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| Mirrors > Home > ILE Home > Th. List > ltnrd | Unicode version | ||
| Description: 'Less than' is irreflexive. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| ltd.1 |
|
| Ref | Expression |
|---|---|
| ltnrd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltd.1 |
. 2
| |
| 2 | ltnr 8392 |
. 2
| |
| 3 | 1, 2 | syl 14 |
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 4244 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-cnex 8260 ax-resscn 8261 ax-pre-ltirr 8281 |
| This theorem depends on definitions: df-bi 117 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-nel 2516 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-br 4126 df-opab 4188 df-xp 4775 df-pnf 8352 df-mnf 8353 df-ltxr 8355 |
| This theorem is referenced by: fzonel 10546 infssuzex 10644 frec2uzlt2d 10819 frec2uzf1od 10821 zfz1isolemiso 11269 recvguniqlem 11738 resqrexlemoverl 11765 leabs 11818 ltabs 11831 maxleim 11949 climuni 12037 znnen 13267 dedekindeulemeu 15646 dedekindicclemeu 15655 ivthinc 15667 limcimo 15689 efltlemlt 15798 taupi 17028 |
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