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| Mirrors > Home > ILE Home > Th. List > pitric | Unicode version | ||
| Description: Trichotomy for positive integers. (Contributed by Jim Kingdon, 21-Sep-2019.) |
| Ref | Expression |
|---|---|
| pitric |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | pinn 7669 |
. . 3
| |
| 2 | pinn 7669 |
. . 3
| |
| 3 | nntri2 6760 |
. . 3
| |
| 4 | 1, 2, 3 | syl2an 289 |
. 2
|
| 5 | ltpiord 7679 |
. 2
| |
| 6 | ltpiord 7679 |
. . . . 5
| |
| 7 | 6 | ancoms 268 |
. . . 4
|
| 8 | 7 | orbi2d 802 |
. . 3
|
| 9 | 8 | notbid 677 |
. 2
|
| 10 | 4, 5, 9 | 3bitr4d 220 |
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-sep 4247 ax-nul 4257 ax-pow 4309 ax-pr 4344 ax-un 4576 ax-setind 4682 ax-iinf 4733 |
| This theorem depends on definitions: df-bi 117 df-3or 1010 df-3an 1011 df-tru 1405 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-v 2823 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3690 df-sn 3714 df-pr 3715 df-op 3717 df-uni 3934 df-int 3969 df-br 4129 df-opab 4191 df-tr 4228 df-eprel 4432 df-iord 4509 df-on 4511 df-suc 4514 df-iom 4736 df-xp 4778 df-ni 7664 df-lti 7667 |
| This theorem is referenced by: (None) |
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