr 8219 df-le 8220 df-sub 8352 df-neg 8353 df-inn 9144 df-n0 9403 df-z 9480 df-uz 9756 df-seqfrec 10711 |
| This theorem is referenced by: depind 16349 |
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