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| Mirrors > Home > ILE Home > Th. List > ltapig | Unicode version | ||
| Description: Ordering property of addition for positive integers. (Contributed by Jim Kingdon, 31-Aug-2019.) |
| Ref | Expression |
|---|---|
| ltapig |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | pinn 7666 |
. . . . 5
| |
| 2 | pinn 7666 |
. . . . 5
| |
| 3 | pinn 7666 |
. . . . 5
| |
| 4 | nnaord 6772 |
. . . . 5
| |
| 5 | 1, 2, 3, 4 | syl3an 1320 |
. . . 4
|
| 6 | 5 | 3expa 1234 |
. . 3
|
| 7 | ltpiord 7676 |
. . . 4
| |
| 8 | 7 | adantr 276 |
. . 3
|
| 9 | addclpi 7684 |
. . . . . . 7
| |
| 10 | addclpi 7684 |
. . . . . . 7
| |
| 11 | ltpiord 7676 |
. . . . . . 7
| |
| 12 | 9, 10, 11 | syl2an 289 |
. . . . . 6
|
| 13 | addpiord 7673 |
. . . . . . . 8
| |
| 14 | 13 | adantr 276 |
. . . . . . 7
|
| 15 | addpiord 7673 |
. . . . . . . 8
| |
| 16 | 15 | adantl 277 |
. . . . . . 7
|
| 17 | 14, 16 | eleq12d 2309 |
. . . . . 6
|
| 18 | 12, 17 | bitrd 188 |
. . . . 5
|
| 19 | 18 | anandis 600 |
. . . 4
|
| 20 | 19 | ancoms 268 |
. . 3
|
| 21 | 6, 8, 20 | 3bitr4d 220 |
. 2
|
| 22 | 21 | 3impa 1225 |
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-coll 4241 ax-sep 4244 ax-nul 4254 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-iinf 4730 |
| This theorem depends on definitions: df-bi 117 df-dc 847 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-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 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-tr 4225 df-eprel 4429 df-id 4433 df-iord 4506 df-on 4508 df-suc 4511 df-iom 4733 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-f1 5377 df-fo 5378 df-f1o 5379 df-fv 5380 df-ov 6078 df-oprab 6079 df-mpo 6080 df-1st 6364 df-2nd 6365 df-recs 6566 df-irdg 6631 df-oadd 6681 df-ni 7661 df-pli 7662 df-lti 7664 |
| This theorem is referenced by: ltanqg 7757 |
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