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| Mirrors > Home > ILE Home > Th. List > nnaordi | Unicode version | ||
| Description: Ordering property of addition. Proposition 8.4 of [TakeutiZaring] p. 58, limited to natural numbers. (Contributed by NM, 3-Feb-1996.) (Revised by Mario Carneiro, 15-Nov-2014.) |
| Ref | Expression |
|---|---|
| nnaordi |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | oveq2 5540 |
. . . . . . . . 9
| |
| 2 | oveq2 5540 |
. . . . . . . . 9
| |
| 3 | 1, 2 | eleq12d 2149 |
. . . . . . . 8
|
| 4 | 3 | imbi2d 228 |
. . . . . . 7
|
| 5 | oveq2 5540 |
. . . . . . . . 9
| |
| 6 | oveq2 5540 |
. . . . . . . . 9
| |
| 7 | 5, 6 | eleq12d 2149 |
. . . . . . . 8
|
| 8 | oveq2 5540 |
. . . . . . . . 9
| |
| 9 | oveq2 5540 |
. . . . . . . . 9
| |
| 10 | 8, 9 | eleq12d 2149 |
. . . . . . . 8
|
| 11 | oveq2 5540 |
. . . . . . . . 9
| |
| 12 | oveq2 5540 |
. . . . . . . . 9
| |
| 13 | 11, 12 | eleq12d 2149 |
. . . . . . . 8
|
| 14 | simpr 108 |
. . . . . . . . 9
| |
| 15 | elnn 4346 |
. . . . . . . . . . 11
| |
| 16 | 15 | ancoms 264 |
. . . . . . . . . 10
|
| 17 | nna0 6076 |
. . . . . . . . . 10
| |
| 18 | 16, 17 | syl 14 |
. . . . . . . . 9
|
| 19 | nna0 6076 |
. . . . . . . . . 10
| |
| 20 | 19 | adantr 270 |
. . . . . . . . 9
|
| 21 | 14, 18, 20 | 3eltr4d 2162 |
. . . . . . . 8
|
| 22 | simprl 497 |
. . . . . . . . . . . . 13
| |
| 23 | simpl 107 |
. . . . . . . . . . . . 13
| |
| 24 | nnacl 6082 |
. . . . . . . . . . . . 13
| |
| 25 | 22, 23, 24 | syl2anc 403 |
. . . . . . . . . . . 12
|
| 26 | nnsucelsuc 6093 |
. . . . . . . . . . . 12
| |
| 27 | 25, 26 | syl 14 |
. . . . . . . . . . 11
|
| 28 | 16 | adantl 271 |
. . . . . . . . . . . . . 14
|
| 29 | nnon 4350 |
. . . . . . . . . . . . . 14
| |
| 30 | 28, 29 | syl 14 |
. . . . . . . . . . . . 13
|
| 31 | nnon 4350 |
. . . . . . . . . . . . . 14
| |
| 32 | 31 | adantr 270 |
. . . . . . . . . . . . 13
|
| 33 | oasuc 6067 |
. . . . . . . . . . . . 13
| |
| 34 | 30, 32, 33 | syl2anc 403 |
. . . . . . . . . . . 12
|
| 35 | nnon 4350 |
. . . . . . . . . . . . . 14
| |
| 36 | 35 | ad2antrl 473 |
. . . . . . . . . . . . 13
|
| 37 | oasuc 6067 |
. . . . . . . . . . . . 13
| |
| 38 | 36, 32, 37 | syl2anc 403 |
. . . . . . . . . . . 12
|
| 39 | 34, 38 | eleq12d 2149 |
. . . . . . . . . . 11
|
| 40 | 27, 39 | bitr4d 189 |
. . . . . . . . . 10
|
| 41 | 40 | biimpd 142 |
. . . . . . . . 9
|
| 42 | 41 | ex 113 |
. . . . . . . 8
|
| 43 | 7, 10, 13, 21, 42 | finds2 4342 |
. . . . . . 7
|
| 44 | 4, 43 | vtoclga 2664 |
. . . . . 6
|
| 45 | 44 | imp 122 |
. . . . 5
|
| 46 | 16 | adantl 271 |
. . . . . 6
|
| 47 | simpl 107 |
. . . . . 6
| |
| 48 | nnacom 6086 |
. . . . . 6
| |
| 49 | 46, 47, 48 | syl2anc 403 |
. . . . 5
|
| 50 | nnacom 6086 |
. . . . . . 7
| |
| 51 | 50 | ancoms 264 |
. . . . . 6
|
| 52 | 51 | adantrr 462 |
. . . . 5
|
| 53 | 45, 49, 52 | 3eltr3d 2161 |
. . . 4
|
| 54 | 53 | 3impb 1134 |
. . 3
|
| 55 | 54 | 3com12 1142 |
. 2
|
| 56 | 55 | 3expia 1140 |
1
|
| 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 576 ax-in2 577 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-13 1444 ax-14 1445 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 ax-coll 3893 ax-sep 3896 ax-nul 3904 ax-pow 3948 ax-pr 3964 ax-un 4188 ax-setind 4280 ax-iinf 4329 |
| This theorem depends on definitions: df-bi 115 df-3an 921 df-tru 1287 df-fal 1290 df-nf 1390 df-sb 1686 df-eu 1944 df-mo 1945 df-clab 2068 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ne 2246 df-ral 2353 df-rex 2354 df-reu 2355 df-rab 2357 df-v 2603 df-sbc 2816 df-csb 2909 df-dif 2975 df-un 2977 df-in 2979 df-ss 2986 df-nul 3252 df-pw 3384 df-sn 3404 df-pr 3405 df-op 3407 df-uni 3602 df-int 3637 df-iun 3680 df-br 3786 df-opab 3840 df-mpt 3841 df-tr 3876 df-id 4048 df-iord 4121 df-on 4123 df-suc 4126 df-iom 4332 df-xp 4369 df-rel 4370 df-cnv 4371 df-co 4372 df-dm 4373 df-rn 4374 df-res 4375 df-ima 4376 df-iota 4887 df-fun 4924 df-fn 4925 df-f 4926 df-f1 4927 df-fo 4928 df-f1o 4929 df-fv 4930 df-ov 5535 df-oprab 5536 df-mpt2 5537 df-1st 5787 df-2nd 5788 df-recs 5943 df-irdg 5980 df-oadd 6028 |
| This theorem is referenced by: nnaord 6105 nnmordi 6112 addclpi 6517 addnidpig 6526 archnqq 6607 prarloclemarch2 6609 prarloclemlt 6683 |
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