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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 6036 |
. . . . . . . . 9
| |
| 2 | oveq2 6036 |
. . . . . . . . 9
| |
| 3 | 1, 2 | eleq12d 2302 |
. . . . . . . 8
|
| 4 | 3 | imbi2d 230 |
. . . . . . 7
|
| 5 | oveq2 6036 |
. . . . . . . . 9
| |
| 6 | oveq2 6036 |
. . . . . . . . 9
| |
| 7 | 5, 6 | eleq12d 2302 |
. . . . . . . 8
|
| 8 | oveq2 6036 |
. . . . . . . . 9
| |
| 9 | oveq2 6036 |
. . . . . . . . 9
| |
| 10 | 8, 9 | eleq12d 2302 |
. . . . . . . 8
|
| 11 | oveq2 6036 |
. . . . . . . . 9
| |
| 12 | oveq2 6036 |
. . . . . . . . 9
| |
| 13 | 11, 12 | eleq12d 2302 |
. . . . . . . 8
|
| 14 | simpr 110 |
. . . . . . . . 9
| |
| 15 | elnn 4710 |
. . . . . . . . . . 11
| |
| 16 | 15 | ancoms 268 |
. . . . . . . . . 10
|
| 17 | nna0 6685 |
. . . . . . . . . 10
| |
| 18 | 16, 17 | syl 14 |
. . . . . . . . 9
|
| 19 | nna0 6685 |
. . . . . . . . . 10
| |
| 20 | 19 | adantr 276 |
. . . . . . . . 9
|
| 21 | 14, 18, 20 | 3eltr4d 2315 |
. . . . . . . 8
|
| 22 | simprl 531 |
. . . . . . . . . . . . 13
| |
| 23 | simpl 109 |
. . . . . . . . . . . . 13
| |
| 24 | nnacl 6691 |
. . . . . . . . . . . . 13
| |
| 25 | 22, 23, 24 | syl2anc 411 |
. . . . . . . . . . . 12
|
| 26 | nnsucelsuc 6702 |
. . . . . . . . . . . 12
| |
| 27 | 25, 26 | syl 14 |
. . . . . . . . . . 11
|
| 28 | 16 | adantl 277 |
. . . . . . . . . . . . . 14
|
| 29 | nnon 4714 |
. . . . . . . . . . . . . 14
| |
| 30 | 28, 29 | syl 14 |
. . . . . . . . . . . . 13
|
| 31 | nnon 4714 |
. . . . . . . . . . . . . 14
| |
| 32 | 31 | adantr 276 |
. . . . . . . . . . . . 13
|
| 33 | oasuc 6675 |
. . . . . . . . . . . . 13
| |
| 34 | 30, 32, 33 | syl2anc 411 |
. . . . . . . . . . . 12
|
| 35 | nnon 4714 |
. . . . . . . . . . . . . 14
| |
| 36 | 35 | ad2antrl 490 |
. . . . . . . . . . . . 13
|
| 37 | oasuc 6675 |
. . . . . . . . . . . . 13
| |
| 38 | 36, 32, 37 | syl2anc 411 |
. . . . . . . . . . . 12
|
| 39 | 34, 38 | eleq12d 2302 |
. . . . . . . . . . 11
|
| 40 | 27, 39 | bitr4d 191 |
. . . . . . . . . 10
|
| 41 | 40 | biimpd 144 |
. . . . . . . . 9
|
| 42 | 41 | ex 115 |
. . . . . . . 8
|
| 43 | 7, 10, 13, 21, 42 | finds2 4705 |
. . . . . . 7
|
| 44 | 4, 43 | vtoclga 2871 |
. . . . . 6
|
| 45 | 44 | imp 124 |
. . . . 5
|
| 46 | 16 | adantl 277 |
. . . . . 6
|
| 47 | simpl 109 |
. . . . . 6
| |
| 48 | nnacom 6695 |
. . . . . 6
| |
| 49 | 46, 47, 48 | syl2anc 411 |
. . . . 5
|
| 50 | nnacom 6695 |
. . . . . . 7
| |
| 51 | 50 | ancoms 268 |
. . . . . 6
|
| 52 | 51 | adantrr 479 |
. . . . 5
|
| 53 | 45, 49, 52 | 3eltr3d 2314 |
. . . 4
|
| 54 | 53 | 3impb 1226 |
. . 3
|
| 55 | 54 | 3com12 1234 |
. 2
|
| 56 | 55 | 3expia 1232 |
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-coll 4209 ax-sep 4212 ax-nul 4220 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 ax-iinf 4692 |
| This theorem depends on definitions: df-bi 117 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-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-nul 3497 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-tr 4193 df-id 4396 df-iord 4469 df-on 4471 df-suc 4474 df-iom 4695 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-f1 5338 df-fo 5339 df-f1o 5340 df-fv 5341 df-ov 6031 df-oprab 6032 df-mpo 6033 df-1st 6312 df-2nd 6313 df-recs 6514 df-irdg 6579 df-oadd 6629 |
| This theorem is referenced by: nnaord 6720 nnmordi 6727 addclpi 7607 addnidpig 7616 archnqq 7697 prarloclemarch2 7699 prarloclemlt 7773 |
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