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Mirrors > Home > ILE Home > Th. List > fzrev | Unicode version |
Description: Reversal of start and end of a finite set of sequential integers. (Contributed by NM, 25-Nov-2005.) |
Ref | Expression |
---|---|
fzrev |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ancom 262 |
. . 3
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2 | zre 8436 |
. . . . . . . 8
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3 | zre 8436 |
. . . . . . . 8
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4 | zre 8436 |
. . . . . . . 8
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5 | suble 7611 |
. . . . . . . 8
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6 | 2, 3, 4, 5 | syl3an 1212 |
. . . . . . 7
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7 | 6 | 3comr 1147 |
. . . . . 6
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8 | 7 | 3expb 1140 |
. . . . 5
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9 | 8 | adantll 460 |
. . . 4
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10 | zre 8436 |
. . . . . . 7
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11 | lesub 7612 |
. . . . . . 7
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12 | 10, 2, 3, 11 | syl3an 1212 |
. . . . . 6
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13 | 12 | 3expb 1140 |
. . . . 5
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14 | 13 | adantlr 461 |
. . . 4
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15 | 9, 14 | anbi12d 457 |
. . 3
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16 | 1, 15 | syl5rbbr 193 |
. 2
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17 | simprr 499 |
. . 3
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18 | zsubcl 8473 |
. . . . 5
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19 | 18 | ancoms 264 |
. . . 4
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20 | 19 | ad2ant2lr 494 |
. . 3
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21 | zsubcl 8473 |
. . . . 5
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22 | 21 | ancoms 264 |
. . . 4
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23 | 22 | ad2ant2r 493 |
. . 3
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24 | elfz 9111 |
. . 3
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25 | 17, 20, 23, 24 | syl3anc 1170 |
. 2
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26 | zsubcl 8473 |
. . . 4
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27 | 26 | adantl 271 |
. . 3
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28 | simpll 496 |
. . 3
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29 | simplr 497 |
. . 3
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30 | elfz 9111 |
. . 3
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31 | 27, 28, 29, 30 | syl3anc 1170 |
. 2
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32 | 16, 25, 31 | 3bitr4d 218 |
1
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Colors of variables: wff set class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-in1 577 ax-in2 578 ax-io 663 ax-5 1377 ax-7 1378 ax-gen 1379 ax-ie1 1423 ax-ie2 1424 ax-8 1436 ax-10 1437 ax-11 1438 ax-i12 1439 ax-bndl 1440 ax-4 1441 ax-13 1445 ax-14 1446 ax-17 1460 ax-i9 1464 ax-ial 1468 ax-i5r 1469 ax-ext 2064 ax-sep 3904 ax-pow 3956 ax-pr 3972 ax-un 4196 ax-setind 4288 ax-cnex 7129 ax-resscn 7130 ax-1cn 7131 ax-1re 7132 ax-icn 7133 ax-addcl 7134 ax-addrcl 7135 ax-mulcl 7136 ax-addcom 7138 ax-addass 7140 ax-distr 7142 ax-i2m1 7143 ax-0lt1 7144 ax-0id 7146 ax-rnegex 7147 ax-cnre 7149 ax-pre-ltirr 7150 ax-pre-ltwlin 7151 ax-pre-lttrn 7152 ax-pre-ltadd 7154 |
This theorem depends on definitions: df-bi 115 df-3or 921 df-3an 922 df-tru 1288 df-fal 1291 df-nf 1391 df-sb 1687 df-eu 1945 df-mo 1946 df-clab 2069 df-cleq 2075 df-clel 2078 df-nfc 2209 df-ne 2247 df-nel 2341 df-ral 2354 df-rex 2355 df-reu 2356 df-rab 2358 df-v 2604 df-sbc 2817 df-dif 2976 df-un 2978 df-in 2980 df-ss 2987 df-pw 3392 df-sn 3412 df-pr 3413 df-op 3415 df-uni 3610 df-int 3645 df-br 3794 df-opab 3848 df-id 4056 df-xp 4377 df-rel 4378 df-cnv 4379 df-co 4380 df-dm 4381 df-iota 4897 df-fun 4934 df-fv 4940 df-riota 5499 df-ov 5546 df-oprab 5547 df-mpt2 5548 df-pnf 7217 df-mnf 7218 df-xr 7219 df-ltxr 7220 df-le 7221 df-sub 7348 df-neg 7349 df-inn 8107 df-n0 8356 df-z 8433 df-fz 9106 |
This theorem is referenced by: fzrev2 9178 fzrev3 9180 fzrevral 9198 |
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