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| Mirrors > Home > ILE Home > Th. List > pfxccatin12lem1 | Unicode version | ||
| Description: Lemma 1 for pfxccatin12 11483. (Contributed by AV, 30-Mar-2018.) (Revised by AV, 9-May-2020.) |
| Ref | Expression |
|---|---|
| pfxccatin12lem1 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elfz2 10397 |
. . . . 5
| |
| 2 | zsubcl 9664 |
. . . . . . 7
| |
| 3 | 2 | 3adant1 1046 |
. . . . . 6
|
| 4 | 3 | adantr 276 |
. . . . 5
|
| 5 | 1, 4 | sylbi 121 |
. . . 4
|
| 6 | 5 | adantr 276 |
. . 3
|
| 7 | elfzonelfzo 10626 |
. . 3
| |
| 8 | 6, 7 | syl 14 |
. 2
|
| 9 | elfz2nn0 10497 |
. . . . . . . 8
| |
| 10 | nn0cn 9552 |
. . . . . . . . . 10
| |
| 11 | nn0cn 9552 |
. . . . . . . . . 10
| |
| 12 | elfzelz 10407 |
. . . . . . . . . . . 12
| |
| 13 | zcn 9628 |
. . . . . . . . . . . 12
| |
| 14 | subcl 8515 |
. . . . . . . . . . . . . . . . . 18
| |
| 15 | 14 | ancoms 268 |
. . . . . . . . . . . . . . . . 17
|
| 16 | 15 | addridd 8465 |
. . . . . . . . . . . . . . . 16
|
| 17 | 16 | eqcomd 2244 |
. . . . . . . . . . . . . . 15
|
| 18 | 17 | adantl 277 |
. . . . . . . . . . . . . 14
|
| 19 | simprr 537 |
. . . . . . . . . . . . . . . 16
| |
| 20 | simpl 109 |
. . . . . . . . . . . . . . . . 17
| |
| 21 | 20 | adantl 277 |
. . . . . . . . . . . . . . . 16
|
| 22 | simpl 109 |
. . . . . . . . . . . . . . . 16
| |
| 23 | 19, 21, 22 | npncan3d 8663 |
. . . . . . . . . . . . . . 15
|
| 24 | 23 | eqcomd 2244 |
. . . . . . . . . . . . . 14
|
| 25 | 18, 24 | oveq12d 6093 |
. . . . . . . . . . . . 13
|
| 26 | 25 | ex 115 |
. . . . . . . . . . . 12
|
| 27 | 12, 13, 26 | 3syl 17 |
. . . . . . . . . . 11
|
| 28 | 27 | com12 30 |
. . . . . . . . . 10
|
| 29 | 10, 11, 28 | syl2an 289 |
. . . . . . . . 9
|
| 30 | 29 | 3adant3 1048 |
. . . . . . . 8
|
| 31 | 9, 30 | sylbi 121 |
. . . . . . 7
|
| 32 | 31 | imp 124 |
. . . . . 6
|
| 33 | 32 | eleq2d 2308 |
. . . . 5
|
| 34 | 33 | biimpa 296 |
. . . 4
|
| 35 | 0zd 9635 |
. . . . . 6
| |
| 36 | elfz2 10397 |
. . . . . . . 8
| |
| 37 | zsubcl 9664 |
. . . . . . . . . . 11
| |
| 38 | 37 | ancoms 268 |
. . . . . . . . . 10
|
| 39 | 38 | 3adant2 1047 |
. . . . . . . . 9
|
| 40 | 39 | adantr 276 |
. . . . . . . 8
|
| 41 | 36, 40 | sylbi 121 |
. . . . . . 7
|
| 42 | 41 | adantl 277 |
. . . . . 6
|
| 43 | 6, 35, 42 | 3jca 1208 |
. . . . 5
|
| 44 | 43 | adantr 276 |
. . . 4
|
| 45 | fzosubel2 10591 |
. . . 4
| |
| 46 | 34, 44, 45 | syl2anc 415 |
. . 3
|
| 47 | 46 | ex 115 |
. 2
|
| 48 | 8, 47 | syld 45 |
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-sep 4244 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-cnex 8260 ax-resscn 8261 ax-1cn 8262 ax-1re 8263 ax-icn 8264 ax-addcl 8265 ax-addrcl 8266 ax-mulcl 8267 ax-addcom 8269 ax-addass 8271 ax-distr 8273 ax-i2m1 8274 ax-0lt1 8275 ax-0id 8277 ax-rnegex 8278 ax-cnre 8280 ax-pre-ltirr 8281 ax-pre-ltwlin 8282 ax-pre-lttrn 8283 ax-pre-ltadd 8285 |
| 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-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-int 3966 df-iun 4009 df-br 4126 df-opab 4188 df-mpt 4189 df-id 4433 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-rn 4780 df-res 4781 df-ima 4782 df-iota 5332 df-fun 5374 df-fn 5375 df-f 5376 df-fv 5380 df-riota 6028 df-ov 6078 df-oprab 6079 df-mpo 6080 df-1st 6364 df-2nd 6365 df-pnf 8352 df-mnf 8353 df-xr 8354 df-ltxr 8355 df-le 8356 df-sub 8489 df-neg 8490 df-inn 9284 df-n0 9543 df-z 9624 df-uz 9901 df-fz 10391 df-fzo 10528 |
| This theorem is referenced by: pfxccatin12lem2 11481 |
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