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| Mirrors > Home > ILE Home > Th. List > Mathboxes > depindlem3 | Unicode version | ||
| Description: Lemma for depind 16386. (Contributed by Matthew House, 14-Apr-2026.) |
| Ref | Expression |
|---|---|
| depind.p |
|
| depind.0 |
|
| depind.h |
|
| depindlem1.4 |
|
| Ref | Expression |
|---|---|
| depindlem3 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ixpfn 6875 |
. . . . 5
| |
| 2 | 1 | ad2antlr 489 |
. . . 4
|
| 3 | depind.p |
. . . . . . . 8
| |
| 4 | depind.0 |
. . . . . . . 8
| |
| 5 | depind.h |
. . . . . . . 8
| |
| 6 | depindlem1.4 |
. . . . . . . 8
| |
| 7 | 3, 4, 5, 6 | depindlem1 16383 |
. . . . . . 7
|
| 8 | 7 | ad2antrr 488 |
. . . . . 6
|
| 9 | 8 | simp1d 1035 |
. . . . 5
|
| 10 | 9 | ffnd 5482 |
. . . 4
|
| 11 | fveq2 5639 |
. . . . . . . 8
| |
| 12 | fveq2 5639 |
. . . . . . . 8
| |
| 13 | 11, 12 | eqeq12d 2245 |
. . . . . . 7
|
| 14 | 13 | imbi2d 230 |
. . . . . 6
|
| 15 | fveq2 5639 |
. . . . . . . 8
| |
| 16 | fveq2 5639 |
. . . . . . . 8
| |
| 17 | 15, 16 | eqeq12d 2245 |
. . . . . . 7
|
| 18 | 17 | imbi2d 230 |
. . . . . 6
|
| 19 | fveq2 5639 |
. . . . . . . 8
| |
| 20 | fveq2 5639 |
. . . . . . . 8
| |
| 21 | 19, 20 | eqeq12d 2245 |
. . . . . . 7
|
| 22 | 21 | imbi2d 230 |
. . . . . 6
|
| 23 | simprl 531 |
. . . . . . 7
| |
| 24 | 8 | simp2d 1036 |
. . . . . . 7
|
| 25 | 23, 24 | eqtr4d 2266 |
. . . . . 6
|
| 26 | fveq2 5639 |
. . . . . . . . . . 11
| |
| 27 | 26 | ad2antlr 489 |
. . . . . . . . . 10
|
| 28 | simplrr 538 |
. . . . . . . . . . 11
| |
| 29 | fvoveq1 6043 |
. . . . . . . . . . . . 13
| |
| 30 | fveq2 5639 |
. . . . . . . . . . . . . 14
| |
| 31 | fveq2 5639 |
. . . . . . . . . . . . . 14
| |
| 32 | 30, 31 | fveq12d 5646 |
. . . . . . . . . . . . 13
|
| 33 | 29, 32 | eqeq12d 2245 |
. . . . . . . . . . . 12
|
| 34 | 33 | rspccva 2908 |
. . . . . . . . . . 11
|
| 35 | 28, 34 | sylan 283 |
. . . . . . . . . 10
|
| 36 | 8 | simp3d 1037 |
. . . . . . . . . . . 12
|
| 37 | 36 | adantr 276 |
. . . . . . . . . . 11
|
| 38 | fvoveq1 6043 |
. . . . . . . . . . . . 13
| |
| 39 | fveq2 5639 |
. . . . . . . . . . . . . 14
| |
| 40 | 30, 39 | fveq12d 5646 |
. . . . . . . . . . . . 13
|
| 41 | 38, 40 | eqeq12d 2245 |
. . . . . . . . . . . 12
|
| 42 | 41 | rspccva 2908 |
. . . . . . . . . . 11
|
| 43 | 37, 42 | sylan 283 |
. . . . . . . . . 10
|
| 44 | 27, 35, 43 | 3eqtr4d 2273 |
. . . . . . . . 9
|
| 45 | 44 | exp31 364 |
. . . . . . . 8
|
| 46 | 45 | com3r 79 |
. . . . . . 7
|
| 47 | 46 | a2d 26 |
. . . . . 6
|
| 48 | 14, 18, 22, 18, 25, 47 | nn0ind 9596 |
. . . . 5
|
| 49 | 48 | impcom 125 |
. . . 4
|
| 50 | 2, 10, 49 | eqfnfvd 5747 |
. . 3
|
| 51 | 50 | ex 115 |
. 2
|
| 52 | 51 | ralrimiva 2604 |
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 2203 ax-14 2204 ax-ext 2212 ax-coll 4203 ax-sep 4206 ax-nul 4214 ax-pow 4263 ax-pr 4298 ax-un 4529 ax-setind 4634 ax-iinf 4685 ax-cnex 8125 ax-resscn 8126 ax-1cn 8127 ax-1re 8128 ax-icn 8129 ax-addcl 8130 ax-addrcl 8131 ax-mulcl 8132 ax-addcom 8134 ax-addass 8136 ax-distr 8138 ax-i2m1 8139 ax-0lt1 8140 ax-0id 8142 ax-rnegex 8143 ax-cnre 8145 ax-pre-ltirr 8146 ax-pre-ltwlin 8147 ax-pre-lttrn 8148 ax-pre-ltadd 8150 |
| 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 1810 df-eu 2081 df-mo 2082 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-ne 2402 df-nel 2497 df-ral 2514 df-rex 2515 df-reu 2516 df-rab 2518 df-v 2803 df-sbc 3031 df-csb 3127 df-dif 3201 df-un 3203 df-in 3205 df-ss 3212 df-nul 3494 df-if 3605 df-pw 3653 df-sn 3674 df-pr 3675 df-op 3677 df-uni 3893 df-int 3928 df-iun 3971 df-br 4088 df-opab 4150 df-mpt 4151 df-tr 4187 df-id 4389 df-iord 4462 df-on 4464 df-ilim 4465 df-suc 4467 df-iom 4688 df-xp 4730 df-rel 4731 df-cnv 4732 df-co 4733 df-dm 4734 df-rn 4735 df-res 4736 df-ima 4737 df-iota 5285 df-fun 5327 df-fn 5328 df-f 5329 df-f1 5330 df-fo 5331 df-f1o 5332 df-fv 5333 df-riota 5973 df-ov 6023 df-oprab 6024 df-mpo 6025 df-1st 6305 df-2nd 6306 df-recs 6473 df-frec 6559 df-ixp 6870 df-pnf 8218 df-mnf 8219 df-xr 8220 df-ltxr 8221 df-le 8222 df-sub 8354 df-neg 8355 df-inn 9146 df-n0 9405 df-z 9482 df-uz 9758 df-seqfrec 10713 |
| This theorem is referenced by: depind 16386 |
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