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| Mirrors > Home > ILE Home > Th. List > pfxccatin12lem1 | Unicode version | ||
| Description: Lemma 1 for pfxccatin12 11363. (Contributed by AV, 30-Mar-2018.) (Revised by AV, 9-May-2020.) |
| Ref | Expression |
|---|---|
| pfxccatin12lem1 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elfz2 10295 |
. . . . 5
| |
| 2 | zsubcl 9564 |
. . . . . . 7
| |
| 3 | 2 | 3adant1 1042 |
. . . . . 6
|
| 4 | 3 | adantr 276 |
. . . . 5
|
| 5 | 1, 4 | sylbi 121 |
. . . 4
|
| 6 | 5 | adantr 276 |
. . 3
|
| 7 | elfzonelfzo 10521 |
. . 3
| |
| 8 | 6, 7 | syl 14 |
. 2
|
| 9 | elfz2nn0 10392 |
. . . . . . . 8
| |
| 10 | nn0cn 9454 |
. . . . . . . . . 10
| |
| 11 | nn0cn 9454 |
. . . . . . . . . 10
| |
| 12 | elfzelz 10305 |
. . . . . . . . . . . 12
| |
| 13 | zcn 9528 |
. . . . . . . . . . . 12
| |
| 14 | subcl 8420 |
. . . . . . . . . . . . . . . . . 18
| |
| 15 | 14 | ancoms 268 |
. . . . . . . . . . . . . . . . 17
|
| 16 | 15 | addridd 8370 |
. . . . . . . . . . . . . . . 16
|
| 17 | 16 | eqcomd 2237 |
. . . . . . . . . . . . . . 15
|
| 18 | 17 | adantl 277 |
. . . . . . . . . . . . . 14
|
| 19 | simprr 533 |
. . . . . . . . . . . . . . . 16
| |
| 20 | simpl 109 |
. . . . . . . . . . . . . . . . 17
| |
| 21 | 20 | adantl 277 |
. . . . . . . . . . . . . . . 16
|
| 22 | simpl 109 |
. . . . . . . . . . . . . . . 16
| |
| 23 | 19, 21, 22 | npncan3d 8568 |
. . . . . . . . . . . . . . 15
|
| 24 | 23 | eqcomd 2237 |
. . . . . . . . . . . . . 14
|
| 25 | 18, 24 | oveq12d 6046 |
. . . . . . . . . . . . 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 1044 |
. . . . . . . 8
|
| 31 | 9, 30 | sylbi 121 |
. . . . . . 7
|
| 32 | 31 | imp 124 |
. . . . . 6
|
| 33 | 32 | eleq2d 2301 |
. . . . 5
|
| 34 | 33 | biimpa 296 |
. . . 4
|
| 35 | 0zd 9535 |
. . . . . 6
| |
| 36 | elfz2 10295 |
. . . . . . . 8
| |
| 37 | zsubcl 9564 |
. . . . . . . . . . 11
| |
| 38 | 37 | ancoms 268 |
. . . . . . . . . 10
|
| 39 | 38 | 3adant2 1043 |
. . . . . . . . 9
|
| 40 | 39 | adantr 276 |
. . . . . . . 8
|
| 41 | 36, 40 | sylbi 121 |
. . . . . . 7
|
| 42 | 41 | adantl 277 |
. . . . . 6
|
| 43 | 6, 35, 42 | 3jca 1204 |
. . . . 5
|
| 44 | 43 | adantr 276 |
. . . 4
|
| 45 | fzosubel2 10486 |
. . . 4
| |
| 46 | 34, 44, 45 | syl2anc 411 |
. . 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 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 ax-cnex 8166 ax-resscn 8167 ax-1cn 8168 ax-1re 8169 ax-icn 8170 ax-addcl 8171 ax-addrcl 8172 ax-mulcl 8173 ax-addcom 8175 ax-addass 8177 ax-distr 8179 ax-i2m1 8180 ax-0lt1 8181 ax-0id 8183 ax-rnegex 8184 ax-cnre 8186 ax-pre-ltirr 8187 ax-pre-ltwlin 8188 ax-pre-lttrn 8189 ax-pre-ltadd 8191 |
| This theorem depends on definitions: df-bi 117 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-nel 2499 df-ral 2516 df-rex 2517 df-reu 2518 df-rab 2520 df-v 2805 df-sbc 3033 df-csb 3129 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-int 3934 df-iun 3977 df-br 4094 df-opab 4156 df-mpt 4157 df-id 4396 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-rn 4742 df-res 4743 df-ima 4744 df-iota 5293 df-fun 5335 df-fn 5336 df-f 5337 df-fv 5341 df-riota 5981 df-ov 6031 df-oprab 6032 df-mpo 6033 df-1st 6312 df-2nd 6313 df-pnf 8258 df-mnf 8259 df-xr 8260 df-ltxr 8261 df-le 8262 df-sub 8394 df-neg 8395 df-inn 9186 df-n0 9445 df-z 9524 df-uz 9800 df-fz 10289 df-fzo 10423 |
| This theorem is referenced by: pfxccatin12lem2 11361 |
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