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| Mirrors > Home > ILE Home > Th. List > seq3clss | Unicode version | ||
| Description: Closure property of the recursive sequence builder. (Contributed by Jim Kingdon, 28-Sep-2022.) |
| Ref | Expression |
|---|---|
| seq3clss.n |
|
| seq3clss.ft |
|
| seq3clss.fs |
|
| seq3clss.scl |
|
| seq3clss.t |
|
| seq3clss.tcl |
|
| Ref | Expression |
|---|---|
| seq3clss |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | seq3clss.n |
. . 3
| |
| 2 | eluzfz2 10436 |
. . 3
| |
| 3 | 1, 2 | syl 14 |
. 2
|
| 4 | fveq2 5695 |
. . . . 5
| |
| 5 | 4 | eleq1d 2307 |
. . . 4
|
| 6 | 5 | imbi2d 230 |
. . 3
|
| 7 | fveq2 5695 |
. . . . 5
| |
| 8 | 7 | eleq1d 2307 |
. . . 4
|
| 9 | 8 | imbi2d 230 |
. . 3
|
| 10 | fveq2 5695 |
. . . . 5
| |
| 11 | 10 | eleq1d 2307 |
. . . 4
|
| 12 | 11 | imbi2d 230 |
. . 3
|
| 13 | fveq2 5695 |
. . . . 5
| |
| 14 | 13 | eleq1d 2307 |
. . . 4
|
| 15 | 14 | imbi2d 230 |
. . 3
|
| 16 | eluzel2 9926 |
. . . . . . 7
| |
| 17 | 1, 16 | syl 14 |
. . . . . 6
|
| 18 | seq3clss.ft |
. . . . . 6
| |
| 19 | seq3clss.tcl |
. . . . . 6
| |
| 20 | 17, 18, 19 | seq3-1 10899 |
. . . . 5
|
| 21 | fveq2 5695 |
. . . . . . 7
| |
| 22 | 21 | eleq1d 2307 |
. . . . . 6
|
| 23 | seq3clss.fs |
. . . . . . 7
| |
| 24 | 23 | ralrimiva 2623 |
. . . . . 6
|
| 25 | eluzfz1 10435 |
. . . . . . 7
| |
| 26 | 1, 25 | syl 14 |
. . . . . 6
|
| 27 | 22, 24, 26 | rspcdva 2934 |
. . . . 5
|
| 28 | 20, 27 | eqeltrd 2315 |
. . . 4
|
| 29 | 28 | a1i 9 |
. . 3
|
| 30 | elfzouz 10558 |
. . . . . . . . 9
| |
| 31 | 30 | ad2antlr 493 |
. . . . . . . 8
|
| 32 | 18 | adantlr 481 |
. . . . . . . . 9
|
| 33 | 32 | adantlr 481 |
. . . . . . . 8
|
| 34 | 19 | adantlr 481 |
. . . . . . . . 9
|
| 35 | 34 | adantlr 481 |
. . . . . . . 8
|
| 36 | 31, 33, 35 | seq3p1 10902 |
. . . . . . 7
|
| 37 | seq3clss.scl |
. . . . . . . . . 10
| |
| 38 | 37 | adantlr 481 |
. . . . . . . . 9
|
| 39 | 38 | adantlr 481 |
. . . . . . . 8
|
| 40 | simpr 110 |
. . . . . . . 8
| |
| 41 | fveq2 5695 |
. . . . . . . . . 10
| |
| 42 | 41 | eleq1d 2307 |
. . . . . . . . 9
|
| 43 | 24 | ad2antrr 492 |
. . . . . . . . 9
|
| 44 | fzofzp1 10645 |
. . . . . . . . . 10
| |
| 45 | 44 | ad2antlr 493 |
. . . . . . . . 9
|
| 46 | 42, 43, 45 | rspcdva 2934 |
. . . . . . . 8
|
| 47 | 39, 40, 46 | caovcld 6243 |
. . . . . . 7
|
| 48 | 36, 47 | eqeltrd 2315 |
. . . . . 6
|
| 49 | 48 | ex 115 |
. . . . 5
|
| 50 | 49 | expcom 116 |
. . . 4
|
| 51 | 50 | a2d 26 |
. . 3
|
| 52 | 6, 9, 12, 15, 29, 51 | fzind2 10658 |
. 2
|
| 53 | 3, 52 | mpcom 36 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on 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 4246 ax-sep 4249 ax-nul 4259 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-iinf 4735 ax-cnex 8270 ax-resscn 8271 ax-1cn 8272 ax-1re 8273 ax-icn 8274 ax-addcl 8275 ax-addrcl 8276 ax-mulcl 8277 ax-addcom 8279 ax-addass 8281 ax-distr 8283 ax-i2m1 8284 ax-0lt1 8285 ax-0id 8287 ax-rnegex 8288 ax-cnre 8290 ax-pre-ltirr 8291 ax-pre-ltwlin 8292 ax-pre-lttrn 8293 ax-pre-ltadd 8295 |
| This proof 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-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4131 df-opab 4193 df-mpt 4194 df-tr 4230 df-id 4438 df-iord 4511 df-on 4513 df-ilim 4514 df-suc 4516 df-iom 4738 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-ima 4787 df-iota 5337 df-fun 5379 df-fn 5380 df-f 5381 df-f1 5382 df-fo 5383 df-f1o 5384 df-fv 5385 df-riota 6038 df-ov 6088 df-oprab 6089 df-mpo 6090 df-1st 6374 df-2nd 6375 df-recs 6576 df-frec 6662 df-pnf 8362 df-mnf 8363 df-xr 8364 df-ltxr 8365 df-le 8366 df-sub 8499 df-neg 8500 df-inn 9305 df-n0 9564 df-z 9645 df-uz 9922 df-fz 10412 df-fzo 10550 df-seqfrec 10885 |
| This theorem is used by: seqclg 10909 seqfeq4g 10968 fsumcl2lem 12165 gzsumwsubmcl 13801 gzsumcl 13804 |
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